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/*!
 * VueQuill @vueup/vue-quill v1.2.0
 * https://vueup.github.io/vue-quill/
 * 
 * Includes quill v1.3.7
 * https://quilljs.com/
 * 
 * Copyright (c) 2023 Ahmad Luthfi Masruri
 * Released under the MIT license
 * Date: 2023-05-12T08:44:03.742Z
 */
(function (global, factory) {
            typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('vue')) :
            typeof define === 'function' && define.amd ? define(['exports', 'vue'], factory) :
            (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.VueQuill = {}, global.Vue));
})(this, (function (exports, vue) { 'use strict';

            var global$1 = (typeof global !== "undefined" ? global :
                        typeof self !== "undefined" ? self :
                        typeof window !== "undefined" ? window : {});

            var lookup = [];
            var revLookup = [];
            var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array;
            var inited = false;
            function init () {
              inited = true;
              var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
              for (var i = 0, len = code.length; i < len; ++i) {
                lookup[i] = code[i];
                revLookup[code.charCodeAt(i)] = i;
              }

              revLookup['-'.charCodeAt(0)] = 62;
              revLookup['_'.charCodeAt(0)] = 63;
            }

            function toByteArray (b64) {
              if (!inited) {
                init();
              }
              var i, j, l, tmp, placeHolders, arr;
              var len = b64.length;

              if (len % 4 > 0) {
                throw new Error('Invalid string. Length must be a multiple of 4')
              }

              // the number of equal signs (place holders)
              // if there are two placeholders, than the two characters before it
              // represent one byte
              // if there is only one, then the three characters before it represent 2 bytes
              // this is just a cheap hack to not do indexOf twice
              placeHolders = b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0;

              // base64 is 4/3 + up to two characters of the original data
              arr = new Arr(len * 3 / 4 - placeHolders);

              // if there are placeholders, only get up to the last complete 4 chars
              l = placeHolders > 0 ? len - 4 : len;

              var L = 0;

              for (i = 0, j = 0; i < l; i += 4, j += 3) {
                tmp = (revLookup[b64.charCodeAt(i)] << 18) | (revLookup[b64.charCodeAt(i + 1)] << 12) | (revLookup[b64.charCodeAt(i + 2)] << 6) | revLookup[b64.charCodeAt(i + 3)];
                arr[L++] = (tmp >> 16) & 0xFF;
                arr[L++] = (tmp >> 8) & 0xFF;
                arr[L++] = tmp & 0xFF;
              }

              if (placeHolders === 2) {
                tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4);
                arr[L++] = tmp & 0xFF;
              } else if (placeHolders === 1) {
                tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2);
                arr[L++] = (tmp >> 8) & 0xFF;
                arr[L++] = tmp & 0xFF;
              }

              return arr
            }

            function tripletToBase64 (num) {
              return lookup[num >> 18 & 0x3F] + lookup[num >> 12 & 0x3F] + lookup[num >> 6 & 0x3F] + lookup[num & 0x3F]
            }

            function encodeChunk (uint8, start, end) {
              var tmp;
              var output = [];
              for (var i = start; i < end; i += 3) {
                tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2]);
                output.push(tripletToBase64(tmp));
              }
              return output.join('')
            }

            function fromByteArray (uint8) {
              if (!inited) {
                init();
              }
              var tmp;
              var len = uint8.length;
              var extraBytes = len % 3; // if we have 1 byte left, pad 2 bytes
              var output = '';
              var parts = [];
              var maxChunkLength = 16383; // must be multiple of 3

              // go through the array every three bytes, we'll deal with trailing stuff later
              for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
                parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)));
              }

              // pad the end with zeros, but make sure to not forget the extra bytes
              if (extraBytes === 1) {
                tmp = uint8[len - 1];
                output += lookup[tmp >> 2];
                output += lookup[(tmp << 4) & 0x3F];
                output += '==';
              } else if (extraBytes === 2) {
                tmp = (uint8[len - 2] << 8) + (uint8[len - 1]);
                output += lookup[tmp >> 10];
                output += lookup[(tmp >> 4) & 0x3F];
                output += lookup[(tmp << 2) & 0x3F];
                output += '=';
              }

              parts.push(output);

              return parts.join('')
            }

            function read (buffer, offset, isLE, mLen, nBytes) {
              var e, m;
              var eLen = nBytes * 8 - mLen - 1;
              var eMax = (1 << eLen) - 1;
              var eBias = eMax >> 1;
              var nBits = -7;
              var i = isLE ? (nBytes - 1) : 0;
              var d = isLE ? -1 : 1;
              var s = buffer[offset + i];

              i += d;

              e = s & ((1 << (-nBits)) - 1);
              s >>= (-nBits);
              nBits += eLen;
              for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}

              m = e & ((1 << (-nBits)) - 1);
              e >>= (-nBits);
              nBits += mLen;
              for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}

              if (e === 0) {
                e = 1 - eBias;
              } else if (e === eMax) {
                return m ? NaN : ((s ? -1 : 1) * Infinity)
              } else {
                m = m + Math.pow(2, mLen);
                e = e - eBias;
              }
              return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
            }

            function write (buffer, value, offset, isLE, mLen, nBytes) {
              var e, m, c;
              var eLen = nBytes * 8 - mLen - 1;
              var eMax = (1 << eLen) - 1;
              var eBias = eMax >> 1;
              var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0);
              var i = isLE ? 0 : (nBytes - 1);
              var d = isLE ? 1 : -1;
              var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0;

              value = Math.abs(value);

              if (isNaN(value) || value === Infinity) {
                m = isNaN(value) ? 1 : 0;
                e = eMax;
              } else {
                e = Math.floor(Math.log(value) / Math.LN2);
                if (value * (c = Math.pow(2, -e)) < 1) {
                  e--;
                  c *= 2;
                }
                if (e + eBias >= 1) {
                  value += rt / c;
                } else {
                  value += rt * Math.pow(2, 1 - eBias);
                }
                if (value * c >= 2) {
                  e++;
                  c /= 2;
                }

                if (e + eBias >= eMax) {
                  m = 0;
                  e = eMax;
                } else if (e + eBias >= 1) {
                  m = (value * c - 1) * Math.pow(2, mLen);
                  e = e + eBias;
                } else {
                  m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
                  e = 0;
                }
              }

              for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}

              e = (e << mLen) | m;
              eLen += mLen;
              for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}

              buffer[offset + i - d] |= s * 128;
            }

            var toString = {}.toString;

            var isArray = Array.isArray || function (arr) {
              return toString.call(arr) == '[object Array]';
            };

            var INSPECT_MAX_BYTES = 50;

            /**
             * If `Buffer.TYPED_ARRAY_SUPPORT`:
             *   === true    Use Uint8Array implementation (fastest)
             *   === false   Use Object implementation (most compatible, even IE6)
             *
             * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
             * Opera 11.6+, iOS 4.2+.
             *
             * Due to various browser bugs, sometimes the Object implementation will be used even
             * when the browser supports typed arrays.
             *
             * Note:
             *
             *   - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
             *     See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
             *
             *   - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
             *
             *   - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
             *     incorrect length in some situations.

             * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
             * get the Object implementation, which is slower but behaves correctly.
             */
            Buffer.TYPED_ARRAY_SUPPORT = global$1.TYPED_ARRAY_SUPPORT !== undefined
              ? global$1.TYPED_ARRAY_SUPPORT
              : true;

            /*
             * Export kMaxLength after typed array support is determined.
             */
            kMaxLength();

            function kMaxLength () {
              return Buffer.TYPED_ARRAY_SUPPORT
                ? 0x7fffffff
                : 0x3fffffff
            }

            function createBuffer (that, length) {
              if (kMaxLength() < length) {
                throw new RangeError('Invalid typed array length')
              }
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                // Return an augmented `Uint8Array` instance, for best performance
                that = new Uint8Array(length);
                that.__proto__ = Buffer.prototype;
              } else {
                // Fallback: Return an object instance of the Buffer class
                if (that === null) {
                  that = new Buffer(length);
                }
                that.length = length;
              }

              return that
            }

            /**
             * The Buffer constructor returns instances of `Uint8Array` that have their
             * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
             * `Uint8Array`, so the returned instances will have all the node `Buffer` methods
             * and the `Uint8Array` methods. Square bracket notation works as expected -- it
             * returns a single octet.
             *
             * The `Uint8Array` prototype remains unmodified.
             */

            function Buffer (arg, encodingOrOffset, length) {
              if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
                return new Buffer(arg, encodingOrOffset, length)
              }

              // Common case.
              if (typeof arg === 'number') {
                if (typeof encodingOrOffset === 'string') {
                  throw new Error(
                    'If encoding is specified then the first argument must be a string'
                  )
                }
                return allocUnsafe(this, arg)
              }
              return from(this, arg, encodingOrOffset, length)
            }

            Buffer.poolSize = 8192; // not used by this implementation

            // TODO: Legacy, not needed anymore. Remove in next major version.
            Buffer._augment = function (arr) {
              arr.__proto__ = Buffer.prototype;
              return arr
            };

            function from (that, value, encodingOrOffset, length) {
              if (typeof value === 'number') {
                throw new TypeError('"value" argument must not be a number')
              }

              if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
                return fromArrayBuffer(that, value, encodingOrOffset, length)
              }

              if (typeof value === 'string') {
                return fromString(that, value, encodingOrOffset)
              }

              return fromObject(that, value)
            }

            /**
             * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
             * if value is a number.
             * Buffer.from(str[, encoding])
             * Buffer.from(array)
             * Buffer.from(buffer)
             * Buffer.from(arrayBuffer[, byteOffset[, length]])
             **/
            Buffer.from = function (value, encodingOrOffset, length) {
              return from(null, value, encodingOrOffset, length)
            };

            if (Buffer.TYPED_ARRAY_SUPPORT) {
              Buffer.prototype.__proto__ = Uint8Array.prototype;
              Buffer.__proto__ = Uint8Array;
              if (typeof Symbol !== 'undefined' && Symbol.species &&
                  Buffer[Symbol.species] === Buffer) ;
            }

            function assertSize (size) {
              if (typeof size !== 'number') {
                throw new TypeError('"size" argument must be a number')
              } else if (size < 0) {
                throw new RangeError('"size" argument must not be negative')
              }
            }

            function alloc (that, size, fill, encoding) {
              assertSize(size);
              if (size <= 0) {
                return createBuffer(that, size)
              }
              if (fill !== undefined) {
                // Only pay attention to encoding if it's a string. This
                // prevents accidentally sending in a number that would
                // be interpretted as a start offset.
                return typeof encoding === 'string'
                  ? createBuffer(that, size).fill(fill, encoding)
                  : createBuffer(that, size).fill(fill)
              }
              return createBuffer(that, size)
            }

            /**
             * Creates a new filled Buffer instance.
             * alloc(size[, fill[, encoding]])
             **/
            Buffer.alloc = function (size, fill, encoding) {
              return alloc(null, size, fill, encoding)
            };

            function allocUnsafe (that, size) {
              assertSize(size);
              that = createBuffer(that, size < 0 ? 0 : checked(size) | 0);
              if (!Buffer.TYPED_ARRAY_SUPPORT) {
                for (var i = 0; i < size; ++i) {
                  that[i] = 0;
                }
              }
              return that
            }

            /**
             * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
             * */
            Buffer.allocUnsafe = function (size) {
              return allocUnsafe(null, size)
            };
            /**
             * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
             */
            Buffer.allocUnsafeSlow = function (size) {
              return allocUnsafe(null, size)
            };

            function fromString (that, string, encoding) {
              if (typeof encoding !== 'string' || encoding === '') {
                encoding = 'utf8';
              }

              if (!Buffer.isEncoding(encoding)) {
                throw new TypeError('"encoding" must be a valid string encoding')
              }

              var length = byteLength(string, encoding) | 0;
              that = createBuffer(that, length);

              var actual = that.write(string, encoding);

              if (actual !== length) {
                // Writing a hex string, for example, that contains invalid characters will
                // cause everything after the first invalid character to be ignored. (e.g.
                // 'abxxcd' will be treated as 'ab')
                that = that.slice(0, actual);
              }

              return that
            }

            function fromArrayLike (that, array) {
              var length = array.length < 0 ? 0 : checked(array.length) | 0;
              that = createBuffer(that, length);
              for (var i = 0; i < length; i += 1) {
                that[i] = array[i] & 255;
              }
              return that
            }

            function fromArrayBuffer (that, array, byteOffset, length) {
              array.byteLength; // this throws if `array` is not a valid ArrayBuffer

              if (byteOffset < 0 || array.byteLength < byteOffset) {
                throw new RangeError('\'offset\' is out of bounds')
              }

              if (array.byteLength < byteOffset + (length || 0)) {
                throw new RangeError('\'length\' is out of bounds')
              }

              if (byteOffset === undefined && length === undefined) {
                array = new Uint8Array(array);
              } else if (length === undefined) {
                array = new Uint8Array(array, byteOffset);
              } else {
                array = new Uint8Array(array, byteOffset, length);
              }

              if (Buffer.TYPED_ARRAY_SUPPORT) {
                // Return an augmented `Uint8Array` instance, for best performance
                that = array;
                that.__proto__ = Buffer.prototype;
              } else {
                // Fallback: Return an object instance of the Buffer class
                that = fromArrayLike(that, array);
              }
              return that
            }

            function fromObject (that, obj) {
              if (internalIsBuffer(obj)) {
                var len = checked(obj.length) | 0;
                that = createBuffer(that, len);

                if (that.length === 0) {
                  return that
                }

                obj.copy(that, 0, 0, len);
                return that
              }

              if (obj) {
                if ((typeof ArrayBuffer !== 'undefined' &&
                    obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
                  if (typeof obj.length !== 'number' || isnan(obj.length)) {
                    return createBuffer(that, 0)
                  }
                  return fromArrayLike(that, obj)
                }

                if (obj.type === 'Buffer' && isArray(obj.data)) {
                  return fromArrayLike(that, obj.data)
                }
              }

              throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
            }

            function checked (length) {
              // Note: cannot use `length < kMaxLength()` here because that fails when
              // length is NaN (which is otherwise coerced to zero.)
              if (length >= kMaxLength()) {
                throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
                                     'size: 0x' + kMaxLength().toString(16) + ' bytes')
              }
              return length | 0
            }
            Buffer.isBuffer = isBuffer;
            function internalIsBuffer (b) {
              return !!(b != null && b._isBuffer)
            }

            Buffer.compare = function compare (a, b) {
              if (!internalIsBuffer(a) || !internalIsBuffer(b)) {
                throw new TypeError('Arguments must be Buffers')
              }

              if (a === b) return 0

              var x = a.length;
              var y = b.length;

              for (var i = 0, len = Math.min(x, y); i < len; ++i) {
                if (a[i] !== b[i]) {
                  x = a[i];
                  y = b[i];
                  break
                }
              }

              if (x < y) return -1
              if (y < x) return 1
              return 0
            };

            Buffer.isEncoding = function isEncoding (encoding) {
              switch (String(encoding).toLowerCase()) {
                case 'hex':
                case 'utf8':
                case 'utf-8':
                case 'ascii':
                case 'latin1':
                case 'binary':
                case 'base64':
                case 'ucs2':
                case 'ucs-2':
                case 'utf16le':
                case 'utf-16le':
                  return true
                default:
                  return false
              }
            };

            Buffer.concat = function concat (list, length) {
              if (!isArray(list)) {
                throw new TypeError('"list" argument must be an Array of Buffers')
              }

              if (list.length === 0) {
                return Buffer.alloc(0)
              }

              var i;
              if (length === undefined) {
                length = 0;
                for (i = 0; i < list.length; ++i) {
                  length += list[i].length;
                }
              }

              var buffer = Buffer.allocUnsafe(length);
              var pos = 0;
              for (i = 0; i < list.length; ++i) {
                var buf = list[i];
                if (!internalIsBuffer(buf)) {
                  throw new TypeError('"list" argument must be an Array of Buffers')
                }
                buf.copy(buffer, pos);
                pos += buf.length;
              }
              return buffer
            };

            function byteLength (string, encoding) {
              if (internalIsBuffer(string)) {
                return string.length
              }
              if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
                  (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
                return string.byteLength
              }
              if (typeof string !== 'string') {
                string = '' + string;
              }

              var len = string.length;
              if (len === 0) return 0

              // Use a for loop to avoid recursion
              var loweredCase = false;
              for (;;) {
                switch (encoding) {
                  case 'ascii':
                  case 'latin1':
                  case 'binary':
                    return len
                  case 'utf8':
                  case 'utf-8':
                  case undefined:
                    return utf8ToBytes(string).length
                  case 'ucs2':
                  case 'ucs-2':
                  case 'utf16le':
                  case 'utf-16le':
                    return len * 2
                  case 'hex':
                    return len >>> 1
                  case 'base64':
                    return base64ToBytes(string).length
                  default:
                    if (loweredCase) return utf8ToBytes(string).length // assume utf8
                    encoding = ('' + encoding).toLowerCase();
                    loweredCase = true;
                }
              }
            }
            Buffer.byteLength = byteLength;

            function slowToString (encoding, start, end) {
              var loweredCase = false;

              // No need to verify that "this.length <= MAX_UINT32" since it's a read-only
              // property of a typed array.

              // This behaves neither like String nor Uint8Array in that we set start/end
              // to their upper/lower bounds if the value passed is out of range.
              // undefined is handled specially as per ECMA-262 6th Edition,
              // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
              if (start === undefined || start < 0) {
                start = 0;
              }
              // Return early if start > this.length. Done here to prevent potential uint32
              // coercion fail below.
              if (start > this.length) {
                return ''
              }

              if (end === undefined || end > this.length) {
                end = this.length;
              }

              if (end <= 0) {
                return ''
              }

              // Force coersion to uint32. This will also coerce falsey/NaN values to 0.
              end >>>= 0;
              start >>>= 0;

              if (end <= start) {
                return ''
              }

              if (!encoding) encoding = 'utf8';

              while (true) {
                switch (encoding) {
                  case 'hex':
                    return hexSlice(this, start, end)

                  case 'utf8':
                  case 'utf-8':
                    return utf8Slice(this, start, end)

                  case 'ascii':
                    return asciiSlice(this, start, end)

                  case 'latin1':
                  case 'binary':
                    return latin1Slice(this, start, end)

                  case 'base64':
                    return base64Slice(this, start, end)

                  case 'ucs2':
                  case 'ucs-2':
                  case 'utf16le':
                  case 'utf-16le':
                    return utf16leSlice(this, start, end)

                  default:
                    if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
                    encoding = (encoding + '').toLowerCase();
                    loweredCase = true;
                }
              }
            }

            // The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
            // Buffer instances.
            Buffer.prototype._isBuffer = true;

            function swap (b, n, m) {
              var i = b[n];
              b[n] = b[m];
              b[m] = i;
            }

            Buffer.prototype.swap16 = function swap16 () {
              var len = this.length;
              if (len % 2 !== 0) {
                throw new RangeError('Buffer size must be a multiple of 16-bits')
              }
              for (var i = 0; i < len; i += 2) {
                swap(this, i, i + 1);
              }
              return this
            };

            Buffer.prototype.swap32 = function swap32 () {
              var len = this.length;
              if (len % 4 !== 0) {
                throw new RangeError('Buffer size must be a multiple of 32-bits')
              }
              for (var i = 0; i < len; i += 4) {
                swap(this, i, i + 3);
                swap(this, i + 1, i + 2);
              }
              return this
            };

            Buffer.prototype.swap64 = function swap64 () {
              var len = this.length;
              if (len % 8 !== 0) {
                throw new RangeError('Buffer size must be a multiple of 64-bits')
              }
              for (var i = 0; i < len; i += 8) {
                swap(this, i, i + 7);
                swap(this, i + 1, i + 6);
                swap(this, i + 2, i + 5);
                swap(this, i + 3, i + 4);
              }
              return this
            };

            Buffer.prototype.toString = function toString () {
              var length = this.length | 0;
              if (length === 0) return ''
              if (arguments.length === 0) return utf8Slice(this, 0, length)
              return slowToString.apply(this, arguments)
            };

            Buffer.prototype.equals = function equals (b) {
              if (!internalIsBuffer(b)) throw new TypeError('Argument must be a Buffer')
              if (this === b) return true
              return Buffer.compare(this, b) === 0
            };

            Buffer.prototype.inspect = function inspect () {
              var str = '';
              var max = INSPECT_MAX_BYTES;
              if (this.length > 0) {
                str = this.toString('hex', 0, max).match(/.{2}/g).join(' ');
                if (this.length > max) str += ' ... ';
              }
              return '<Buffer ' + str + '>'
            };

            Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
              if (!internalIsBuffer(target)) {
                throw new TypeError('Argument must be a Buffer')
              }

              if (start === undefined) {
                start = 0;
              }
              if (end === undefined) {
                end = target ? target.length : 0;
              }
              if (thisStart === undefined) {
                thisStart = 0;
              }
              if (thisEnd === undefined) {
                thisEnd = this.length;
              }

              if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
                throw new RangeError('out of range index')
              }

              if (thisStart >= thisEnd && start >= end) {
                return 0
              }
              if (thisStart >= thisEnd) {
                return -1
              }
              if (start >= end) {
                return 1
              }

              start >>>= 0;
              end >>>= 0;
              thisStart >>>= 0;
              thisEnd >>>= 0;

              if (this === target) return 0

              var x = thisEnd - thisStart;
              var y = end - start;
              var len = Math.min(x, y);

              var thisCopy = this.slice(thisStart, thisEnd);
              var targetCopy = target.slice(start, end);

              for (var i = 0; i < len; ++i) {
                if (thisCopy[i] !== targetCopy[i]) {
                  x = thisCopy[i];
                  y = targetCopy[i];
                  break
                }
              }

              if (x < y) return -1
              if (y < x) return 1
              return 0
            };

            // Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
            // OR the last index of `val` in `buffer` at offset <= `byteOffset`.
            //
            // Arguments:
            // - buffer - a Buffer to search
            // - val - a string, Buffer, or number
            // - byteOffset - an index into `buffer`; will be clamped to an int32
            // - encoding - an optional encoding, relevant is val is a string
            // - dir - true for indexOf, false for lastIndexOf
            function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
              // Empty buffer means no match
              if (buffer.length === 0) return -1

              // Normalize byteOffset
              if (typeof byteOffset === 'string') {
                encoding = byteOffset;
                byteOffset = 0;
              } else if (byteOffset > 0x7fffffff) {
                byteOffset = 0x7fffffff;
              } else if (byteOffset < -0x80000000) {
                byteOffset = -0x80000000;
              }
              byteOffset = +byteOffset;  // Coerce to Number.
              if (isNaN(byteOffset)) {
                // byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
                byteOffset = dir ? 0 : (buffer.length - 1);
              }

              // Normalize byteOffset: negative offsets start from the end of the buffer
              if (byteOffset < 0) byteOffset = buffer.length + byteOffset;
              if (byteOffset >= buffer.length) {
                if (dir) return -1
                else byteOffset = buffer.length - 1;
              } else if (byteOffset < 0) {
                if (dir) byteOffset = 0;
                else return -1
              }

              // Normalize val
              if (typeof val === 'string') {
                val = Buffer.from(val, encoding);
              }

              // Finally, search either indexOf (if dir is true) or lastIndexOf
              if (internalIsBuffer(val)) {
                // Special case: looking for empty string/buffer always fails
                if (val.length === 0) {
                  return -1
                }
                return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
              } else if (typeof val === 'number') {
                val = val & 0xFF; // Search for a byte value [0-255]
                if (Buffer.TYPED_ARRAY_SUPPORT &&
                    typeof Uint8Array.prototype.indexOf === 'function') {
                  if (dir) {
                    return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
                  } else {
                    return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
                  }
                }
                return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
              }

              throw new TypeError('val must be string, number or Buffer')
            }

            function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
              var indexSize = 1;
              var arrLength = arr.length;
              var valLength = val.length;

              if (encoding !== undefined) {
                encoding = String(encoding).toLowerCase();
                if (encoding === 'ucs2' || encoding === 'ucs-2' ||
                    encoding === 'utf16le' || encoding === 'utf-16le') {
                  if (arr.length < 2 || val.length < 2) {
                    return -1
                  }
                  indexSize = 2;
                  arrLength /= 2;
                  valLength /= 2;
                  byteOffset /= 2;
                }
              }

              function read (buf, i) {
                if (indexSize === 1) {
                  return buf[i]
                } else {
                  return buf.readUInt16BE(i * indexSize)
                }
              }

              var i;
              if (dir) {
                var foundIndex = -1;
                for (i = byteOffset; i < arrLength; i++) {
                  if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
                    if (foundIndex === -1) foundIndex = i;
                    if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
                  } else {
                    if (foundIndex !== -1) i -= i - foundIndex;
                    foundIndex = -1;
                  }
                }
              } else {
                if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength;
                for (i = byteOffset; i >= 0; i--) {
                  var found = true;
                  for (var j = 0; j < valLength; j++) {
                    if (read(arr, i + j) !== read(val, j)) {
                      found = false;
                      break
                    }
                  }
                  if (found) return i
                }
              }

              return -1
            }

            Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
              return this.indexOf(val, byteOffset, encoding) !== -1
            };

            Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
              return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
            };

            Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
              return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
            };

            function hexWrite (buf, string, offset, length) {
              offset = Number(offset) || 0;
              var remaining = buf.length - offset;
              if (!length) {
                length = remaining;
              } else {
                length = Number(length);
                if (length > remaining) {
                  length = remaining;
                }
              }

              // must be an even number of digits
              var strLen = string.length;
              if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')

              if (length > strLen / 2) {
                length = strLen / 2;
              }
              for (var i = 0; i < length; ++i) {
                var parsed = parseInt(string.substr(i * 2, 2), 16);
                if (isNaN(parsed)) return i
                buf[offset + i] = parsed;
              }
              return i
            }

            function utf8Write (buf, string, offset, length) {
              return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
            }

            function asciiWrite (buf, string, offset, length) {
              return blitBuffer(asciiToBytes(string), buf, offset, length)
            }

            function latin1Write (buf, string, offset, length) {
              return asciiWrite(buf, string, offset, length)
            }

            function base64Write (buf, string, offset, length) {
              return blitBuffer(base64ToBytes(string), buf, offset, length)
            }

            function ucs2Write (buf, string, offset, length) {
              return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
            }

            Buffer.prototype.write = function write (string, offset, length, encoding) {
              // Buffer#write(string)
              if (offset === undefined) {
                encoding = 'utf8';
                length = this.length;
                offset = 0;
              // Buffer#write(string, encoding)
              } else if (length === undefined && typeof offset === 'string') {
                encoding = offset;
                length = this.length;
                offset = 0;
              // Buffer#write(string, offset[, length][, encoding])
              } else if (isFinite(offset)) {
                offset = offset | 0;
                if (isFinite(length)) {
                  length = length | 0;
                  if (encoding === undefined) encoding = 'utf8';
                } else {
                  encoding = length;
                  length = undefined;
                }
              // legacy write(string, encoding, offset, length) - remove in v0.13
              } else {
                throw new Error(
                  'Buffer.write(string, encoding, offset[, length]) is no longer supported'
                )
              }

              var remaining = this.length - offset;
              if (length === undefined || length > remaining) length = remaining;

              if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
                throw new RangeError('Attempt to write outside buffer bounds')
              }

              if (!encoding) encoding = 'utf8';

              var loweredCase = false;
              for (;;) {
                switch (encoding) {
                  case 'hex':
                    return hexWrite(this, string, offset, length)

                  case 'utf8':
                  case 'utf-8':
                    return utf8Write(this, string, offset, length)

                  case 'ascii':
                    return asciiWrite(this, string, offset, length)

                  case 'latin1':
                  case 'binary':
                    return latin1Write(this, string, offset, length)

                  case 'base64':
                    // Warning: maxLength not taken into account in base64Write
                    return base64Write(this, string, offset, length)

                  case 'ucs2':
                  case 'ucs-2':
                  case 'utf16le':
                  case 'utf-16le':
                    return ucs2Write(this, string, offset, length)

                  default:
                    if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
                    encoding = ('' + encoding).toLowerCase();
                    loweredCase = true;
                }
              }
            };

            Buffer.prototype.toJSON = function toJSON () {
              return {
                type: 'Buffer',
                data: Array.prototype.slice.call(this._arr || this, 0)
              }
            };

            function base64Slice (buf, start, end) {
              if (start === 0 && end === buf.length) {
                return fromByteArray(buf)
              } else {
                return fromByteArray(buf.slice(start, end))
              }
            }

            function utf8Slice (buf, start, end) {
              end = Math.min(buf.length, end);
              var res = [];

              var i = start;
              while (i < end) {
                var firstByte = buf[i];
                var codePoint = null;
                var bytesPerSequence = (firstByte > 0xEF) ? 4
                  : (firstByte > 0xDF) ? 3
                  : (firstByte > 0xBF) ? 2
                  : 1;

                if (i + bytesPerSequence <= end) {
                  var secondByte, thirdByte, fourthByte, tempCodePoint;

                  switch (bytesPerSequence) {
                    case 1:
                      if (firstByte < 0x80) {
                        codePoint = firstByte;
                      }
                      break
                    case 2:
                      secondByte = buf[i + 1];
                      if ((secondByte & 0xC0) === 0x80) {
                        tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F);
                        if (tempCodePoint > 0x7F) {
                          codePoint = tempCodePoint;
                        }
                      }
                      break
                    case 3:
                      secondByte = buf[i + 1];
                      thirdByte = buf[i + 2];
                      if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
                        tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F);
                        if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
                          codePoint = tempCodePoint;
                        }
                      }
                      break
                    case 4:
                      secondByte = buf[i + 1];
                      thirdByte = buf[i + 2];
                      fourthByte = buf[i + 3];
                      if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
                        tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F);
                        if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
                          codePoint = tempCodePoint;
                        }
                      }
                  }
                }

                if (codePoint === null) {
                  // we did not generate a valid codePoint so insert a
                  // replacement char (U+FFFD) and advance only 1 byte
                  codePoint = 0xFFFD;
                  bytesPerSequence = 1;
                } else if (codePoint > 0xFFFF) {
                  // encode to utf16 (surrogate pair dance)
                  codePoint -= 0x10000;
                  res.push(codePoint >>> 10 & 0x3FF | 0xD800);
                  codePoint = 0xDC00 | codePoint & 0x3FF;
                }

                res.push(codePoint);
                i += bytesPerSequence;
              }

              return decodeCodePointsArray(res)
            }

            // Based on http://stackoverflow.com/a/22747272/680742, the browser with
            // the lowest limit is Chrome, with 0x10000 args.
            // We go 1 magnitude less, for safety
            var MAX_ARGUMENTS_LENGTH = 0x1000;

            function decodeCodePointsArray (codePoints) {
              var len = codePoints.length;
              if (len <= MAX_ARGUMENTS_LENGTH) {
                return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
              }

              // Decode in chunks to avoid "call stack size exceeded".
              var res = '';
              var i = 0;
              while (i < len) {
                res += String.fromCharCode.apply(
                  String,
                  codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
                );
              }
              return res
            }

            function asciiSlice (buf, start, end) {
              var ret = '';
              end = Math.min(buf.length, end);

              for (var i = start; i < end; ++i) {
                ret += String.fromCharCode(buf[i] & 0x7F);
              }
              return ret
            }

            function latin1Slice (buf, start, end) {
              var ret = '';
              end = Math.min(buf.length, end);

              for (var i = start; i < end; ++i) {
                ret += String.fromCharCode(buf[i]);
              }
              return ret
            }

            function hexSlice (buf, start, end) {
              var len = buf.length;

              if (!start || start < 0) start = 0;
              if (!end || end < 0 || end > len) end = len;

              var out = '';
              for (var i = start; i < end; ++i) {
                out += toHex(buf[i]);
              }
              return out
            }

            function utf16leSlice (buf, start, end) {
              var bytes = buf.slice(start, end);
              var res = '';
              for (var i = 0; i < bytes.length; i += 2) {
                res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256);
              }
              return res
            }

            Buffer.prototype.slice = function slice (start, end) {
              var len = this.length;
              start = ~~start;
              end = end === undefined ? len : ~~end;

              if (start < 0) {
                start += len;
                if (start < 0) start = 0;
              } else if (start > len) {
                start = len;
              }

              if (end < 0) {
                end += len;
                if (end < 0) end = 0;
              } else if (end > len) {
                end = len;
              }

              if (end < start) end = start;

              var newBuf;
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                newBuf = this.subarray(start, end);
                newBuf.__proto__ = Buffer.prototype;
              } else {
                var sliceLen = end - start;
                newBuf = new Buffer(sliceLen, undefined);
                for (var i = 0; i < sliceLen; ++i) {
                  newBuf[i] = this[i + start];
                }
              }

              return newBuf
            };

            /*
             * Need to make sure that buffer isn't trying to write out of bounds.
             */
            function checkOffset (offset, ext, length) {
              if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
              if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
            }

            Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
              offset = offset | 0;
              byteLength = byteLength | 0;
              if (!noAssert) checkOffset(offset, byteLength, this.length);

              var val = this[offset];
              var mul = 1;
              var i = 0;
              while (++i < byteLength && (mul *= 0x100)) {
                val += this[offset + i] * mul;
              }

              return val
            };

            Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
              offset = offset | 0;
              byteLength = byteLength | 0;
              if (!noAssert) {
                checkOffset(offset, byteLength, this.length);
              }

              var val = this[offset + --byteLength];
              var mul = 1;
              while (byteLength > 0 && (mul *= 0x100)) {
                val += this[offset + --byteLength] * mul;
              }

              return val
            };

            Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 1, this.length);
              return this[offset]
            };

            Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 2, this.length);
              return this[offset] | (this[offset + 1] << 8)
            };

            Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 2, this.length);
              return (this[offset] << 8) | this[offset + 1]
            };

            Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 4, this.length);

              return ((this[offset]) |
                  (this[offset + 1] << 8) |
                  (this[offset + 2] << 16)) +
                  (this[offset + 3] * 0x1000000)
            };

            Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 4, this.length);

              return (this[offset] * 0x1000000) +
                ((this[offset + 1] << 16) |
                (this[offset + 2] << 8) |
                this[offset + 3])
            };

            Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
              offset = offset | 0;
              byteLength = byteLength | 0;
              if (!noAssert) checkOffset(offset, byteLength, this.length);

              var val = this[offset];
              var mul = 1;
              var i = 0;
              while (++i < byteLength && (mul *= 0x100)) {
                val += this[offset + i] * mul;
              }
              mul *= 0x80;

              if (val >= mul) val -= Math.pow(2, 8 * byteLength);

              return val
            };

            Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
              offset = offset | 0;
              byteLength = byteLength | 0;
              if (!noAssert) checkOffset(offset, byteLength, this.length);

              var i = byteLength;
              var mul = 1;
              var val = this[offset + --i];
              while (i > 0 && (mul *= 0x100)) {
                val += this[offset + --i] * mul;
              }
              mul *= 0x80;

              if (val >= mul) val -= Math.pow(2, 8 * byteLength);

              return val
            };

            Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 1, this.length);
              if (!(this[offset] & 0x80)) return (this[offset])
              return ((0xff - this[offset] + 1) * -1)
            };

            Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 2, this.length);
              var val = this[offset] | (this[offset + 1] << 8);
              return (val & 0x8000) ? val | 0xFFFF0000 : val
            };

            Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 2, this.length);
              var val = this[offset + 1] | (this[offset] << 8);
              return (val & 0x8000) ? val | 0xFFFF0000 : val
            };

            Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 4, this.length);

              return (this[offset]) |
                (this[offset + 1] << 8) |
                (this[offset + 2] << 16) |
                (this[offset + 3] << 24)
            };

            Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 4, this.length);

              return (this[offset] << 24) |
                (this[offset + 1] << 16) |
                (this[offset + 2] << 8) |
                (this[offset + 3])
            };

            Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 4, this.length);
              return read(this, offset, true, 23, 4)
            };

            Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 4, this.length);
              return read(this, offset, false, 23, 4)
            };

            Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 8, this.length);
              return read(this, offset, true, 52, 8)
            };

            Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
              if (!noAssert) checkOffset(offset, 8, this.length);
              return read(this, offset, false, 52, 8)
            };

            function checkInt (buf, value, offset, ext, max, min) {
              if (!internalIsBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
              if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
              if (offset + ext > buf.length) throw new RangeError('Index out of range')
            }

            Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
              value = +value;
              offset = offset | 0;
              byteLength = byteLength | 0;
              if (!noAssert) {
                var maxBytes = Math.pow(2, 8 * byteLength) - 1;
                checkInt(this, value, offset, byteLength, maxBytes, 0);
              }

              var mul = 1;
              var i = 0;
              this[offset] = value & 0xFF;
              while (++i < byteLength && (mul *= 0x100)) {
                this[offset + i] = (value / mul) & 0xFF;
              }

              return offset + byteLength
            };

            Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
              value = +value;
              offset = offset | 0;
              byteLength = byteLength | 0;
              if (!noAssert) {
                var maxBytes = Math.pow(2, 8 * byteLength) - 1;
                checkInt(this, value, offset, byteLength, maxBytes, 0);
              }

              var i = byteLength - 1;
              var mul = 1;
              this[offset + i] = value & 0xFF;
              while (--i >= 0 && (mul *= 0x100)) {
                this[offset + i] = (value / mul) & 0xFF;
              }

              return offset + byteLength
            };

            Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0);
              if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
              this[offset] = (value & 0xff);
              return offset + 1
            };

            function objectWriteUInt16 (buf, value, offset, littleEndian) {
              if (value < 0) value = 0xffff + value + 1;
              for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
                buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
                  (littleEndian ? i : 1 - i) * 8;
              }
            }

            Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0);
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                this[offset] = (value & 0xff);
                this[offset + 1] = (value >>> 8);
              } else {
                objectWriteUInt16(this, value, offset, true);
              }
              return offset + 2
            };

            Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0);
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                this[offset] = (value >>> 8);
                this[offset + 1] = (value & 0xff);
              } else {
                objectWriteUInt16(this, value, offset, false);
              }
              return offset + 2
            };

            function objectWriteUInt32 (buf, value, offset, littleEndian) {
              if (value < 0) value = 0xffffffff + value + 1;
              for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
                buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff;
              }
            }

            Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0);
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                this[offset + 3] = (value >>> 24);
                this[offset + 2] = (value >>> 16);
                this[offset + 1] = (value >>> 8);
                this[offset] = (value & 0xff);
              } else {
                objectWriteUInt32(this, value, offset, true);
              }
              return offset + 4
            };

            Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0);
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                this[offset] = (value >>> 24);
                this[offset + 1] = (value >>> 16);
                this[offset + 2] = (value >>> 8);
                this[offset + 3] = (value & 0xff);
              } else {
                objectWriteUInt32(this, value, offset, false);
              }
              return offset + 4
            };

            Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) {
                var limit = Math.pow(2, 8 * byteLength - 1);

                checkInt(this, value, offset, byteLength, limit - 1, -limit);
              }

              var i = 0;
              var mul = 1;
              var sub = 0;
              this[offset] = value & 0xFF;
              while (++i < byteLength && (mul *= 0x100)) {
                if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
                  sub = 1;
                }
                this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
              }

              return offset + byteLength
            };

            Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) {
                var limit = Math.pow(2, 8 * byteLength - 1);

                checkInt(this, value, offset, byteLength, limit - 1, -limit);
              }

              var i = byteLength - 1;
              var mul = 1;
              var sub = 0;
              this[offset + i] = value & 0xFF;
              while (--i >= 0 && (mul *= 0x100)) {
                if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
                  sub = 1;
                }
                this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
              }

              return offset + byteLength
            };

            Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80);
              if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
              if (value < 0) value = 0xff + value + 1;
              this[offset] = (value & 0xff);
              return offset + 1
            };

            Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000);
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                this[offset] = (value & 0xff);
                this[offset + 1] = (value >>> 8);
              } else {
                objectWriteUInt16(this, value, offset, true);
              }
              return offset + 2
            };

            Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000);
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                this[offset] = (value >>> 8);
                this[offset + 1] = (value & 0xff);
              } else {
                objectWriteUInt16(this, value, offset, false);
              }
              return offset + 2
            };

            Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000);
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                this[offset] = (value & 0xff);
                this[offset + 1] = (value >>> 8);
                this[offset + 2] = (value >>> 16);
                this[offset + 3] = (value >>> 24);
              } else {
                objectWriteUInt32(this, value, offset, true);
              }
              return offset + 4
            };

            Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
              value = +value;
              offset = offset | 0;
              if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000);
              if (value < 0) value = 0xffffffff + value + 1;
              if (Buffer.TYPED_ARRAY_SUPPORT) {
                this[offset] = (value >>> 24);
                this[offset + 1] = (value >>> 16);
                this[offset + 2] = (value >>> 8);
                this[offset + 3] = (value & 0xff);
              } else {
                objectWriteUInt32(this, value, offset, false);
              }
              return offset + 4
            };

            function checkIEEE754 (buf, value, offset, ext, max, min) {
              if (offset + ext > buf.length) throw new RangeError('Index out of range')
              if (offset < 0) throw new RangeError('Index out of range')
            }

            function writeFloat (buf, value, offset, littleEndian, noAssert) {
              if (!noAssert) {
                checkIEEE754(buf, value, offset, 4);
              }
              write(buf, value, offset, littleEndian, 23, 4);
              return offset + 4
            }

            Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
              return writeFloat(this, value, offset, true, noAssert)
            };

            Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
              return writeFloat(this, value, offset, false, noAssert)
            };

            function writeDouble (buf, value, offset, littleEndian, noAssert) {
              if (!noAssert) {
                checkIEEE754(buf, value, offset, 8);
              }
              write(buf, value, offset, littleEndian, 52, 8);
              return offset + 8
            }

            Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
              return writeDouble(this, value, offset, true, noAssert)
            };

            Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
              return writeDouble(this, value, offset, false, noAssert)
            };

            // copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
            Buffer.prototype.copy = function copy (target, targetStart, start, end) {
              if (!start) start = 0;
              if (!end && end !== 0) end = this.length;
              if (targetStart >= target.length) targetStart = target.length;
              if (!targetStart) targetStart = 0;
              if (end > 0 && end < start) end = start;

              // Copy 0 bytes; we're done
              if (end === start) return 0
              if (target.length === 0 || this.length === 0) return 0

              // Fatal error conditions
              if (targetStart < 0) {
                throw new RangeError('targetStart out of bounds')
              }
              if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
              if (end < 0) throw new RangeError('sourceEnd out of bounds')

              // Are we oob?
              if (end > this.length) end = this.length;
              if (target.length - targetStart < end - start) {
                end = target.length - targetStart + start;
              }

              var len = end - start;
              var i;

              if (this === target && start < targetStart && targetStart < end) {
                // descending copy from end
                for (i = len - 1; i >= 0; --i) {
                  target[i + targetStart] = this[i + start];
                }
              } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
                // ascending copy from start
                for (i = 0; i < len; ++i) {
                  target[i + targetStart] = this[i + start];
                }
              } else {
                Uint8Array.prototype.set.call(
                  target,
                  this.subarray(start, start + len),
                  targetStart
                );
              }

              return len
            };

            // Usage:
            //    buffer.fill(number[, offset[, end]])
            //    buffer.fill(buffer[, offset[, end]])
            //    buffer.fill(string[, offset[, end]][, encoding])
            Buffer.prototype.fill = function fill (val, start, end, encoding) {
              // Handle string cases:
              if (typeof val === 'string') {
                if (typeof start === 'string') {
                  encoding = start;
                  start = 0;
                  end = this.length;
                } else if (typeof end === 'string') {
                  encoding = end;
                  end = this.length;
                }
                if (val.length === 1) {
                  var code = val.charCodeAt(0);
                  if (code < 256) {
                    val = code;
                  }
                }
                if (encoding !== undefined && typeof encoding !== 'string') {
                  throw new TypeError('encoding must be a string')
                }
                if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
                  throw new TypeError('Unknown encoding: ' + encoding)
                }
              } else if (typeof val === 'number') {
                val = val & 255;
              }

              // Invalid ranges are not set to a default, so can range check early.
              if (start < 0 || this.length < start || this.length < end) {
                throw new RangeError('Out of range index')
              }

              if (end <= start) {
                return this
              }

              start = start >>> 0;
              end = end === undefined ? this.length : end >>> 0;

              if (!val) val = 0;

              var i;
              if (typeof val === 'number') {
                for (i = start; i < end; ++i) {
                  this[i] = val;
                }
              } else {
                var bytes = internalIsBuffer(val)
                  ? val
                  : utf8ToBytes(new Buffer(val, encoding).toString());
                var len = bytes.length;
                for (i = 0; i < end - start; ++i) {
                  this[i + start] = bytes[i % len];
                }
              }

              return this
            };

            // HELPER FUNCTIONS
            // ================

            var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g;

            function base64clean (str) {
              // Node strips out invalid characters like \n and \t from the string, base64-js does not
              str = stringtrim(str).replace(INVALID_BASE64_RE, '');
              // Node converts strings with length < 2 to ''
              if (str.length < 2) return ''
              // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
              while (str.length % 4 !== 0) {
                str = str + '=';
              }
              return str
            }

            function stringtrim (str) {
              if (str.trim) return str.trim()
              return str.replace(/^\s+|\s+$/g, '')
            }

            function toHex (n) {
              if (n < 16) return '0' + n.toString(16)
              return n.toString(16)
            }

            function utf8ToBytes (string, units) {
              units = units || Infinity;
              var codePoint;
              var length = string.length;
              var leadSurrogate = null;
              var bytes = [];

              for (var i = 0; i < length; ++i) {
                codePoint = string.charCodeAt(i);

                // is surrogate component
                if (codePoint > 0xD7FF && codePoint < 0xE000) {
                  // last char was a lead
                  if (!leadSurrogate) {
                    // no lead yet
                    if (codePoint > 0xDBFF) {
                      // unexpected trail
                      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
                      continue
                    } else if (i + 1 === length) {
                      // unpaired lead
                      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
                      continue
                    }

                    // valid lead
                    leadSurrogate = codePoint;

                    continue
                  }

                  // 2 leads in a row
                  if (codePoint < 0xDC00) {
                    if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
                    leadSurrogate = codePoint;
                    continue
                  }

                  // valid surrogate pair
                  codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000;
                } else if (leadSurrogate) {
                  // valid bmp char, but last char was a lead
                  if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
                }

                leadSurrogate = null;

                // encode utf8
                if (codePoint < 0x80) {
                  if ((units -= 1) < 0) break
                  bytes.push(codePoint);
                } else if (codePoint < 0x800) {
                  if ((units -= 2) < 0) break
                  bytes.push(
                    codePoint >> 0x6 | 0xC0,
                    codePoint & 0x3F | 0x80
                  );
                } else if (codePoint < 0x10000) {
                  if ((units -= 3) < 0) break
                  bytes.push(
                    codePoint >> 0xC | 0xE0,
                    codePoint >> 0x6 & 0x3F | 0x80,
                    codePoint & 0x3F | 0x80
                  );
                } else if (codePoint < 0x110000) {
                  if ((units -= 4) < 0) break
                  bytes.push(
                    codePoint >> 0x12 | 0xF0,
                    codePoint >> 0xC & 0x3F | 0x80,
                    codePoint >> 0x6 & 0x3F | 0x80,
                    codePoint & 0x3F | 0x80
                  );
                } else {
                  throw new Error('Invalid code point')
                }
              }

              return bytes
            }

            function asciiToBytes (str) {
              var byteArray = [];
              for (var i = 0; i < str.length; ++i) {
                // Node's code seems to be doing this and not & 0x7F..
                byteArray.push(str.charCodeAt(i) & 0xFF);
              }
              return byteArray
            }

            function utf16leToBytes (str, units) {
              var c, hi, lo;
              var byteArray = [];
              for (var i = 0; i < str.length; ++i) {
                if ((units -= 2) < 0) break

                c = str.charCodeAt(i);
                hi = c >> 8;
                lo = c % 256;
                byteArray.push(lo);
                byteArray.push(hi);
              }

              return byteArray
            }


            function base64ToBytes (str) {
              return toByteArray(base64clean(str))
            }

            function blitBuffer (src, dst, offset, length) {
              for (var i = 0; i < length; ++i) {
                if ((i + offset >= dst.length) || (i >= src.length)) break
                dst[i + offset] = src[i];
              }
              return i
            }

            function isnan (val) {
              return val !== val // eslint-disable-line no-self-compare
            }


            // the following is from is-buffer, also by Feross Aboukhadijeh and with same lisence
            // The _isBuffer check is for Safari 5-7 support, because it's missing
            // Object.prototype.constructor. Remove this eventually
            function isBuffer(obj) {
              return obj != null && (!!obj._isBuffer || isFastBuffer(obj) || isSlowBuffer(obj))
            }

            function isFastBuffer (obj) {
              return !!obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj)
            }

            // For Node v0.10 support. Remove this eventually.
            function isSlowBuffer (obj) {
              return typeof obj.readFloatLE === 'function' && typeof obj.slice === 'function' && isFastBuffer(obj.slice(0, 0))
            }

            var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};

            function getDefaultExportFromCjs (x) {
            	return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
            }

            var quill = {exports: {}};

            (function (module, exports) {
            	(function webpackUniversalModuleDefinition(root, factory) {
            		module.exports = factory();
            	})(typeof self !== 'undefined' ? self : commonjsGlobal, function() {
            	return /******/ (function(modules) { // webpackBootstrap
            	/******/ 	// The module cache
            	/******/ 	var installedModules = {};
            	/******/
            	/******/ 	// The require function
            	/******/ 	function __webpack_require__(moduleId) {
            	/******/
            	/******/ 		// Check if module is in cache
            	/******/ 		if(installedModules[moduleId]) {
            	/******/ 			return installedModules[moduleId].exports;
            	/******/ 		}
            	/******/ 		// Create a new module (and put it into the cache)
            	/******/ 		var module = installedModules[moduleId] = {
            	/******/ 			i: moduleId,
            	/******/ 			l: false,
            	/******/ 			exports: {}
            	/******/ 		};
            	/******/
            	/******/ 		// Execute the module function
            	/******/ 		modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
            	/******/
            	/******/ 		// Flag the module as loaded
            	/******/ 		module.l = true;
            	/******/
            	/******/ 		// Return the exports of the module
            	/******/ 		return module.exports;
            	/******/ 	}
            	/******/
            	/******/
            	/******/ 	// expose the modules object (__webpack_modules__)
            	/******/ 	__webpack_require__.m = modules;
            	/******/
            	/******/ 	// expose the module cache
            	/******/ 	__webpack_require__.c = installedModules;
            	/******/
            	/******/ 	// define getter function for harmony exports
            	/******/ 	__webpack_require__.d = function(exports, name, getter) {
            	/******/ 		if(!__webpack_require__.o(exports, name)) {
            	/******/ 			Object.defineProperty(exports, name, {
            	/******/ 				configurable: false,
            	/******/ 				enumerable: true,
            	/******/ 				get: getter
            	/******/ 			});
            	/******/ 		}
            	/******/ 	};
            	/******/
            	/******/ 	// getDefaultExport function for compatibility with non-harmony modules
            	/******/ 	__webpack_require__.n = function(module) {
            	/******/ 		var getter = module && module.__esModule ?
            	/******/ 			function getDefault() { return module['default']; } :
            	/******/ 			function getModuleExports() { return module; };
            	/******/ 		__webpack_require__.d(getter, 'a', getter);
            	/******/ 		return getter;
            	/******/ 	};
            	/******/
            	/******/ 	// Object.prototype.hasOwnProperty.call
            	/******/ 	__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
            	/******/
            	/******/ 	// __webpack_public_path__
            	/******/ 	__webpack_require__.p = "";
            	/******/
            	/******/ 	// Load entry module and return exports
            	/******/ 	return __webpack_require__(__webpack_require__.s = 109);
            	/******/ })
            	/************************************************************************/
            	/******/ ([
            	/* 0 */
            	/***/ (function(module, exports, __webpack_require__) {

            	Object.defineProperty(exports, "__esModule", { value: true });
            	var container_1 = __webpack_require__(17);
            	var format_1 = __webpack_require__(18);
            	var leaf_1 = __webpack_require__(19);
            	var scroll_1 = __webpack_require__(45);
            	var inline_1 = __webpack_require__(46);
            	var block_1 = __webpack_require__(47);
            	var embed_1 = __webpack_require__(48);
            	var text_1 = __webpack_require__(49);
            	var attributor_1 = __webpack_require__(12);
            	var class_1 = __webpack_require__(32);
            	var style_1 = __webpack_require__(33);
            	var store_1 = __webpack_require__(31);
            	var Registry = __webpack_require__(1);
            	var Parchment = {
            	    Scope: Registry.Scope,
            	    create: Registry.create,
            	    find: Registry.find,
            	    query: Registry.query,
            	    register: Registry.register,
            	    Container: container_1.default,
            	    Format: format_1.default,
            	    Leaf: leaf_1.default,
            	    Embed: embed_1.default,
            	    Scroll: scroll_1.default,
            	    Block: block_1.default,
            	    Inline: inline_1.default,
            	    Text: text_1.default,
            	    Attributor: {
            	        Attribute: attributor_1.default,
            	        Class: class_1.default,
            	        Style: style_1.default,
            	        Store: store_1.default,
            	    },
            	};
            	exports.default = Parchment;


            	/***/ }),
            	/* 1 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var ParchmentError = /** @class */ (function (_super) {
            	    __extends(ParchmentError, _super);
            	    function ParchmentError(message) {
            	        var _this = this;
            	        message = '[Parchment] ' + message;
            	        _this = _super.call(this, message) || this;
            	        _this.message = message;
            	        _this.name = _this.constructor.name;
            	        return _this;
            	    }
            	    return ParchmentError;
            	}(Error));
            	exports.ParchmentError = ParchmentError;
            	var attributes = {};
            	var classes = {};
            	var tags = {};
            	var types = {};
            	exports.DATA_KEY = '__blot';
            	var Scope;
            	(function (Scope) {
            	    Scope[Scope["TYPE"] = 3] = "TYPE";
            	    Scope[Scope["LEVEL"] = 12] = "LEVEL";
            	    Scope[Scope["ATTRIBUTE"] = 13] = "ATTRIBUTE";
            	    Scope[Scope["BLOT"] = 14] = "BLOT";
            	    Scope[Scope["INLINE"] = 7] = "INLINE";
            	    Scope[Scope["BLOCK"] = 11] = "BLOCK";
            	    Scope[Scope["BLOCK_BLOT"] = 10] = "BLOCK_BLOT";
            	    Scope[Scope["INLINE_BLOT"] = 6] = "INLINE_BLOT";
            	    Scope[Scope["BLOCK_ATTRIBUTE"] = 9] = "BLOCK_ATTRIBUTE";
            	    Scope[Scope["INLINE_ATTRIBUTE"] = 5] = "INLINE_ATTRIBUTE";
            	    Scope[Scope["ANY"] = 15] = "ANY";
            	})(Scope = exports.Scope || (exports.Scope = {}));
            	function create(input, value) {
            	    var match = query(input);
            	    if (match == null) {
            	        throw new ParchmentError("Unable to create " + input + " blot");
            	    }
            	    var BlotClass = match;
            	    var node = 
            	    // @ts-ignore
            	    input instanceof Node || input['nodeType'] === Node.TEXT_NODE ? input : BlotClass.create(value);
            	    return new BlotClass(node, value);
            	}
            	exports.create = create;
            	function find(node, bubble) {
            	    if (bubble === void 0) { bubble = false; }
            	    if (node == null)
            	        return null;
            	    // @ts-ignore
            	    if (node[exports.DATA_KEY] != null)
            	        return node[exports.DATA_KEY].blot;
            	    if (bubble)
            	        return find(node.parentNode, bubble);
            	    return null;
            	}
            	exports.find = find;
            	function query(query, scope) {
            	    if (scope === void 0) { scope = Scope.ANY; }
            	    var match;
            	    if (typeof query === 'string') {
            	        match = types[query] || attributes[query];
            	        // @ts-ignore
            	    }
            	    else if (query instanceof Text || query['nodeType'] === Node.TEXT_NODE) {
            	        match = types['text'];
            	    }
            	    else if (typeof query === 'number') {
            	        if (query & Scope.LEVEL & Scope.BLOCK) {
            	            match = types['block'];
            	        }
            	        else if (query & Scope.LEVEL & Scope.INLINE) {
            	            match = types['inline'];
            	        }
            	    }
            	    else if (query instanceof HTMLElement) {
            	        var names = (query.getAttribute('class') || '').split(/\s+/);
            	        for (var i in names) {
            	            match = classes[names[i]];
            	            if (match)
            	                break;
            	        }
            	        match = match || tags[query.tagName];
            	    }
            	    if (match == null)
            	        return null;
            	    // @ts-ignore
            	    if (scope & Scope.LEVEL & match.scope && scope & Scope.TYPE & match.scope)
            	        return match;
            	    return null;
            	}
            	exports.query = query;
            	function register() {
            	    var Definitions = [];
            	    for (var _i = 0; _i < arguments.length; _i++) {
            	        Definitions[_i] = arguments[_i];
            	    }
            	    if (Definitions.length > 1) {
            	        return Definitions.map(function (d) {
            	            return register(d);
            	        });
            	    }
            	    var Definition = Definitions[0];
            	    if (typeof Definition.blotName !== 'string' && typeof Definition.attrName !== 'string') {
            	        throw new ParchmentError('Invalid definition');
            	    }
            	    else if (Definition.blotName === 'abstract') {
            	        throw new ParchmentError('Cannot register abstract class');
            	    }
            	    types[Definition.blotName || Definition.attrName] = Definition;
            	    if (typeof Definition.keyName === 'string') {
            	        attributes[Definition.keyName] = Definition;
            	    }
            	    else {
            	        if (Definition.className != null) {
            	            classes[Definition.className] = Definition;
            	        }
            	        if (Definition.tagName != null) {
            	            if (Array.isArray(Definition.tagName)) {
            	                Definition.tagName = Definition.tagName.map(function (tagName) {
            	                    return tagName.toUpperCase();
            	                });
            	            }
            	            else {
            	                Definition.tagName = Definition.tagName.toUpperCase();
            	            }
            	            var tagNames = Array.isArray(Definition.tagName) ? Definition.tagName : [Definition.tagName];
            	            tagNames.forEach(function (tag) {
            	                if (tags[tag] == null || Definition.className == null) {
            	                    tags[tag] = Definition;
            	                }
            	            });
            	        }
            	    }
            	    return Definition;
            	}
            	exports.register = register;


            	/***/ }),
            	/* 2 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var diff = __webpack_require__(51);
            	var equal = __webpack_require__(11);
            	var extend = __webpack_require__(3);
            	var op = __webpack_require__(20);


            	var NULL_CHARACTER = String.fromCharCode(0);  // Placeholder char for embed in diff()


            	var Delta = function (ops) {
            	  // Assume we are given a well formed ops
            	  if (Array.isArray(ops)) {
            	    this.ops = ops;
            	  } else if (ops != null && Array.isArray(ops.ops)) {
            	    this.ops = ops.ops;
            	  } else {
            	    this.ops = [];
            	  }
            	};


            	Delta.prototype.insert = function (text, attributes) {
            	  var newOp = {};
            	  if (text.length === 0) return this;
            	  newOp.insert = text;
            	  if (attributes != null && typeof attributes === 'object' && Object.keys(attributes).length > 0) {
            	    newOp.attributes = attributes;
            	  }
            	  return this.push(newOp);
            	};

            	Delta.prototype['delete'] = function (length) {
            	  if (length <= 0) return this;
            	  return this.push({ 'delete': length });
            	};

            	Delta.prototype.retain = function (length, attributes) {
            	  if (length <= 0) return this;
            	  var newOp = { retain: length };
            	  if (attributes != null && typeof attributes === 'object' && Object.keys(attributes).length > 0) {
            	    newOp.attributes = attributes;
            	  }
            	  return this.push(newOp);
            	};

            	Delta.prototype.push = function (newOp) {
            	  var index = this.ops.length;
            	  var lastOp = this.ops[index - 1];
            	  newOp = extend(true, {}, newOp);
            	  if (typeof lastOp === 'object') {
            	    if (typeof newOp['delete'] === 'number' && typeof lastOp['delete'] === 'number') {
            	      this.ops[index - 1] = { 'delete': lastOp['delete'] + newOp['delete'] };
            	      return this;
            	    }
            	    // Since it does not matter if we insert before or after deleting at the same index,
            	    // always prefer to insert first
            	    if (typeof lastOp['delete'] === 'number' && newOp.insert != null) {
            	      index -= 1;
            	      lastOp = this.ops[index - 1];
            	      if (typeof lastOp !== 'object') {
            	        this.ops.unshift(newOp);
            	        return this;
            	      }
            	    }
            	    if (equal(newOp.attributes, lastOp.attributes)) {
            	      if (typeof newOp.insert === 'string' && typeof lastOp.insert === 'string') {
            	        this.ops[index - 1] = { insert: lastOp.insert + newOp.insert };
            	        if (typeof newOp.attributes === 'object') this.ops[index - 1].attributes = newOp.attributes;
            	        return this;
            	      } else if (typeof newOp.retain === 'number' && typeof lastOp.retain === 'number') {
            	        this.ops[index - 1] = { retain: lastOp.retain + newOp.retain };
            	        if (typeof newOp.attributes === 'object') this.ops[index - 1].attributes = newOp.attributes;
            	        return this;
            	      }
            	    }
            	  }
            	  if (index === this.ops.length) {
            	    this.ops.push(newOp);
            	  } else {
            	    this.ops.splice(index, 0, newOp);
            	  }
            	  return this;
            	};

            	Delta.prototype.chop = function () {
            	  var lastOp = this.ops[this.ops.length - 1];
            	  if (lastOp && lastOp.retain && !lastOp.attributes) {
            	    this.ops.pop();
            	  }
            	  return this;
            	};

            	Delta.prototype.filter = function (predicate) {
            	  return this.ops.filter(predicate);
            	};

            	Delta.prototype.forEach = function (predicate) {
            	  this.ops.forEach(predicate);
            	};

            	Delta.prototype.map = function (predicate) {
            	  return this.ops.map(predicate);
            	};

            	Delta.prototype.partition = function (predicate) {
            	  var passed = [], failed = [];
            	  this.forEach(function(op) {
            	    var target = predicate(op) ? passed : failed;
            	    target.push(op);
            	  });
            	  return [passed, failed];
            	};

            	Delta.prototype.reduce = function (predicate, initial) {
            	  return this.ops.reduce(predicate, initial);
            	};

            	Delta.prototype.changeLength = function () {
            	  return this.reduce(function (length, elem) {
            	    if (elem.insert) {
            	      return length + op.length(elem);
            	    } else if (elem.delete) {
            	      return length - elem.delete;
            	    }
            	    return length;
            	  }, 0);
            	};

            	Delta.prototype.length = function () {
            	  return this.reduce(function (length, elem) {
            	    return length + op.length(elem);
            	  }, 0);
            	};

            	Delta.prototype.slice = function (start, end) {
            	  start = start || 0;
            	  if (typeof end !== 'number') end = Infinity;
            	  var ops = [];
            	  var iter = op.iterator(this.ops);
            	  var index = 0;
            	  while (index < end && iter.hasNext()) {
            	    var nextOp;
            	    if (index < start) {
            	      nextOp = iter.next(start - index);
            	    } else {
            	      nextOp = iter.next(end - index);
            	      ops.push(nextOp);
            	    }
            	    index += op.length(nextOp);
            	  }
            	  return new Delta(ops);
            	};


            	Delta.prototype.compose = function (other) {
            	  var thisIter = op.iterator(this.ops);
            	  var otherIter = op.iterator(other.ops);
            	  var ops = [];
            	  var firstOther = otherIter.peek();
            	  if (firstOther != null && typeof firstOther.retain === 'number' && firstOther.attributes == null) {
            	    var firstLeft = firstOther.retain;
            	    while (thisIter.peekType() === 'insert' && thisIter.peekLength() <= firstLeft) {
            	      firstLeft -= thisIter.peekLength();
            	      ops.push(thisIter.next());
            	    }
            	    if (firstOther.retain - firstLeft > 0) {
            	      otherIter.next(firstOther.retain - firstLeft);
            	    }
            	  }
            	  var delta = new Delta(ops);
            	  while (thisIter.hasNext() || otherIter.hasNext()) {
            	    if (otherIter.peekType() === 'insert') {
            	      delta.push(otherIter.next());
            	    } else if (thisIter.peekType() === 'delete') {
            	      delta.push(thisIter.next());
            	    } else {
            	      var length = Math.min(thisIter.peekLength(), otherIter.peekLength());
            	      var thisOp = thisIter.next(length);
            	      var otherOp = otherIter.next(length);
            	      if (typeof otherOp.retain === 'number') {
            	        var newOp = {};
            	        if (typeof thisOp.retain === 'number') {
            	          newOp.retain = length;
            	        } else {
            	          newOp.insert = thisOp.insert;
            	        }
            	        // Preserve null when composing with a retain, otherwise remove it for inserts
            	        var attributes = op.attributes.compose(thisOp.attributes, otherOp.attributes, typeof thisOp.retain === 'number');
            	        if (attributes) newOp.attributes = attributes;
            	        delta.push(newOp);

            	        // Optimization if rest of other is just retain
            	        if (!otherIter.hasNext() && equal(delta.ops[delta.ops.length - 1], newOp)) {
            	          var rest = new Delta(thisIter.rest());
            	          return delta.concat(rest).chop();
            	        }

            	      // Other op should be delete, we could be an insert or retain
            	      // Insert + delete cancels out
            	      } else if (typeof otherOp['delete'] === 'number' && typeof thisOp.retain === 'number') {
            	        delta.push(otherOp);
            	      }
            	    }
            	  }
            	  return delta.chop();
            	};

            	Delta.prototype.concat = function (other) {
            	  var delta = new Delta(this.ops.slice());
            	  if (other.ops.length > 0) {
            	    delta.push(other.ops[0]);
            	    delta.ops = delta.ops.concat(other.ops.slice(1));
            	  }
            	  return delta;
            	};

            	Delta.prototype.diff = function (other, index) {
            	  if (this.ops === other.ops) {
            	    return new Delta();
            	  }
            	  var strings = [this, other].map(function (delta) {
            	    return delta.map(function (op) {
            	      if (op.insert != null) {
            	        return typeof op.insert === 'string' ? op.insert : NULL_CHARACTER;
            	      }
            	      var prep = (delta === other) ? 'on' : 'with';
            	      throw new Error('diff() called ' + prep + ' non-document');
            	    }).join('');
            	  });
            	  var delta = new Delta();
            	  var diffResult = diff(strings[0], strings[1], index);
            	  var thisIter = op.iterator(this.ops);
            	  var otherIter = op.iterator(other.ops);
            	  diffResult.forEach(function (component) {
            	    var length = component[1].length;
            	    while (length > 0) {
            	      var opLength = 0;
            	      switch (component[0]) {
            	        case diff.INSERT:
            	          opLength = Math.min(otherIter.peekLength(), length);
            	          delta.push(otherIter.next(opLength));
            	          break;
            	        case diff.DELETE:
            	          opLength = Math.min(length, thisIter.peekLength());
            	          thisIter.next(opLength);
            	          delta['delete'](opLength);
            	          break;
            	        case diff.EQUAL:
            	          opLength = Math.min(thisIter.peekLength(), otherIter.peekLength(), length);
            	          var thisOp = thisIter.next(opLength);
            	          var otherOp = otherIter.next(opLength);
            	          if (equal(thisOp.insert, otherOp.insert)) {
            	            delta.retain(opLength, op.attributes.diff(thisOp.attributes, otherOp.attributes));
            	          } else {
            	            delta.push(otherOp)['delete'](opLength);
            	          }
            	          break;
            	      }
            	      length -= opLength;
            	    }
            	  });
            	  return delta.chop();
            	};

            	Delta.prototype.eachLine = function (predicate, newline) {
            	  newline = newline || '\n';
            	  var iter = op.iterator(this.ops);
            	  var line = new Delta();
            	  var i = 0;
            	  while (iter.hasNext()) {
            	    if (iter.peekType() !== 'insert') return;
            	    var thisOp = iter.peek();
            	    var start = op.length(thisOp) - iter.peekLength();
            	    var index = typeof thisOp.insert === 'string' ?
            	      thisOp.insert.indexOf(newline, start) - start : -1;
            	    if (index < 0) {
            	      line.push(iter.next());
            	    } else if (index > 0) {
            	      line.push(iter.next(index));
            	    } else {
            	      if (predicate(line, iter.next(1).attributes || {}, i) === false) {
            	        return;
            	      }
            	      i += 1;
            	      line = new Delta();
            	    }
            	  }
            	  if (line.length() > 0) {
            	    predicate(line, {}, i);
            	  }
            	};

            	Delta.prototype.transform = function (other, priority) {
            	  priority = !!priority;
            	  if (typeof other === 'number') {
            	    return this.transformPosition(other, priority);
            	  }
            	  var thisIter = op.iterator(this.ops);
            	  var otherIter = op.iterator(other.ops);
            	  var delta = new Delta();
            	  while (thisIter.hasNext() || otherIter.hasNext()) {
            	    if (thisIter.peekType() === 'insert' && (priority || otherIter.peekType() !== 'insert')) {
            	      delta.retain(op.length(thisIter.next()));
            	    } else if (otherIter.peekType() === 'insert') {
            	      delta.push(otherIter.next());
            	    } else {
            	      var length = Math.min(thisIter.peekLength(), otherIter.peekLength());
            	      var thisOp = thisIter.next(length);
            	      var otherOp = otherIter.next(length);
            	      if (thisOp['delete']) {
            	        // Our delete either makes their delete redundant or removes their retain
            	        continue;
            	      } else if (otherOp['delete']) {
            	        delta.push(otherOp);
            	      } else {
            	        // We retain either their retain or insert
            	        delta.retain(length, op.attributes.transform(thisOp.attributes, otherOp.attributes, priority));
            	      }
            	    }
            	  }
            	  return delta.chop();
            	};

            	Delta.prototype.transformPosition = function (index, priority) {
            	  priority = !!priority;
            	  var thisIter = op.iterator(this.ops);
            	  var offset = 0;
            	  while (thisIter.hasNext() && offset <= index) {
            	    var length = thisIter.peekLength();
            	    var nextType = thisIter.peekType();
            	    thisIter.next();
            	    if (nextType === 'delete') {
            	      index -= Math.min(length, index - offset);
            	      continue;
            	    } else if (nextType === 'insert' && (offset < index || !priority)) {
            	      index += length;
            	    }
            	    offset += length;
            	  }
            	  return index;
            	};


            	module.exports = Delta;


            	/***/ }),
            	/* 3 */
            	/***/ (function(module, exports) {

            	var hasOwn = Object.prototype.hasOwnProperty;
            	var toStr = Object.prototype.toString;
            	var defineProperty = Object.defineProperty;
            	var gOPD = Object.getOwnPropertyDescriptor;

            	var isArray = function isArray(arr) {
            		if (typeof Array.isArray === 'function') {
            			return Array.isArray(arr);
            		}

            		return toStr.call(arr) === '[object Array]';
            	};

            	var isPlainObject = function isPlainObject(obj) {
            		if (!obj || toStr.call(obj) !== '[object Object]') {
            			return false;
            		}

            		var hasOwnConstructor = hasOwn.call(obj, 'constructor');
            		var hasIsPrototypeOf = obj.constructor && obj.constructor.prototype && hasOwn.call(obj.constructor.prototype, 'isPrototypeOf');
            		// Not own constructor property must be Object
            		if (obj.constructor && !hasOwnConstructor && !hasIsPrototypeOf) {
            			return false;
            		}

            		// Own properties are enumerated firstly, so to speed up,
            		// if last one is own, then all properties are own.
            		var key;
            		for (key in obj) { /**/ }

            		return typeof key === 'undefined' || hasOwn.call(obj, key);
            	};

            	// If name is '__proto__', and Object.defineProperty is available, define __proto__ as an own property on target
            	var setProperty = function setProperty(target, options) {
            		if (defineProperty && options.name === '__proto__') {
            			defineProperty(target, options.name, {
            				enumerable: true,
            				configurable: true,
            				value: options.newValue,
            				writable: true
            			});
            		} else {
            			target[options.name] = options.newValue;
            		}
            	};

            	// Return undefined instead of __proto__ if '__proto__' is not an own property
            	var getProperty = function getProperty(obj, name) {
            		if (name === '__proto__') {
            			if (!hasOwn.call(obj, name)) {
            				return void 0;
            			} else if (gOPD) {
            				// In early versions of node, obj['__proto__'] is buggy when obj has
            				// __proto__ as an own property. Object.getOwnPropertyDescriptor() works.
            				return gOPD(obj, name).value;
            			}
            		}

            		return obj[name];
            	};

            	module.exports = function extend() {
            		var options, name, src, copy, copyIsArray, clone;
            		var target = arguments[0];
            		var i = 1;
            		var length = arguments.length;
            		var deep = false;

            		// Handle a deep copy situation
            		if (typeof target === 'boolean') {
            			deep = target;
            			target = arguments[1] || {};
            			// skip the boolean and the target
            			i = 2;
            		}
            		if (target == null || (typeof target !== 'object' && typeof target !== 'function')) {
            			target = {};
            		}

            		for (; i < length; ++i) {
            			options = arguments[i];
            			// Only deal with non-null/undefined values
            			if (options != null) {
            				// Extend the base object
            				for (name in options) {
            					src = getProperty(target, name);
            					copy = getProperty(options, name);

            					// Prevent never-ending loop
            					if (target !== copy) {
            						// Recurse if we're merging plain objects or arrays
            						if (deep && copy && (isPlainObject(copy) || (copyIsArray = isArray(copy)))) {
            							if (copyIsArray) {
            								copyIsArray = false;
            								clone = src && isArray(src) ? src : [];
            							} else {
            								clone = src && isPlainObject(src) ? src : {};
            							}

            							// Never move original objects, clone them
            							setProperty(target, { name: name, newValue: extend(deep, clone, copy) });

            						// Don't bring in undefined values
            						} else if (typeof copy !== 'undefined') {
            							setProperty(target, { name: name, newValue: copy });
            						}
            					}
            				}
            			}
            		}

            		// Return the modified object
            		return target;
            	};


            	/***/ }),
            	/* 4 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.BlockEmbed = exports.bubbleFormats = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _extend = __webpack_require__(3);

            	var _extend2 = _interopRequireDefault(_extend);

            	var _quillDelta = __webpack_require__(2);

            	var _quillDelta2 = _interopRequireDefault(_quillDelta);

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _break = __webpack_require__(16);

            	var _break2 = _interopRequireDefault(_break);

            	var _inline = __webpack_require__(6);

            	var _inline2 = _interopRequireDefault(_inline);

            	var _text = __webpack_require__(7);

            	var _text2 = _interopRequireDefault(_text);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var NEWLINE_LENGTH = 1;

            	var BlockEmbed = function (_Parchment$Embed) {
            	  _inherits(BlockEmbed, _Parchment$Embed);

            	  function BlockEmbed() {
            	    _classCallCheck(this, BlockEmbed);

            	    return _possibleConstructorReturn(this, (BlockEmbed.__proto__ || Object.getPrototypeOf(BlockEmbed)).apply(this, arguments));
            	  }

            	  _createClass(BlockEmbed, [{
            	    key: 'attach',
            	    value: function attach() {
            	      _get(BlockEmbed.prototype.__proto__ || Object.getPrototypeOf(BlockEmbed.prototype), 'attach', this).call(this);
            	      this.attributes = new _parchment2.default.Attributor.Store(this.domNode);
            	    }
            	  }, {
            	    key: 'delta',
            	    value: function delta() {
            	      return new _quillDelta2.default().insert(this.value(), (0, _extend2.default)(this.formats(), this.attributes.values()));
            	    }
            	  }, {
            	    key: 'format',
            	    value: function format(name, value) {
            	      var attribute = _parchment2.default.query(name, _parchment2.default.Scope.BLOCK_ATTRIBUTE);
            	      if (attribute != null) {
            	        this.attributes.attribute(attribute, value);
            	      }
            	    }
            	  }, {
            	    key: 'formatAt',
            	    value: function formatAt(index, length, name, value) {
            	      this.format(name, value);
            	    }
            	  }, {
            	    key: 'insertAt',
            	    value: function insertAt(index, value, def) {
            	      if (typeof value === 'string' && value.endsWith('\n')) {
            	        var block = _parchment2.default.create(Block.blotName);
            	        this.parent.insertBefore(block, index === 0 ? this : this.next);
            	        block.insertAt(0, value.slice(0, -1));
            	      } else {
            	        _get(BlockEmbed.prototype.__proto__ || Object.getPrototypeOf(BlockEmbed.prototype), 'insertAt', this).call(this, index, value, def);
            	      }
            	    }
            	  }]);

            	  return BlockEmbed;
            	}(_parchment2.default.Embed);

            	BlockEmbed.scope = _parchment2.default.Scope.BLOCK_BLOT;
            	// It is important for cursor behavior BlockEmbeds use tags that are block level elements


            	var Block = function (_Parchment$Block) {
            	  _inherits(Block, _Parchment$Block);

            	  function Block(domNode) {
            	    _classCallCheck(this, Block);

            	    var _this2 = _possibleConstructorReturn(this, (Block.__proto__ || Object.getPrototypeOf(Block)).call(this, domNode));

            	    _this2.cache = {};
            	    return _this2;
            	  }

            	  _createClass(Block, [{
            	    key: 'delta',
            	    value: function delta() {
            	      if (this.cache.delta == null) {
            	        this.cache.delta = this.descendants(_parchment2.default.Leaf).reduce(function (delta, leaf) {
            	          if (leaf.length() === 0) {
            	            return delta;
            	          } else {
            	            return delta.insert(leaf.value(), bubbleFormats(leaf));
            	          }
            	        }, new _quillDelta2.default()).insert('\n', bubbleFormats(this));
            	      }
            	      return this.cache.delta;
            	    }
            	  }, {
            	    key: 'deleteAt',
            	    value: function deleteAt(index, length) {
            	      _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'deleteAt', this).call(this, index, length);
            	      this.cache = {};
            	    }
            	  }, {
            	    key: 'formatAt',
            	    value: function formatAt(index, length, name, value) {
            	      if (length <= 0) return;
            	      if (_parchment2.default.query(name, _parchment2.default.Scope.BLOCK)) {
            	        if (index + length === this.length()) {
            	          this.format(name, value);
            	        }
            	      } else {
            	        _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'formatAt', this).call(this, index, Math.min(length, this.length() - index - 1), name, value);
            	      }
            	      this.cache = {};
            	    }
            	  }, {
            	    key: 'insertAt',
            	    value: function insertAt(index, value, def) {
            	      if (def != null) return _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'insertAt', this).call(this, index, value, def);
            	      if (value.length === 0) return;
            	      var lines = value.split('\n');
            	      var text = lines.shift();
            	      if (text.length > 0) {
            	        if (index < this.length() - 1 || this.children.tail == null) {
            	          _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'insertAt', this).call(this, Math.min(index, this.length() - 1), text);
            	        } else {
            	          this.children.tail.insertAt(this.children.tail.length(), text);
            	        }
            	        this.cache = {};
            	      }
            	      var block = this;
            	      lines.reduce(function (index, line) {
            	        block = block.split(index, true);
            	        block.insertAt(0, line);
            	        return line.length;
            	      }, index + text.length);
            	    }
            	  }, {
            	    key: 'insertBefore',
            	    value: function insertBefore(blot, ref) {
            	      var head = this.children.head;
            	      _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'insertBefore', this).call(this, blot, ref);
            	      if (head instanceof _break2.default) {
            	        head.remove();
            	      }
            	      this.cache = {};
            	    }
            	  }, {
            	    key: 'length',
            	    value: function length() {
            	      if (this.cache.length == null) {
            	        this.cache.length = _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'length', this).call(this) + NEWLINE_LENGTH;
            	      }
            	      return this.cache.length;
            	    }
            	  }, {
            	    key: 'moveChildren',
            	    value: function moveChildren(target, ref) {
            	      _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'moveChildren', this).call(this, target, ref);
            	      this.cache = {};
            	    }
            	  }, {
            	    key: 'optimize',
            	    value: function optimize(context) {
            	      _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'optimize', this).call(this, context);
            	      this.cache = {};
            	    }
            	  }, {
            	    key: 'path',
            	    value: function path(index) {
            	      return _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'path', this).call(this, index, true);
            	    }
            	  }, {
            	    key: 'removeChild',
            	    value: function removeChild(child) {
            	      _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'removeChild', this).call(this, child);
            	      this.cache = {};
            	    }
            	  }, {
            	    key: 'split',
            	    value: function split(index) {
            	      var force = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

            	      if (force && (index === 0 || index >= this.length() - NEWLINE_LENGTH)) {
            	        var clone = this.clone();
            	        if (index === 0) {
            	          this.parent.insertBefore(clone, this);
            	          return this;
            	        } else {
            	          this.parent.insertBefore(clone, this.next);
            	          return clone;
            	        }
            	      } else {
            	        var next = _get(Block.prototype.__proto__ || Object.getPrototypeOf(Block.prototype), 'split', this).call(this, index, force);
            	        this.cache = {};
            	        return next;
            	      }
            	    }
            	  }]);

            	  return Block;
            	}(_parchment2.default.Block);

            	Block.blotName = 'block';
            	Block.tagName = 'P';
            	Block.defaultChild = 'break';
            	Block.allowedChildren = [_inline2.default, _parchment2.default.Embed, _text2.default];

            	function bubbleFormats(blot) {
            	  var formats = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

            	  if (blot == null) return formats;
            	  if (typeof blot.formats === 'function') {
            	    formats = (0, _extend2.default)(formats, blot.formats());
            	  }
            	  if (blot.parent == null || blot.parent.blotName == 'scroll' || blot.parent.statics.scope !== blot.statics.scope) {
            	    return formats;
            	  }
            	  return bubbleFormats(blot.parent, formats);
            	}

            	exports.bubbleFormats = bubbleFormats;
            	exports.BlockEmbed = BlockEmbed;
            	exports.default = Block;

            	/***/ }),
            	/* 5 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.overload = exports.expandConfig = undefined;

            	var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	__webpack_require__(50);

            	var _quillDelta = __webpack_require__(2);

            	var _quillDelta2 = _interopRequireDefault(_quillDelta);

            	var _editor = __webpack_require__(14);

            	var _editor2 = _interopRequireDefault(_editor);

            	var _emitter3 = __webpack_require__(8);

            	var _emitter4 = _interopRequireDefault(_emitter3);

            	var _module = __webpack_require__(9);

            	var _module2 = _interopRequireDefault(_module);

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _selection = __webpack_require__(15);

            	var _selection2 = _interopRequireDefault(_selection);

            	var _extend = __webpack_require__(3);

            	var _extend2 = _interopRequireDefault(_extend);

            	var _logger = __webpack_require__(10);

            	var _logger2 = _interopRequireDefault(_logger);

            	var _theme = __webpack_require__(34);

            	var _theme2 = _interopRequireDefault(_theme);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	var debug = (0, _logger2.default)('quill');

            	var Quill = function () {
            	  _createClass(Quill, null, [{
            	    key: 'debug',
            	    value: function debug(limit) {
            	      if (limit === true) {
            	        limit = 'log';
            	      }
            	      _logger2.default.level(limit);
            	    }
            	  }, {
            	    key: 'find',
            	    value: function find(node) {
            	      return node.__quill || _parchment2.default.find(node);
            	    }
            	  }, {
            	    key: 'import',
            	    value: function _import(name) {
            	      if (this.imports[name] == null) {
            	        debug.error('Cannot import ' + name + '. Are you sure it was registered?');
            	      }
            	      return this.imports[name];
            	    }
            	  }, {
            	    key: 'register',
            	    value: function register(path, target) {
            	      var _this = this;

            	      var overwrite = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

            	      if (typeof path !== 'string') {
            	        var name = path.attrName || path.blotName;
            	        if (typeof name === 'string') {
            	          // register(Blot | Attributor, overwrite)
            	          this.register('formats/' + name, path, target);
            	        } else {
            	          Object.keys(path).forEach(function (key) {
            	            _this.register(key, path[key], target);
            	          });
            	        }
            	      } else {
            	        if (this.imports[path] != null && !overwrite) {
            	          debug.warn('Overwriting ' + path + ' with', target);
            	        }
            	        this.imports[path] = target;
            	        if ((path.startsWith('blots/') || path.startsWith('formats/')) && target.blotName !== 'abstract') {
            	          _parchment2.default.register(target);
            	        } else if (path.startsWith('modules') && typeof target.register === 'function') {
            	          target.register();
            	        }
            	      }
            	    }
            	  }]);

            	  function Quill(container) {
            	    var _this2 = this;

            	    var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

            	    _classCallCheck(this, Quill);

            	    this.options = expandConfig(container, options);
            	    this.container = this.options.container;
            	    if (this.container == null) {
            	      return debug.error('Invalid Quill container', container);
            	    }
            	    if (this.options.debug) {
            	      Quill.debug(this.options.debug);
            	    }
            	    var html = this.container.innerHTML.trim();
            	    this.container.classList.add('ql-container');
            	    this.container.innerHTML = '';
            	    this.container.__quill = this;
            	    this.root = this.addContainer('ql-editor');
            	    this.root.classList.add('ql-blank');
            	    this.root.setAttribute('data-gramm', false);
            	    this.scrollingContainer = this.options.scrollingContainer || this.root;
            	    this.emitter = new _emitter4.default();
            	    this.scroll = _parchment2.default.create(this.root, {
            	      emitter: this.emitter,
            	      whitelist: this.options.formats
            	    });
            	    this.editor = new _editor2.default(this.scroll);
            	    this.selection = new _selection2.default(this.scroll, this.emitter);
            	    this.theme = new this.options.theme(this, this.options);
            	    this.keyboard = this.theme.addModule('keyboard');
            	    this.clipboard = this.theme.addModule('clipboard');
            	    this.history = this.theme.addModule('history');
            	    this.theme.init();
            	    this.emitter.on(_emitter4.default.events.EDITOR_CHANGE, function (type) {
            	      if (type === _emitter4.default.events.TEXT_CHANGE) {
            	        _this2.root.classList.toggle('ql-blank', _this2.editor.isBlank());
            	      }
            	    });
            	    this.emitter.on(_emitter4.default.events.SCROLL_UPDATE, function (source, mutations) {
            	      var range = _this2.selection.lastRange;
            	      var index = range && range.length === 0 ? range.index : undefined;
            	      modify.call(_this2, function () {
            	        return _this2.editor.update(null, mutations, index);
            	      }, source);
            	    });
            	    var contents = this.clipboard.convert('<div class=\'ql-editor\' style="white-space: normal;">' + html + '<p><br></p></div>');
            	    this.setContents(contents);
            	    this.history.clear();
            	    if (this.options.placeholder) {
            	      this.root.setAttribute('data-placeholder', this.options.placeholder);
            	    }
            	    if (this.options.readOnly) {
            	      this.disable();
            	    }
            	  }

            	  _createClass(Quill, [{
            	    key: 'addContainer',
            	    value: function addContainer(container) {
            	      var refNode = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;

            	      if (typeof container === 'string') {
            	        var className = container;
            	        container = document.createElement('div');
            	        container.classList.add(className);
            	      }
            	      this.container.insertBefore(container, refNode);
            	      return container;
            	    }
            	  }, {
            	    key: 'blur',
            	    value: function blur() {
            	      this.selection.setRange(null);
            	    }
            	  }, {
            	    key: 'deleteText',
            	    value: function deleteText(index, length, source) {
            	      var _this3 = this;

            	      var _overload = overload(index, length, source);

            	      var _overload2 = _slicedToArray(_overload, 4);

            	      index = _overload2[0];
            	      length = _overload2[1];
            	      source = _overload2[3];

            	      return modify.call(this, function () {
            	        return _this3.editor.deleteText(index, length);
            	      }, source, index, -1 * length);
            	    }
            	  }, {
            	    key: 'disable',
            	    value: function disable() {
            	      this.enable(false);
            	    }
            	  }, {
            	    key: 'enable',
            	    value: function enable() {
            	      var enabled = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;

            	      this.scroll.enable(enabled);
            	      this.container.classList.toggle('ql-disabled', !enabled);
            	    }
            	  }, {
            	    key: 'focus',
            	    value: function focus() {
            	      var scrollTop = this.scrollingContainer.scrollTop;
            	      this.selection.focus();
            	      this.scrollingContainer.scrollTop = scrollTop;
            	      this.scrollIntoView();
            	    }
            	  }, {
            	    key: 'format',
            	    value: function format(name, value) {
            	      var _this4 = this;

            	      var source = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _emitter4.default.sources.API;

            	      return modify.call(this, function () {
            	        var range = _this4.getSelection(true);
            	        var change = new _quillDelta2.default();
            	        if (range == null) {
            	          return change;
            	        } else if (_parchment2.default.query(name, _parchment2.default.Scope.BLOCK)) {
            	          change = _this4.editor.formatLine(range.index, range.length, _defineProperty({}, name, value));
            	        } else if (range.length === 0) {
            	          _this4.selection.format(name, value);
            	          return change;
            	        } else {
            	          change = _this4.editor.formatText(range.index, range.length, _defineProperty({}, name, value));
            	        }
            	        _this4.setSelection(range, _emitter4.default.sources.SILENT);
            	        return change;
            	      }, source);
            	    }
            	  }, {
            	    key: 'formatLine',
            	    value: function formatLine(index, length, name, value, source) {
            	      var _this5 = this;

            	      var formats = void 0;

            	      var _overload3 = overload(index, length, name, value, source);

            	      var _overload4 = _slicedToArray(_overload3, 4);

            	      index = _overload4[0];
            	      length = _overload4[1];
            	      formats = _overload4[2];
            	      source = _overload4[3];

            	      return modify.call(this, function () {
            	        return _this5.editor.formatLine(index, length, formats);
            	      }, source, index, 0);
            	    }
            	  }, {
            	    key: 'formatText',
            	    value: function formatText(index, length, name, value, source) {
            	      var _this6 = this;

            	      var formats = void 0;

            	      var _overload5 = overload(index, length, name, value, source);

            	      var _overload6 = _slicedToArray(_overload5, 4);

            	      index = _overload6[0];
            	      length = _overload6[1];
            	      formats = _overload6[2];
            	      source = _overload6[3];

            	      return modify.call(this, function () {
            	        return _this6.editor.formatText(index, length, formats);
            	      }, source, index, 0);
            	    }
            	  }, {
            	    key: 'getBounds',
            	    value: function getBounds(index) {
            	      var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;

            	      var bounds = void 0;
            	      if (typeof index === 'number') {
            	        bounds = this.selection.getBounds(index, length);
            	      } else {
            	        bounds = this.selection.getBounds(index.index, index.length);
            	      }
            	      var containerBounds = this.container.getBoundingClientRect();
            	      return {
            	        bottom: bounds.bottom - containerBounds.top,
            	        height: bounds.height,
            	        left: bounds.left - containerBounds.left,
            	        right: bounds.right - containerBounds.left,
            	        top: bounds.top - containerBounds.top,
            	        width: bounds.width
            	      };
            	    }
            	  }, {
            	    key: 'getContents',
            	    value: function getContents() {
            	      var index = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
            	      var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.getLength() - index;

            	      var _overload7 = overload(index, length);

            	      var _overload8 = _slicedToArray(_overload7, 2);

            	      index = _overload8[0];
            	      length = _overload8[1];

            	      return this.editor.getContents(index, length);
            	    }
            	  }, {
            	    key: 'getFormat',
            	    value: function getFormat() {
            	      var index = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this.getSelection(true);
            	      var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;

            	      if (typeof index === 'number') {
            	        return this.editor.getFormat(index, length);
            	      } else {
            	        return this.editor.getFormat(index.index, index.length);
            	      }
            	    }
            	  }, {
            	    key: 'getIndex',
            	    value: function getIndex(blot) {
            	      return blot.offset(this.scroll);
            	    }
            	  }, {
            	    key: 'getLength',
            	    value: function getLength() {
            	      return this.scroll.length();
            	    }
            	  }, {
            	    key: 'getLeaf',
            	    value: function getLeaf(index) {
            	      return this.scroll.leaf(index);
            	    }
            	  }, {
            	    key: 'getLine',
            	    value: function getLine(index) {
            	      return this.scroll.line(index);
            	    }
            	  }, {
            	    key: 'getLines',
            	    value: function getLines() {
            	      var index = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
            	      var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : Number.MAX_VALUE;

            	      if (typeof index !== 'number') {
            	        return this.scroll.lines(index.index, index.length);
            	      } else {
            	        return this.scroll.lines(index, length);
            	      }
            	    }
            	  }, {
            	    key: 'getModule',
            	    value: function getModule(name) {
            	      return this.theme.modules[name];
            	    }
            	  }, {
            	    key: 'getSelection',
            	    value: function getSelection() {
            	      var focus = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

            	      if (focus) this.focus();
            	      this.update(); // Make sure we access getRange with editor in consistent state
            	      return this.selection.getRange()[0];
            	    }
            	  }, {
            	    key: 'getText',
            	    value: function getText() {
            	      var index = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
            	      var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.getLength() - index;

            	      var _overload9 = overload(index, length);

            	      var _overload10 = _slicedToArray(_overload9, 2);

            	      index = _overload10[0];
            	      length = _overload10[1];

            	      return this.editor.getText(index, length);
            	    }
            	  }, {
            	    key: 'hasFocus',
            	    value: function hasFocus() {
            	      return this.selection.hasFocus();
            	    }
            	  }, {
            	    key: 'insertEmbed',
            	    value: function insertEmbed(index, embed, value) {
            	      var _this7 = this;

            	      var source = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : Quill.sources.API;

            	      return modify.call(this, function () {
            	        return _this7.editor.insertEmbed(index, embed, value);
            	      }, source, index);
            	    }
            	  }, {
            	    key: 'insertText',
            	    value: function insertText(index, text, name, value, source) {
            	      var _this8 = this;

            	      var formats = void 0;

            	      var _overload11 = overload(index, 0, name, value, source);

            	      var _overload12 = _slicedToArray(_overload11, 4);

            	      index = _overload12[0];
            	      formats = _overload12[2];
            	      source = _overload12[3];

            	      return modify.call(this, function () {
            	        return _this8.editor.insertText(index, text, formats);
            	      }, source, index, text.length);
            	    }
            	  }, {
            	    key: 'isEnabled',
            	    value: function isEnabled() {
            	      return !this.container.classList.contains('ql-disabled');
            	    }
            	  }, {
            	    key: 'off',
            	    value: function off() {
            	      return this.emitter.off.apply(this.emitter, arguments);
            	    }
            	  }, {
            	    key: 'on',
            	    value: function on() {
            	      return this.emitter.on.apply(this.emitter, arguments);
            	    }
            	  }, {
            	    key: 'once',
            	    value: function once() {
            	      return this.emitter.once.apply(this.emitter, arguments);
            	    }
            	  }, {
            	    key: 'pasteHTML',
            	    value: function pasteHTML(index, html, source) {
            	      this.clipboard.dangerouslyPasteHTML(index, html, source);
            	    }
            	  }, {
            	    key: 'removeFormat',
            	    value: function removeFormat(index, length, source) {
            	      var _this9 = this;

            	      var _overload13 = overload(index, length, source);

            	      var _overload14 = _slicedToArray(_overload13, 4);

            	      index = _overload14[0];
            	      length = _overload14[1];
            	      source = _overload14[3];

            	      return modify.call(this, function () {
            	        return _this9.editor.removeFormat(index, length);
            	      }, source, index);
            	    }
            	  }, {
            	    key: 'scrollIntoView',
            	    value: function scrollIntoView() {
            	      this.selection.scrollIntoView(this.scrollingContainer);
            	    }
            	  }, {
            	    key: 'setContents',
            	    value: function setContents(delta) {
            	      var _this10 = this;

            	      var source = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _emitter4.default.sources.API;

            	      return modify.call(this, function () {
            	        delta = new _quillDelta2.default(delta);
            	        var length = _this10.getLength();
            	        var deleted = _this10.editor.deleteText(0, length);
            	        var applied = _this10.editor.applyDelta(delta);
            	        var lastOp = applied.ops[applied.ops.length - 1];
            	        if (lastOp != null && typeof lastOp.insert === 'string' && lastOp.insert[lastOp.insert.length - 1] === '\n') {
            	          _this10.editor.deleteText(_this10.getLength() - 1, 1);
            	          applied.delete(1);
            	        }
            	        var ret = deleted.compose(applied);
            	        return ret;
            	      }, source);
            	    }
            	  }, {
            	    key: 'setSelection',
            	    value: function setSelection(index, length, source) {
            	      if (index == null) {
            	        this.selection.setRange(null, length || Quill.sources.API);
            	      } else {
            	        var _overload15 = overload(index, length, source);

            	        var _overload16 = _slicedToArray(_overload15, 4);

            	        index = _overload16[0];
            	        length = _overload16[1];
            	        source = _overload16[3];

            	        this.selection.setRange(new _selection.Range(index, length), source);
            	        if (source !== _emitter4.default.sources.SILENT) {
            	          this.selection.scrollIntoView(this.scrollingContainer);
            	        }
            	      }
            	    }
            	  }, {
            	    key: 'setText',
            	    value: function setText(text) {
            	      var source = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _emitter4.default.sources.API;

            	      var delta = new _quillDelta2.default().insert(text);
            	      return this.setContents(delta, source);
            	    }
            	  }, {
            	    key: 'update',
            	    value: function update() {
            	      var source = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : _emitter4.default.sources.USER;

            	      var change = this.scroll.update(source); // Will update selection before selection.update() does if text changes
            	      this.selection.update(source);
            	      return change;
            	    }
            	  }, {
            	    key: 'updateContents',
            	    value: function updateContents(delta) {
            	      var _this11 = this;

            	      var source = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _emitter4.default.sources.API;

            	      return modify.call(this, function () {
            	        delta = new _quillDelta2.default(delta);
            	        return _this11.editor.applyDelta(delta, source);
            	      }, source, true);
            	    }
            	  }]);

            	  return Quill;
            	}();

            	Quill.DEFAULTS = {
            	  bounds: null,
            	  formats: null,
            	  modules: {},
            	  placeholder: '',
            	  readOnly: false,
            	  scrollingContainer: null,
            	  strict: true,
            	  theme: 'default'
            	};
            	Quill.events = _emitter4.default.events;
            	Quill.sources = _emitter4.default.sources;
            	// eslint-disable-next-line no-undef
            	Quill.version =  "1.3.7";

            	Quill.imports = {
            	  'delta': _quillDelta2.default,
            	  'parchment': _parchment2.default,
            	  'core/module': _module2.default,
            	  'core/theme': _theme2.default
            	};

            	function expandConfig(container, userConfig) {
            	  userConfig = (0, _extend2.default)(true, {
            	    container: container,
            	    modules: {
            	      clipboard: true,
            	      keyboard: true,
            	      history: true
            	    }
            	  }, userConfig);
            	  if (!userConfig.theme || userConfig.theme === Quill.DEFAULTS.theme) {
            	    userConfig.theme = _theme2.default;
            	  } else {
            	    userConfig.theme = Quill.import('themes/' + userConfig.theme);
            	    if (userConfig.theme == null) {
            	      throw new Error('Invalid theme ' + userConfig.theme + '. Did you register it?');
            	    }
            	  }
            	  var themeConfig = (0, _extend2.default)(true, {}, userConfig.theme.DEFAULTS);
            	  [themeConfig, userConfig].forEach(function (config) {
            	    config.modules = config.modules || {};
            	    Object.keys(config.modules).forEach(function (module) {
            	      if (config.modules[module] === true) {
            	        config.modules[module] = {};
            	      }
            	    });
            	  });
            	  var moduleNames = Object.keys(themeConfig.modules).concat(Object.keys(userConfig.modules));
            	  var moduleConfig = moduleNames.reduce(function (config, name) {
            	    var moduleClass = Quill.import('modules/' + name);
            	    if (moduleClass == null) {
            	      debug.error('Cannot load ' + name + ' module. Are you sure you registered it?');
            	    } else {
            	      config[name] = moduleClass.DEFAULTS || {};
            	    }
            	    return config;
            	  }, {});
            	  // Special case toolbar shorthand
            	  if (userConfig.modules != null && userConfig.modules.toolbar && userConfig.modules.toolbar.constructor !== Object) {
            	    userConfig.modules.toolbar = {
            	      container: userConfig.modules.toolbar
            	    };
            	  }
            	  userConfig = (0, _extend2.default)(true, {}, Quill.DEFAULTS, { modules: moduleConfig }, themeConfig, userConfig);
            	  ['bounds', 'container', 'scrollingContainer'].forEach(function (key) {
            	    if (typeof userConfig[key] === 'string') {
            	      userConfig[key] = document.querySelector(userConfig[key]);
            	    }
            	  });
            	  userConfig.modules = Object.keys(userConfig.modules).reduce(function (config, name) {
            	    if (userConfig.modules[name]) {
            	      config[name] = userConfig.modules[name];
            	    }
            	    return config;
            	  }, {});
            	  return userConfig;
            	}

            	// Handle selection preservation and TEXT_CHANGE emission
            	// common to modification APIs
            	function modify(modifier, source, index, shift) {
            	  if (this.options.strict && !this.isEnabled() && source === _emitter4.default.sources.USER) {
            	    return new _quillDelta2.default();
            	  }
            	  var range = index == null ? null : this.getSelection();
            	  var oldDelta = this.editor.delta;
            	  var change = modifier();
            	  if (range != null) {
            	    if (index === true) index = range.index;
            	    if (shift == null) {
            	      range = shiftRange(range, change, source);
            	    } else if (shift !== 0) {
            	      range = shiftRange(range, index, shift, source);
            	    }
            	    this.setSelection(range, _emitter4.default.sources.SILENT);
            	  }
            	  if (change.length() > 0) {
            	    var _emitter;

            	    var args = [_emitter4.default.events.TEXT_CHANGE, change, oldDelta, source];
            	    (_emitter = this.emitter).emit.apply(_emitter, [_emitter4.default.events.EDITOR_CHANGE].concat(args));
            	    if (source !== _emitter4.default.sources.SILENT) {
            	      var _emitter2;

            	      (_emitter2 = this.emitter).emit.apply(_emitter2, args);
            	    }
            	  }
            	  return change;
            	}

            	function overload(index, length, name, value, source) {
            	  var formats = {};
            	  if (typeof index.index === 'number' && typeof index.length === 'number') {
            	    // Allow for throwaway end (used by insertText/insertEmbed)
            	    if (typeof length !== 'number') {
            	      source = value, value = name, name = length, length = index.length, index = index.index;
            	    } else {
            	      length = index.length, index = index.index;
            	    }
            	  } else if (typeof length !== 'number') {
            	    source = value, value = name, name = length, length = 0;
            	  }
            	  // Handle format being object, two format name/value strings or excluded
            	  if ((typeof name === 'undefined' ? 'undefined' : _typeof(name)) === 'object') {
            	    formats = name;
            	    source = value;
            	  } else if (typeof name === 'string') {
            	    if (value != null) {
            	      formats[name] = value;
            	    } else {
            	      source = name;
            	    }
            	  }
            	  // Handle optional source
            	  source = source || _emitter4.default.sources.API;
            	  return [index, length, formats, source];
            	}

            	function shiftRange(range, index, length, source) {
            	  if (range == null) return null;
            	  var start = void 0,
            	      end = void 0;
            	  if (index instanceof _quillDelta2.default) {
            	    var _map = [range.index, range.index + range.length].map(function (pos) {
            	      return index.transformPosition(pos, source !== _emitter4.default.sources.USER);
            	    });

            	    var _map2 = _slicedToArray(_map, 2);

            	    start = _map2[0];
            	    end = _map2[1];
            	  } else {
            	    var _map3 = [range.index, range.index + range.length].map(function (pos) {
            	      if (pos < index || pos === index && source === _emitter4.default.sources.USER) return pos;
            	      if (length >= 0) {
            	        return pos + length;
            	      } else {
            	        return Math.max(index, pos + length);
            	      }
            	    });

            	    var _map4 = _slicedToArray(_map3, 2);

            	    start = _map4[0];
            	    end = _map4[1];
            	  }
            	  return new _selection.Range(start, end - start);
            	}

            	exports.expandConfig = expandConfig;
            	exports.overload = overload;
            	exports.default = Quill;

            	/***/ }),
            	/* 6 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _text = __webpack_require__(7);

            	var _text2 = _interopRequireDefault(_text);

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Inline = function (_Parchment$Inline) {
            	  _inherits(Inline, _Parchment$Inline);

            	  function Inline() {
            	    _classCallCheck(this, Inline);

            	    return _possibleConstructorReturn(this, (Inline.__proto__ || Object.getPrototypeOf(Inline)).apply(this, arguments));
            	  }

            	  _createClass(Inline, [{
            	    key: 'formatAt',
            	    value: function formatAt(index, length, name, value) {
            	      if (Inline.compare(this.statics.blotName, name) < 0 && _parchment2.default.query(name, _parchment2.default.Scope.BLOT)) {
            	        var blot = this.isolate(index, length);
            	        if (value) {
            	          blot.wrap(name, value);
            	        }
            	      } else {
            	        _get(Inline.prototype.__proto__ || Object.getPrototypeOf(Inline.prototype), 'formatAt', this).call(this, index, length, name, value);
            	      }
            	    }
            	  }, {
            	    key: 'optimize',
            	    value: function optimize(context) {
            	      _get(Inline.prototype.__proto__ || Object.getPrototypeOf(Inline.prototype), 'optimize', this).call(this, context);
            	      if (this.parent instanceof Inline && Inline.compare(this.statics.blotName, this.parent.statics.blotName) > 0) {
            	        var parent = this.parent.isolate(this.offset(), this.length());
            	        this.moveChildren(parent);
            	        parent.wrap(this);
            	      }
            	    }
            	  }], [{
            	    key: 'compare',
            	    value: function compare(self, other) {
            	      var selfIndex = Inline.order.indexOf(self);
            	      var otherIndex = Inline.order.indexOf(other);
            	      if (selfIndex >= 0 || otherIndex >= 0) {
            	        return selfIndex - otherIndex;
            	      } else if (self === other) {
            	        return 0;
            	      } else if (self < other) {
            	        return -1;
            	      } else {
            	        return 1;
            	      }
            	    }
            	  }]);

            	  return Inline;
            	}(_parchment2.default.Inline);

            	Inline.allowedChildren = [Inline, _parchment2.default.Embed, _text2.default];
            	// Lower index means deeper in the DOM tree, since not found (-1) is for embeds
            	Inline.order = ['cursor', 'inline', // Must be lower
            	'underline', 'strike', 'italic', 'bold', 'script', 'link', 'code' // Must be higher
            	];

            	exports.default = Inline;

            	/***/ }),
            	/* 7 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var TextBlot = function (_Parchment$Text) {
            	  _inherits(TextBlot, _Parchment$Text);

            	  function TextBlot() {
            	    _classCallCheck(this, TextBlot);

            	    return _possibleConstructorReturn(this, (TextBlot.__proto__ || Object.getPrototypeOf(TextBlot)).apply(this, arguments));
            	  }

            	  return TextBlot;
            	}(_parchment2.default.Text);

            	exports.default = TextBlot;

            	/***/ }),
            	/* 8 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _eventemitter = __webpack_require__(54);

            	var _eventemitter2 = _interopRequireDefault(_eventemitter);

            	var _logger = __webpack_require__(10);

            	var _logger2 = _interopRequireDefault(_logger);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var debug = (0, _logger2.default)('quill:events');

            	var EVENTS = ['selectionchange', 'mousedown', 'mouseup', 'click'];

            	EVENTS.forEach(function (eventName) {
            	  document.addEventListener(eventName, function () {
            	    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
            	      args[_key] = arguments[_key];
            	    }

            	    [].slice.call(document.querySelectorAll('.ql-container')).forEach(function (node) {
            	      // TODO use WeakMap
            	      if (node.__quill && node.__quill.emitter) {
            	        var _node$__quill$emitter;

            	        (_node$__quill$emitter = node.__quill.emitter).handleDOM.apply(_node$__quill$emitter, args);
            	      }
            	    });
            	  });
            	});

            	var Emitter = function (_EventEmitter) {
            	  _inherits(Emitter, _EventEmitter);

            	  function Emitter() {
            	    _classCallCheck(this, Emitter);

            	    var _this = _possibleConstructorReturn(this, (Emitter.__proto__ || Object.getPrototypeOf(Emitter)).call(this));

            	    _this.listeners = {};
            	    _this.on('error', debug.error);
            	    return _this;
            	  }

            	  _createClass(Emitter, [{
            	    key: 'emit',
            	    value: function emit() {
            	      debug.log.apply(debug, arguments);
            	      _get(Emitter.prototype.__proto__ || Object.getPrototypeOf(Emitter.prototype), 'emit', this).apply(this, arguments);
            	    }
            	  }, {
            	    key: 'handleDOM',
            	    value: function handleDOM(event) {
            	      for (var _len2 = arguments.length, args = Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
            	        args[_key2 - 1] = arguments[_key2];
            	      }

            	      (this.listeners[event.type] || []).forEach(function (_ref) {
            	        var node = _ref.node,
            	            handler = _ref.handler;

            	        if (event.target === node || node.contains(event.target)) {
            	          handler.apply(undefined, [event].concat(args));
            	        }
            	      });
            	    }
            	  }, {
            	    key: 'listenDOM',
            	    value: function listenDOM(eventName, node, handler) {
            	      if (!this.listeners[eventName]) {
            	        this.listeners[eventName] = [];
            	      }
            	      this.listeners[eventName].push({ node: node, handler: handler });
            	    }
            	  }]);

            	  return Emitter;
            	}(_eventemitter2.default);

            	Emitter.events = {
            	  EDITOR_CHANGE: 'editor-change',
            	  SCROLL_BEFORE_UPDATE: 'scroll-before-update',
            	  SCROLL_OPTIMIZE: 'scroll-optimize',
            	  SCROLL_UPDATE: 'scroll-update',
            	  SELECTION_CHANGE: 'selection-change',
            	  TEXT_CHANGE: 'text-change'
            	};
            	Emitter.sources = {
            	  API: 'api',
            	  SILENT: 'silent',
            	  USER: 'user'
            	};

            	exports.default = Emitter;

            	/***/ }),
            	/* 9 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	var Module = function Module(quill) {
            	  var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

            	  _classCallCheck(this, Module);

            	  this.quill = quill;
            	  this.options = options;
            	};

            	Module.DEFAULTS = {};

            	exports.default = Module;

            	/***/ }),
            	/* 10 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	var levels = ['error', 'warn', 'log', 'info'];
            	var level = 'warn';

            	function debug(method) {
            	  if (levels.indexOf(method) <= levels.indexOf(level)) {
            	    var _console;

            	    for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
            	      args[_key - 1] = arguments[_key];
            	    }

            	    (_console = console)[method].apply(_console, args); // eslint-disable-line no-console
            	  }
            	}

            	function namespace(ns) {
            	  return levels.reduce(function (logger, method) {
            	    logger[method] = debug.bind(console, method, ns);
            	    return logger;
            	  }, {});
            	}

            	debug.level = namespace.level = function (newLevel) {
            	  level = newLevel;
            	};

            	exports.default = namespace;

            	/***/ }),
            	/* 11 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var pSlice = Array.prototype.slice;
            	var objectKeys = __webpack_require__(52);
            	var isArguments = __webpack_require__(53);

            	var deepEqual = module.exports = function (actual, expected, opts) {
            	  if (!opts) opts = {};
            	  // 7.1. All identical values are equivalent, as determined by ===.
            	  if (actual === expected) {
            	    return true;

            	  } else if (actual instanceof Date && expected instanceof Date) {
            	    return actual.getTime() === expected.getTime();

            	  // 7.3. Other pairs that do not both pass typeof value == 'object',
            	  // equivalence is determined by ==.
            	  } else if (!actual || !expected || typeof actual != 'object' && typeof expected != 'object') {
            	    return opts.strict ? actual === expected : actual == expected;

            	  // 7.4. For all other Object pairs, including Array objects, equivalence is
            	  // determined by having the same number of owned properties (as verified
            	  // with Object.prototype.hasOwnProperty.call), the same set of keys
            	  // (although not necessarily the same order), equivalent values for every
            	  // corresponding key, and an identical 'prototype' property. Note: this
            	  // accounts for both named and indexed properties on Arrays.
            	  } else {
            	    return objEquiv(actual, expected, opts);
            	  }
            	};

            	function isUndefinedOrNull(value) {
            	  return value === null || value === undefined;
            	}

            	function isBuffer (x) {
            	  if (!x || typeof x !== 'object' || typeof x.length !== 'number') return false;
            	  if (typeof x.copy !== 'function' || typeof x.slice !== 'function') {
            	    return false;
            	  }
            	  if (x.length > 0 && typeof x[0] !== 'number') return false;
            	  return true;
            	}

            	function objEquiv(a, b, opts) {
            	  var i, key;
            	  if (isUndefinedOrNull(a) || isUndefinedOrNull(b))
            	    return false;
            	  // an identical 'prototype' property.
            	  if (a.prototype !== b.prototype) return false;
            	  //~~~I've managed to break Object.keys through screwy arguments passing.
            	  //   Converting to array solves the problem.
            	  if (isArguments(a)) {
            	    if (!isArguments(b)) {
            	      return false;
            	    }
            	    a = pSlice.call(a);
            	    b = pSlice.call(b);
            	    return deepEqual(a, b, opts);
            	  }
            	  if (isBuffer(a)) {
            	    if (!isBuffer(b)) {
            	      return false;
            	    }
            	    if (a.length !== b.length) return false;
            	    for (i = 0; i < a.length; i++) {
            	      if (a[i] !== b[i]) return false;
            	    }
            	    return true;
            	  }
            	  try {
            	    var ka = objectKeys(a),
            	        kb = objectKeys(b);
            	  } catch (e) {//happens when one is a string literal and the other isn't
            	    return false;
            	  }
            	  // having the same number of owned properties (keys incorporates
            	  // hasOwnProperty)
            	  if (ka.length != kb.length)
            	    return false;
            	  //the same set of keys (although not necessarily the same order),
            	  ka.sort();
            	  kb.sort();
            	  //~~~cheap key test
            	  for (i = ka.length - 1; i >= 0; i--) {
            	    if (ka[i] != kb[i])
            	      return false;
            	  }
            	  //equivalent values for every corresponding key, and
            	  //~~~possibly expensive deep test
            	  for (i = ka.length - 1; i >= 0; i--) {
            	    key = ka[i];
            	    if (!deepEqual(a[key], b[key], opts)) return false;
            	  }
            	  return typeof a === typeof b;
            	}


            	/***/ }),
            	/* 12 */
            	/***/ (function(module, exports, __webpack_require__) {

            	Object.defineProperty(exports, "__esModule", { value: true });
            	var Registry = __webpack_require__(1);
            	var Attributor = /** @class */ (function () {
            	    function Attributor(attrName, keyName, options) {
            	        if (options === void 0) { options = {}; }
            	        this.attrName = attrName;
            	        this.keyName = keyName;
            	        var attributeBit = Registry.Scope.TYPE & Registry.Scope.ATTRIBUTE;
            	        if (options.scope != null) {
            	            // Ignore type bits, force attribute bit
            	            this.scope = (options.scope & Registry.Scope.LEVEL) | attributeBit;
            	        }
            	        else {
            	            this.scope = Registry.Scope.ATTRIBUTE;
            	        }
            	        if (options.whitelist != null)
            	            this.whitelist = options.whitelist;
            	    }
            	    Attributor.keys = function (node) {
            	        return [].map.call(node.attributes, function (item) {
            	            return item.name;
            	        });
            	    };
            	    Attributor.prototype.add = function (node, value) {
            	        if (!this.canAdd(node, value))
            	            return false;
            	        node.setAttribute(this.keyName, value);
            	        return true;
            	    };
            	    Attributor.prototype.canAdd = function (node, value) {
            	        var match = Registry.query(node, Registry.Scope.BLOT & (this.scope | Registry.Scope.TYPE));
            	        if (match == null)
            	            return false;
            	        if (this.whitelist == null)
            	            return true;
            	        if (typeof value === 'string') {
            	            return this.whitelist.indexOf(value.replace(/["']/g, '')) > -1;
            	        }
            	        else {
            	            return this.whitelist.indexOf(value) > -1;
            	        }
            	    };
            	    Attributor.prototype.remove = function (node) {
            	        node.removeAttribute(this.keyName);
            	    };
            	    Attributor.prototype.value = function (node) {
            	        var value = node.getAttribute(this.keyName);
            	        if (this.canAdd(node, value) && value) {
            	            return value;
            	        }
            	        return '';
            	    };
            	    return Attributor;
            	}());
            	exports.default = Attributor;


            	/***/ }),
            	/* 13 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.Code = undefined;

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _quillDelta = __webpack_require__(2);

            	var _quillDelta2 = _interopRequireDefault(_quillDelta);

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _block = __webpack_require__(4);

            	var _block2 = _interopRequireDefault(_block);

            	var _inline = __webpack_require__(6);

            	var _inline2 = _interopRequireDefault(_inline);

            	var _text = __webpack_require__(7);

            	var _text2 = _interopRequireDefault(_text);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Code = function (_Inline) {
            	  _inherits(Code, _Inline);

            	  function Code() {
            	    _classCallCheck(this, Code);

            	    return _possibleConstructorReturn(this, (Code.__proto__ || Object.getPrototypeOf(Code)).apply(this, arguments));
            	  }

            	  return Code;
            	}(_inline2.default);

            	Code.blotName = 'code';
            	Code.tagName = 'CODE';

            	var CodeBlock = function (_Block) {
            	  _inherits(CodeBlock, _Block);

            	  function CodeBlock() {
            	    _classCallCheck(this, CodeBlock);

            	    return _possibleConstructorReturn(this, (CodeBlock.__proto__ || Object.getPrototypeOf(CodeBlock)).apply(this, arguments));
            	  }

            	  _createClass(CodeBlock, [{
            	    key: 'delta',
            	    value: function delta() {
            	      var _this3 = this;

            	      var text = this.domNode.textContent;
            	      if (text.endsWith('\n')) {
            	        // Should always be true
            	        text = text.slice(0, -1);
            	      }
            	      return text.split('\n').reduce(function (delta, frag) {
            	        return delta.insert(frag).insert('\n', _this3.formats());
            	      }, new _quillDelta2.default());
            	    }
            	  }, {
            	    key: 'format',
            	    value: function format(name, value) {
            	      if (name === this.statics.blotName && value) return;

            	      var _descendant = this.descendant(_text2.default, this.length() - 1),
            	          _descendant2 = _slicedToArray(_descendant, 1),
            	          text = _descendant2[0];

            	      if (text != null) {
            	        text.deleteAt(text.length() - 1, 1);
            	      }
            	      _get(CodeBlock.prototype.__proto__ || Object.getPrototypeOf(CodeBlock.prototype), 'format', this).call(this, name, value);
            	    }
            	  }, {
            	    key: 'formatAt',
            	    value: function formatAt(index, length, name, value) {
            	      if (length === 0) return;
            	      if (_parchment2.default.query(name, _parchment2.default.Scope.BLOCK) == null || name === this.statics.blotName && value === this.statics.formats(this.domNode)) {
            	        return;
            	      }
            	      var nextNewline = this.newlineIndex(index);
            	      if (nextNewline < 0 || nextNewline >= index + length) return;
            	      var prevNewline = this.newlineIndex(index, true) + 1;
            	      var isolateLength = nextNewline - prevNewline + 1;
            	      var blot = this.isolate(prevNewline, isolateLength);
            	      var next = blot.next;
            	      blot.format(name, value);
            	      if (next instanceof CodeBlock) {
            	        next.formatAt(0, index - prevNewline + length - isolateLength, name, value);
            	      }
            	    }
            	  }, {
            	    key: 'insertAt',
            	    value: function insertAt(index, value, def) {
            	      if (def != null) return;

            	      var _descendant3 = this.descendant(_text2.default, index),
            	          _descendant4 = _slicedToArray(_descendant3, 2),
            	          text = _descendant4[0],
            	          offset = _descendant4[1];

            	      text.insertAt(offset, value);
            	    }
            	  }, {
            	    key: 'length',
            	    value: function length() {
            	      var length = this.domNode.textContent.length;
            	      if (!this.domNode.textContent.endsWith('\n')) {
            	        return length + 1;
            	      }
            	      return length;
            	    }
            	  }, {
            	    key: 'newlineIndex',
            	    value: function newlineIndex(searchIndex) {
            	      var reverse = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

            	      if (!reverse) {
            	        var offset = this.domNode.textContent.slice(searchIndex).indexOf('\n');
            	        return offset > -1 ? searchIndex + offset : -1;
            	      } else {
            	        return this.domNode.textContent.slice(0, searchIndex).lastIndexOf('\n');
            	      }
            	    }
            	  }, {
            	    key: 'optimize',
            	    value: function optimize(context) {
            	      if (!this.domNode.textContent.endsWith('\n')) {
            	        this.appendChild(_parchment2.default.create('text', '\n'));
            	      }
            	      _get(CodeBlock.prototype.__proto__ || Object.getPrototypeOf(CodeBlock.prototype), 'optimize', this).call(this, context);
            	      var next = this.next;
            	      if (next != null && next.prev === this && next.statics.blotName === this.statics.blotName && this.statics.formats(this.domNode) === next.statics.formats(next.domNode)) {
            	        next.optimize(context);
            	        next.moveChildren(this);
            	        next.remove();
            	      }
            	    }
            	  }, {
            	    key: 'replace',
            	    value: function replace(target) {
            	      _get(CodeBlock.prototype.__proto__ || Object.getPrototypeOf(CodeBlock.prototype), 'replace', this).call(this, target);
            	      [].slice.call(this.domNode.querySelectorAll('*')).forEach(function (node) {
            	        var blot = _parchment2.default.find(node);
            	        if (blot == null) {
            	          node.parentNode.removeChild(node);
            	        } else if (blot instanceof _parchment2.default.Embed) {
            	          blot.remove();
            	        } else {
            	          blot.unwrap();
            	        }
            	      });
            	    }
            	  }], [{
            	    key: 'create',
            	    value: function create(value) {
            	      var domNode = _get(CodeBlock.__proto__ || Object.getPrototypeOf(CodeBlock), 'create', this).call(this, value);
            	      domNode.setAttribute('spellcheck', false);
            	      return domNode;
            	    }
            	  }, {
            	    key: 'formats',
            	    value: function formats() {
            	      return true;
            	    }
            	  }]);

            	  return CodeBlock;
            	}(_block2.default);

            	CodeBlock.blotName = 'code-block';
            	CodeBlock.tagName = 'PRE';
            	CodeBlock.TAB = '  ';

            	exports.Code = Code;
            	exports.default = CodeBlock;

            	/***/ }),
            	/* 14 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _quillDelta = __webpack_require__(2);

            	var _quillDelta2 = _interopRequireDefault(_quillDelta);

            	var _op = __webpack_require__(20);

            	var _op2 = _interopRequireDefault(_op);

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _code = __webpack_require__(13);

            	var _code2 = _interopRequireDefault(_code);

            	var _cursor = __webpack_require__(24);

            	var _cursor2 = _interopRequireDefault(_cursor);

            	var _block = __webpack_require__(4);

            	var _block2 = _interopRequireDefault(_block);

            	var _break = __webpack_require__(16);

            	var _break2 = _interopRequireDefault(_break);

            	var _clone = __webpack_require__(21);

            	var _clone2 = _interopRequireDefault(_clone);

            	var _deepEqual = __webpack_require__(11);

            	var _deepEqual2 = _interopRequireDefault(_deepEqual);

            	var _extend = __webpack_require__(3);

            	var _extend2 = _interopRequireDefault(_extend);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	var ASCII = /^[ -~]*$/;

            	var Editor = function () {
            	  function Editor(scroll) {
            	    _classCallCheck(this, Editor);

            	    this.scroll = scroll;
            	    this.delta = this.getDelta();
            	  }

            	  _createClass(Editor, [{
            	    key: 'applyDelta',
            	    value: function applyDelta(delta) {
            	      var _this = this;

            	      var consumeNextNewline = false;
            	      this.scroll.update();
            	      var scrollLength = this.scroll.length();
            	      this.scroll.batchStart();
            	      delta = normalizeDelta(delta);
            	      delta.reduce(function (index, op) {
            	        var length = op.retain || op.delete || op.insert.length || 1;
            	        var attributes = op.attributes || {};
            	        if (op.insert != null) {
            	          if (typeof op.insert === 'string') {
            	            var text = op.insert;
            	            if (text.endsWith('\n') && consumeNextNewline) {
            	              consumeNextNewline = false;
            	              text = text.slice(0, -1);
            	            }
            	            if (index >= scrollLength && !text.endsWith('\n')) {
            	              consumeNextNewline = true;
            	            }
            	            _this.scroll.insertAt(index, text);

            	            var _scroll$line = _this.scroll.line(index),
            	                _scroll$line2 = _slicedToArray(_scroll$line, 2),
            	                line = _scroll$line2[0],
            	                offset = _scroll$line2[1];

            	            var formats = (0, _extend2.default)({}, (0, _block.bubbleFormats)(line));
            	            if (line instanceof _block2.default) {
            	              var _line$descendant = line.descendant(_parchment2.default.Leaf, offset),
            	                  _line$descendant2 = _slicedToArray(_line$descendant, 1),
            	                  leaf = _line$descendant2[0];

            	              formats = (0, _extend2.default)(formats, (0, _block.bubbleFormats)(leaf));
            	            }
            	            attributes = _op2.default.attributes.diff(formats, attributes) || {};
            	          } else if (_typeof(op.insert) === 'object') {
            	            var key = Object.keys(op.insert)[0]; // There should only be one key
            	            if (key == null) return index;
            	            _this.scroll.insertAt(index, key, op.insert[key]);
            	          }
            	          scrollLength += length;
            	        }
            	        Object.keys(attributes).forEach(function (name) {
            	          _this.scroll.formatAt(index, length, name, attributes[name]);
            	        });
            	        return index + length;
            	      }, 0);
            	      delta.reduce(function (index, op) {
            	        if (typeof op.delete === 'number') {
            	          _this.scroll.deleteAt(index, op.delete);
            	          return index;
            	        }
            	        return index + (op.retain || op.insert.length || 1);
            	      }, 0);
            	      this.scroll.batchEnd();
            	      return this.update(delta);
            	    }
            	  }, {
            	    key: 'deleteText',
            	    value: function deleteText(index, length) {
            	      this.scroll.deleteAt(index, length);
            	      return this.update(new _quillDelta2.default().retain(index).delete(length));
            	    }
            	  }, {
            	    key: 'formatLine',
            	    value: function formatLine(index, length) {
            	      var _this2 = this;

            	      var formats = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

            	      this.scroll.update();
            	      Object.keys(formats).forEach(function (format) {
            	        if (_this2.scroll.whitelist != null && !_this2.scroll.whitelist[format]) return;
            	        var lines = _this2.scroll.lines(index, Math.max(length, 1));
            	        var lengthRemaining = length;
            	        lines.forEach(function (line) {
            	          var lineLength = line.length();
            	          if (!(line instanceof _code2.default)) {
            	            line.format(format, formats[format]);
            	          } else {
            	            var codeIndex = index - line.offset(_this2.scroll);
            	            var codeLength = line.newlineIndex(codeIndex + lengthRemaining) - codeIndex + 1;
            	            line.formatAt(codeIndex, codeLength, format, formats[format]);
            	          }
            	          lengthRemaining -= lineLength;
            	        });
            	      });
            	      this.scroll.optimize();
            	      return this.update(new _quillDelta2.default().retain(index).retain(length, (0, _clone2.default)(formats)));
            	    }
            	  }, {
            	    key: 'formatText',
            	    value: function formatText(index, length) {
            	      var _this3 = this;

            	      var formats = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

            	      Object.keys(formats).forEach(function (format) {
            	        _this3.scroll.formatAt(index, length, format, formats[format]);
            	      });
            	      return this.update(new _quillDelta2.default().retain(index).retain(length, (0, _clone2.default)(formats)));
            	    }
            	  }, {
            	    key: 'getContents',
            	    value: function getContents(index, length) {
            	      return this.delta.slice(index, index + length);
            	    }
            	  }, {
            	    key: 'getDelta',
            	    value: function getDelta() {
            	      return this.scroll.lines().reduce(function (delta, line) {
            	        return delta.concat(line.delta());
            	      }, new _quillDelta2.default());
            	    }
            	  }, {
            	    key: 'getFormat',
            	    value: function getFormat(index) {
            	      var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;

            	      var lines = [],
            	          leaves = [];
            	      if (length === 0) {
            	        this.scroll.path(index).forEach(function (path) {
            	          var _path = _slicedToArray(path, 1),
            	              blot = _path[0];

            	          if (blot instanceof _block2.default) {
            	            lines.push(blot);
            	          } else if (blot instanceof _parchment2.default.Leaf) {
            	            leaves.push(blot);
            	          }
            	        });
            	      } else {
            	        lines = this.scroll.lines(index, length);
            	        leaves = this.scroll.descendants(_parchment2.default.Leaf, index, length);
            	      }
            	      var formatsArr = [lines, leaves].map(function (blots) {
            	        if (blots.length === 0) return {};
            	        var formats = (0, _block.bubbleFormats)(blots.shift());
            	        while (Object.keys(formats).length > 0) {
            	          var blot = blots.shift();
            	          if (blot == null) return formats;
            	          formats = combineFormats((0, _block.bubbleFormats)(blot), formats);
            	        }
            	        return formats;
            	      });
            	      return _extend2.default.apply(_extend2.default, formatsArr);
            	    }
            	  }, {
            	    key: 'getText',
            	    value: function getText(index, length) {
            	      return this.getContents(index, length).filter(function (op) {
            	        return typeof op.insert === 'string';
            	      }).map(function (op) {
            	        return op.insert;
            	      }).join('');
            	    }
            	  }, {
            	    key: 'insertEmbed',
            	    value: function insertEmbed(index, embed, value) {
            	      this.scroll.insertAt(index, embed, value);
            	      return this.update(new _quillDelta2.default().retain(index).insert(_defineProperty({}, embed, value)));
            	    }
            	  }, {
            	    key: 'insertText',
            	    value: function insertText(index, text) {
            	      var _this4 = this;

            	      var formats = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

            	      text = text.replace(/\r\n/g, '\n').replace(/\r/g, '\n');
            	      this.scroll.insertAt(index, text);
            	      Object.keys(formats).forEach(function (format) {
            	        _this4.scroll.formatAt(index, text.length, format, formats[format]);
            	      });
            	      return this.update(new _quillDelta2.default().retain(index).insert(text, (0, _clone2.default)(formats)));
            	    }
            	  }, {
            	    key: 'isBlank',
            	    value: function isBlank() {
            	      if (this.scroll.children.length == 0) return true;
            	      if (this.scroll.children.length > 1) return false;
            	      var block = this.scroll.children.head;
            	      if (block.statics.blotName !== _block2.default.blotName) return false;
            	      if (block.children.length > 1) return false;
            	      return block.children.head instanceof _break2.default;
            	    }
            	  }, {
            	    key: 'removeFormat',
            	    value: function removeFormat(index, length) {
            	      var text = this.getText(index, length);

            	      var _scroll$line3 = this.scroll.line(index + length),
            	          _scroll$line4 = _slicedToArray(_scroll$line3, 2),
            	          line = _scroll$line4[0],
            	          offset = _scroll$line4[1];

            	      var suffixLength = 0,
            	          suffix = new _quillDelta2.default();
            	      if (line != null) {
            	        if (!(line instanceof _code2.default)) {
            	          suffixLength = line.length() - offset;
            	        } else {
            	          suffixLength = line.newlineIndex(offset) - offset + 1;
            	        }
            	        suffix = line.delta().slice(offset, offset + suffixLength - 1).insert('\n');
            	      }
            	      var contents = this.getContents(index, length + suffixLength);
            	      var diff = contents.diff(new _quillDelta2.default().insert(text).concat(suffix));
            	      var delta = new _quillDelta2.default().retain(index).concat(diff);
            	      return this.applyDelta(delta);
            	    }
            	  }, {
            	    key: 'update',
            	    value: function update(change) {
            	      var mutations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
            	      var cursorIndex = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : undefined;

            	      var oldDelta = this.delta;
            	      if (mutations.length === 1 && mutations[0].type === 'characterData' && mutations[0].target.data.match(ASCII) && _parchment2.default.find(mutations[0].target)) {
            	        // Optimization for character changes
            	        var textBlot = _parchment2.default.find(mutations[0].target);
            	        var formats = (0, _block.bubbleFormats)(textBlot);
            	        var index = textBlot.offset(this.scroll);
            	        var oldValue = mutations[0].oldValue.replace(_cursor2.default.CONTENTS, '');
            	        var oldText = new _quillDelta2.default().insert(oldValue);
            	        var newText = new _quillDelta2.default().insert(textBlot.value());
            	        var diffDelta = new _quillDelta2.default().retain(index).concat(oldText.diff(newText, cursorIndex));
            	        change = diffDelta.reduce(function (delta, op) {
            	          if (op.insert) {
            	            return delta.insert(op.insert, formats);
            	          } else {
            	            return delta.push(op);
            	          }
            	        }, new _quillDelta2.default());
            	        this.delta = oldDelta.compose(change);
            	      } else {
            	        this.delta = this.getDelta();
            	        if (!change || !(0, _deepEqual2.default)(oldDelta.compose(change), this.delta)) {
            	          change = oldDelta.diff(this.delta, cursorIndex);
            	        }
            	      }
            	      return change;
            	    }
            	  }]);

            	  return Editor;
            	}();

            	function combineFormats(formats, combined) {
            	  return Object.keys(combined).reduce(function (merged, name) {
            	    if (formats[name] == null) return merged;
            	    if (combined[name] === formats[name]) {
            	      merged[name] = combined[name];
            	    } else if (Array.isArray(combined[name])) {
            	      if (combined[name].indexOf(formats[name]) < 0) {
            	        merged[name] = combined[name].concat([formats[name]]);
            	      }
            	    } else {
            	      merged[name] = [combined[name], formats[name]];
            	    }
            	    return merged;
            	  }, {});
            	}

            	function normalizeDelta(delta) {
            	  return delta.reduce(function (delta, op) {
            	    if (op.insert === 1) {
            	      var attributes = (0, _clone2.default)(op.attributes);
            	      delete attributes['image'];
            	      return delta.insert({ image: op.attributes.image }, attributes);
            	    }
            	    if (op.attributes != null && (op.attributes.list === true || op.attributes.bullet === true)) {
            	      op = (0, _clone2.default)(op);
            	      if (op.attributes.list) {
            	        op.attributes.list = 'ordered';
            	      } else {
            	        op.attributes.list = 'bullet';
            	        delete op.attributes.bullet;
            	      }
            	    }
            	    if (typeof op.insert === 'string') {
            	      var text = op.insert.replace(/\r\n/g, '\n').replace(/\r/g, '\n');
            	      return delta.insert(text, op.attributes);
            	    }
            	    return delta.push(op);
            	  }, new _quillDelta2.default());
            	}

            	exports.default = Editor;

            	/***/ }),
            	/* 15 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.Range = undefined;

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _clone = __webpack_require__(21);

            	var _clone2 = _interopRequireDefault(_clone);

            	var _deepEqual = __webpack_require__(11);

            	var _deepEqual2 = _interopRequireDefault(_deepEqual);

            	var _emitter3 = __webpack_require__(8);

            	var _emitter4 = _interopRequireDefault(_emitter3);

            	var _logger = __webpack_require__(10);

            	var _logger2 = _interopRequireDefault(_logger);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	var debug = (0, _logger2.default)('quill:selection');

            	var Range = function Range(index) {
            	  var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;

            	  _classCallCheck(this, Range);

            	  this.index = index;
            	  this.length = length;
            	};

            	var Selection = function () {
            	  function Selection(scroll, emitter) {
            	    var _this = this;

            	    _classCallCheck(this, Selection);

            	    this.emitter = emitter;
            	    this.scroll = scroll;
            	    this.composing = false;
            	    this.mouseDown = false;
            	    this.root = this.scroll.domNode;
            	    this.cursor = _parchment2.default.create('cursor', this);
            	    // savedRange is last non-null range
            	    this.lastRange = this.savedRange = new Range(0, 0);
            	    this.handleComposition();
            	    this.handleDragging();
            	    this.emitter.listenDOM('selectionchange', document, function () {
            	      if (!_this.mouseDown) {
            	        setTimeout(_this.update.bind(_this, _emitter4.default.sources.USER), 1);
            	      }
            	    });
            	    this.emitter.on(_emitter4.default.events.EDITOR_CHANGE, function (type, delta) {
            	      if (type === _emitter4.default.events.TEXT_CHANGE && delta.length() > 0) {
            	        _this.update(_emitter4.default.sources.SILENT);
            	      }
            	    });
            	    this.emitter.on(_emitter4.default.events.SCROLL_BEFORE_UPDATE, function () {
            	      if (!_this.hasFocus()) return;
            	      var native = _this.getNativeRange();
            	      if (native == null) return;
            	      if (native.start.node === _this.cursor.textNode) return; // cursor.restore() will handle
            	      // TODO unclear if this has negative side effects
            	      _this.emitter.once(_emitter4.default.events.SCROLL_UPDATE, function () {
            	        try {
            	          _this.setNativeRange(native.start.node, native.start.offset, native.end.node, native.end.offset);
            	        } catch (ignored) {}
            	      });
            	    });
            	    this.emitter.on(_emitter4.default.events.SCROLL_OPTIMIZE, function (mutations, context) {
            	      if (context.range) {
            	        var _context$range = context.range,
            	            startNode = _context$range.startNode,
            	            startOffset = _context$range.startOffset,
            	            endNode = _context$range.endNode,
            	            endOffset = _context$range.endOffset;

            	        _this.setNativeRange(startNode, startOffset, endNode, endOffset);
            	      }
            	    });
            	    this.update(_emitter4.default.sources.SILENT);
            	  }

            	  _createClass(Selection, [{
            	    key: 'handleComposition',
            	    value: function handleComposition() {
            	      var _this2 = this;

            	      this.root.addEventListener('compositionstart', function () {
            	        _this2.composing = true;
            	      });
            	      this.root.addEventListener('compositionend', function () {
            	        _this2.composing = false;
            	        if (_this2.cursor.parent) {
            	          var range = _this2.cursor.restore();
            	          if (!range) return;
            	          setTimeout(function () {
            	            _this2.setNativeRange(range.startNode, range.startOffset, range.endNode, range.endOffset);
            	          }, 1);
            	        }
            	      });
            	    }
            	  }, {
            	    key: 'handleDragging',
            	    value: function handleDragging() {
            	      var _this3 = this;

            	      this.emitter.listenDOM('mousedown', document.body, function () {
            	        _this3.mouseDown = true;
            	      });
            	      this.emitter.listenDOM('mouseup', document.body, function () {
            	        _this3.mouseDown = false;
            	        _this3.update(_emitter4.default.sources.USER);
            	      });
            	    }
            	  }, {
            	    key: 'focus',
            	    value: function focus() {
            	      if (this.hasFocus()) return;
            	      this.root.focus();
            	      this.setRange(this.savedRange);
            	    }
            	  }, {
            	    key: 'format',
            	    value: function format(_format, value) {
            	      if (this.scroll.whitelist != null && !this.scroll.whitelist[_format]) return;
            	      this.scroll.update();
            	      var nativeRange = this.getNativeRange();
            	      if (nativeRange == null || !nativeRange.native.collapsed || _parchment2.default.query(_format, _parchment2.default.Scope.BLOCK)) return;
            	      if (nativeRange.start.node !== this.cursor.textNode) {
            	        var blot = _parchment2.default.find(nativeRange.start.node, false);
            	        if (blot == null) return;
            	        // TODO Give blot ability to not split
            	        if (blot instanceof _parchment2.default.Leaf) {
            	          var after = blot.split(nativeRange.start.offset);
            	          blot.parent.insertBefore(this.cursor, after);
            	        } else {
            	          blot.insertBefore(this.cursor, nativeRange.start.node); // Should never happen
            	        }
            	        this.cursor.attach();
            	      }
            	      this.cursor.format(_format, value);
            	      this.scroll.optimize();
            	      this.setNativeRange(this.cursor.textNode, this.cursor.textNode.data.length);
            	      this.update();
            	    }
            	  }, {
            	    key: 'getBounds',
            	    value: function getBounds(index) {
            	      var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;

            	      var scrollLength = this.scroll.length();
            	      index = Math.min(index, scrollLength - 1);
            	      length = Math.min(index + length, scrollLength - 1) - index;
            	      var node = void 0,
            	          _scroll$leaf = this.scroll.leaf(index),
            	          _scroll$leaf2 = _slicedToArray(_scroll$leaf, 2),
            	          leaf = _scroll$leaf2[0],
            	          offset = _scroll$leaf2[1];
            	      if (leaf == null) return null;

            	      var _leaf$position = leaf.position(offset, true);

            	      var _leaf$position2 = _slicedToArray(_leaf$position, 2);

            	      node = _leaf$position2[0];
            	      offset = _leaf$position2[1];

            	      var range = document.createRange();
            	      if (length > 0) {
            	        range.setStart(node, offset);

            	        var _scroll$leaf3 = this.scroll.leaf(index + length);

            	        var _scroll$leaf4 = _slicedToArray(_scroll$leaf3, 2);

            	        leaf = _scroll$leaf4[0];
            	        offset = _scroll$leaf4[1];

            	        if (leaf == null) return null;

            	        var _leaf$position3 = leaf.position(offset, true);

            	        var _leaf$position4 = _slicedToArray(_leaf$position3, 2);

            	        node = _leaf$position4[0];
            	        offset = _leaf$position4[1];

            	        range.setEnd(node, offset);
            	        return range.getBoundingClientRect();
            	      } else {
            	        var side = 'left';
            	        var rect = void 0;
            	        if (node instanceof Text) {
            	          if (offset < node.data.length) {
            	            range.setStart(node, offset);
            	            range.setEnd(node, offset + 1);
            	          } else {
            	            range.setStart(node, offset - 1);
            	            range.setEnd(node, offset);
            	            side = 'right';
            	          }
            	          rect = range.getBoundingClientRect();
            	        } else {
            	          rect = leaf.domNode.getBoundingClientRect();
            	          if (offset > 0) side = 'right';
            	        }
            	        return {
            	          bottom: rect.top + rect.height,
            	          height: rect.height,
            	          left: rect[side],
            	          right: rect[side],
            	          top: rect.top,
            	          width: 0
            	        };
            	      }
            	    }
            	  }, {
            	    key: 'getNativeRange',
            	    value: function getNativeRange() {
            	      var selection = document.getSelection();
            	      if (selection == null || selection.rangeCount <= 0) return null;
            	      var nativeRange = selection.getRangeAt(0);
            	      if (nativeRange == null) return null;
            	      var range = this.normalizeNative(nativeRange);
            	      debug.info('getNativeRange', range);
            	      return range;
            	    }
            	  }, {
            	    key: 'getRange',
            	    value: function getRange() {
            	      var normalized = this.getNativeRange();
            	      if (normalized == null) return [null, null];
            	      var range = this.normalizedToRange(normalized);
            	      return [range, normalized];
            	    }
            	  }, {
            	    key: 'hasFocus',
            	    value: function hasFocus() {
            	      return document.activeElement === this.root;
            	    }
            	  }, {
            	    key: 'normalizedToRange',
            	    value: function normalizedToRange(range) {
            	      var _this4 = this;

            	      var positions = [[range.start.node, range.start.offset]];
            	      if (!range.native.collapsed) {
            	        positions.push([range.end.node, range.end.offset]);
            	      }
            	      var indexes = positions.map(function (position) {
            	        var _position = _slicedToArray(position, 2),
            	            node = _position[0],
            	            offset = _position[1];

            	        var blot = _parchment2.default.find(node, true);
            	        var index = blot.offset(_this4.scroll);
            	        if (offset === 0) {
            	          return index;
            	        } else if (blot instanceof _parchment2.default.Container) {
            	          return index + blot.length();
            	        } else {
            	          return index + blot.index(node, offset);
            	        }
            	      });
            	      var end = Math.min(Math.max.apply(Math, _toConsumableArray(indexes)), this.scroll.length() - 1);
            	      var start = Math.min.apply(Math, [end].concat(_toConsumableArray(indexes)));
            	      return new Range(start, end - start);
            	    }
            	  }, {
            	    key: 'normalizeNative',
            	    value: function normalizeNative(nativeRange) {
            	      if (!contains(this.root, nativeRange.startContainer) || !nativeRange.collapsed && !contains(this.root, nativeRange.endContainer)) {
            	        return null;
            	      }
            	      var range = {
            	        start: { node: nativeRange.startContainer, offset: nativeRange.startOffset },
            	        end: { node: nativeRange.endContainer, offset: nativeRange.endOffset },
            	        native: nativeRange
            	      };
            	      [range.start, range.end].forEach(function (position) {
            	        var node = position.node,
            	            offset = position.offset;
            	        while (!(node instanceof Text) && node.childNodes.length > 0) {
            	          if (node.childNodes.length > offset) {
            	            node = node.childNodes[offset];
            	            offset = 0;
            	          } else if (node.childNodes.length === offset) {
            	            node = node.lastChild;
            	            offset = node instanceof Text ? node.data.length : node.childNodes.length + 1;
            	          } else {
            	            break;
            	          }
            	        }
            	        position.node = node, position.offset = offset;
            	      });
            	      return range;
            	    }
            	  }, {
            	    key: 'rangeToNative',
            	    value: function rangeToNative(range) {
            	      var _this5 = this;

            	      var indexes = range.collapsed ? [range.index] : [range.index, range.index + range.length];
            	      var args = [];
            	      var scrollLength = this.scroll.length();
            	      indexes.forEach(function (index, i) {
            	        index = Math.min(scrollLength - 1, index);
            	        var node = void 0,
            	            _scroll$leaf5 = _this5.scroll.leaf(index),
            	            _scroll$leaf6 = _slicedToArray(_scroll$leaf5, 2),
            	            leaf = _scroll$leaf6[0],
            	            offset = _scroll$leaf6[1];
            	        var _leaf$position5 = leaf.position(offset, i !== 0);

            	        var _leaf$position6 = _slicedToArray(_leaf$position5, 2);

            	        node = _leaf$position6[0];
            	        offset = _leaf$position6[1];

            	        args.push(node, offset);
            	      });
            	      if (args.length < 2) {
            	        args = args.concat(args);
            	      }
            	      return args;
            	    }
            	  }, {
            	    key: 'scrollIntoView',
            	    value: function scrollIntoView(scrollingContainer) {
            	      var range = this.lastRange;
            	      if (range == null) return;
            	      var bounds = this.getBounds(range.index, range.length);
            	      if (bounds == null) return;
            	      var limit = this.scroll.length() - 1;

            	      var _scroll$line = this.scroll.line(Math.min(range.index, limit)),
            	          _scroll$line2 = _slicedToArray(_scroll$line, 1),
            	          first = _scroll$line2[0];

            	      var last = first;
            	      if (range.length > 0) {
            	        var _scroll$line3 = this.scroll.line(Math.min(range.index + range.length, limit));

            	        var _scroll$line4 = _slicedToArray(_scroll$line3, 1);

            	        last = _scroll$line4[0];
            	      }
            	      if (first == null || last == null) return;
            	      var scrollBounds = scrollingContainer.getBoundingClientRect();
            	      if (bounds.top < scrollBounds.top) {
            	        scrollingContainer.scrollTop -= scrollBounds.top - bounds.top;
            	      } else if (bounds.bottom > scrollBounds.bottom) {
            	        scrollingContainer.scrollTop += bounds.bottom - scrollBounds.bottom;
            	      }
            	    }
            	  }, {
            	    key: 'setNativeRange',
            	    value: function setNativeRange(startNode, startOffset) {
            	      var endNode = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : startNode;
            	      var endOffset = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : startOffset;
            	      var force = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false;

            	      debug.info('setNativeRange', startNode, startOffset, endNode, endOffset);
            	      if (startNode != null && (this.root.parentNode == null || startNode.parentNode == null || endNode.parentNode == null)) {
            	        return;
            	      }
            	      var selection = document.getSelection();
            	      if (selection == null) return;
            	      if (startNode != null) {
            	        if (!this.hasFocus()) this.root.focus();
            	        var native = (this.getNativeRange() || {}).native;
            	        if (native == null || force || startNode !== native.startContainer || startOffset !== native.startOffset || endNode !== native.endContainer || endOffset !== native.endOffset) {

            	          if (startNode.tagName == "BR") {
            	            startOffset = [].indexOf.call(startNode.parentNode.childNodes, startNode);
            	            startNode = startNode.parentNode;
            	          }
            	          if (endNode.tagName == "BR") {
            	            endOffset = [].indexOf.call(endNode.parentNode.childNodes, endNode);
            	            endNode = endNode.parentNode;
            	          }
            	          var range = document.createRange();
            	          range.setStart(startNode, startOffset);
            	          range.setEnd(endNode, endOffset);
            	          selection.removeAllRanges();
            	          selection.addRange(range);
            	        }
            	      } else {
            	        selection.removeAllRanges();
            	        this.root.blur();
            	        document.body.focus(); // root.blur() not enough on IE11+Travis+SauceLabs (but not local VMs)
            	      }
            	    }
            	  }, {
            	    key: 'setRange',
            	    value: function setRange(range) {
            	      var force = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
            	      var source = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _emitter4.default.sources.API;

            	      if (typeof force === 'string') {
            	        source = force;
            	        force = false;
            	      }
            	      debug.info('setRange', range);
            	      if (range != null) {
            	        var args = this.rangeToNative(range);
            	        this.setNativeRange.apply(this, _toConsumableArray(args).concat([force]));
            	      } else {
            	        this.setNativeRange(null);
            	      }
            	      this.update(source);
            	    }
            	  }, {
            	    key: 'update',
            	    value: function update() {
            	      var source = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : _emitter4.default.sources.USER;

            	      var oldRange = this.lastRange;

            	      var _getRange = this.getRange(),
            	          _getRange2 = _slicedToArray(_getRange, 2),
            	          lastRange = _getRange2[0],
            	          nativeRange = _getRange2[1];

            	      this.lastRange = lastRange;
            	      if (this.lastRange != null) {
            	        this.savedRange = this.lastRange;
            	      }
            	      if (!(0, _deepEqual2.default)(oldRange, this.lastRange)) {
            	        var _emitter;

            	        if (!this.composing && nativeRange != null && nativeRange.native.collapsed && nativeRange.start.node !== this.cursor.textNode) {
            	          this.cursor.restore();
            	        }
            	        var args = [_emitter4.default.events.SELECTION_CHANGE, (0, _clone2.default)(this.lastRange), (0, _clone2.default)(oldRange), source];
            	        (_emitter = this.emitter).emit.apply(_emitter, [_emitter4.default.events.EDITOR_CHANGE].concat(args));
            	        if (source !== _emitter4.default.sources.SILENT) {
            	          var _emitter2;

            	          (_emitter2 = this.emitter).emit.apply(_emitter2, args);
            	        }
            	      }
            	    }
            	  }]);

            	  return Selection;
            	}();

            	function contains(parent, descendant) {
            	  try {
            	    // Firefox inserts inaccessible nodes around video elements
            	    descendant.parentNode;
            	  } catch (e) {
            	    return false;
            	  }
            	  // IE11 has bug with Text nodes
            	  // https://connect.microsoft.com/IE/feedback/details/780874/node-contains-is-incorrect
            	  if (descendant instanceof Text) {
            	    descendant = descendant.parentNode;
            	  }
            	  return parent.contains(descendant);
            	}

            	exports.Range = Range;
            	exports.default = Selection;

            	/***/ }),
            	/* 16 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Break = function (_Parchment$Embed) {
            	  _inherits(Break, _Parchment$Embed);

            	  function Break() {
            	    _classCallCheck(this, Break);

            	    return _possibleConstructorReturn(this, (Break.__proto__ || Object.getPrototypeOf(Break)).apply(this, arguments));
            	  }

            	  _createClass(Break, [{
            	    key: 'insertInto',
            	    value: function insertInto(parent, ref) {
            	      if (parent.children.length === 0) {
            	        _get(Break.prototype.__proto__ || Object.getPrototypeOf(Break.prototype), 'insertInto', this).call(this, parent, ref);
            	      } else {
            	        this.remove();
            	      }
            	    }
            	  }, {
            	    key: 'length',
            	    value: function length() {
            	      return 0;
            	    }
            	  }, {
            	    key: 'value',
            	    value: function value() {
            	      return '';
            	    }
            	  }], [{
            	    key: 'value',
            	    value: function value() {
            	      return undefined;
            	    }
            	  }]);

            	  return Break;
            	}(_parchment2.default.Embed);

            	Break.blotName = 'break';
            	Break.tagName = 'BR';

            	exports.default = Break;

            	/***/ }),
            	/* 17 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var linked_list_1 = __webpack_require__(44);
            	var shadow_1 = __webpack_require__(30);
            	var Registry = __webpack_require__(1);
            	var ContainerBlot = /** @class */ (function (_super) {
            	    __extends(ContainerBlot, _super);
            	    function ContainerBlot(domNode) {
            	        var _this = _super.call(this, domNode) || this;
            	        _this.build();
            	        return _this;
            	    }
            	    ContainerBlot.prototype.appendChild = function (other) {
            	        this.insertBefore(other);
            	    };
            	    ContainerBlot.prototype.attach = function () {
            	        _super.prototype.attach.call(this);
            	        this.children.forEach(function (child) {
            	            child.attach();
            	        });
            	    };
            	    ContainerBlot.prototype.build = function () {
            	        var _this = this;
            	        this.children = new linked_list_1.default();
            	        // Need to be reversed for if DOM nodes already in order
            	        [].slice
            	            .call(this.domNode.childNodes)
            	            .reverse()
            	            .forEach(function (node) {
            	            try {
            	                var child = makeBlot(node);
            	                _this.insertBefore(child, _this.children.head || undefined);
            	            }
            	            catch (err) {
            	                if (err instanceof Registry.ParchmentError)
            	                    return;
            	                else
            	                    throw err;
            	            }
            	        });
            	    };
            	    ContainerBlot.prototype.deleteAt = function (index, length) {
            	        if (index === 0 && length === this.length()) {
            	            return this.remove();
            	        }
            	        this.children.forEachAt(index, length, function (child, offset, length) {
            	            child.deleteAt(offset, length);
            	        });
            	    };
            	    ContainerBlot.prototype.descendant = function (criteria, index) {
            	        var _a = this.children.find(index), child = _a[0], offset = _a[1];
            	        if ((criteria.blotName == null && criteria(child)) ||
            	            (criteria.blotName != null && child instanceof criteria)) {
            	            return [child, offset];
            	        }
            	        else if (child instanceof ContainerBlot) {
            	            return child.descendant(criteria, offset);
            	        }
            	        else {
            	            return [null, -1];
            	        }
            	    };
            	    ContainerBlot.prototype.descendants = function (criteria, index, length) {
            	        if (index === void 0) { index = 0; }
            	        if (length === void 0) { length = Number.MAX_VALUE; }
            	        var descendants = [];
            	        var lengthLeft = length;
            	        this.children.forEachAt(index, length, function (child, index, length) {
            	            if ((criteria.blotName == null && criteria(child)) ||
            	                (criteria.blotName != null && child instanceof criteria)) {
            	                descendants.push(child);
            	            }
            	            if (child instanceof ContainerBlot) {
            	                descendants = descendants.concat(child.descendants(criteria, index, lengthLeft));
            	            }
            	            lengthLeft -= length;
            	        });
            	        return descendants;
            	    };
            	    ContainerBlot.prototype.detach = function () {
            	        this.children.forEach(function (child) {
            	            child.detach();
            	        });
            	        _super.prototype.detach.call(this);
            	    };
            	    ContainerBlot.prototype.formatAt = function (index, length, name, value) {
            	        this.children.forEachAt(index, length, function (child, offset, length) {
            	            child.formatAt(offset, length, name, value);
            	        });
            	    };
            	    ContainerBlot.prototype.insertAt = function (index, value, def) {
            	        var _a = this.children.find(index), child = _a[0], offset = _a[1];
            	        if (child) {
            	            child.insertAt(offset, value, def);
            	        }
            	        else {
            	            var blot = def == null ? Registry.create('text', value) : Registry.create(value, def);
            	            this.appendChild(blot);
            	        }
            	    };
            	    ContainerBlot.prototype.insertBefore = function (childBlot, refBlot) {
            	        if (this.statics.allowedChildren != null &&
            	            !this.statics.allowedChildren.some(function (child) {
            	                return childBlot instanceof child;
            	            })) {
            	            throw new Registry.ParchmentError("Cannot insert " + childBlot.statics.blotName + " into " + this.statics.blotName);
            	        }
            	        childBlot.insertInto(this, refBlot);
            	    };
            	    ContainerBlot.prototype.length = function () {
            	        return this.children.reduce(function (memo, child) {
            	            return memo + child.length();
            	        }, 0);
            	    };
            	    ContainerBlot.prototype.moveChildren = function (targetParent, refNode) {
            	        this.children.forEach(function (child) {
            	            targetParent.insertBefore(child, refNode);
            	        });
            	    };
            	    ContainerBlot.prototype.optimize = function (context) {
            	        _super.prototype.optimize.call(this, context);
            	        if (this.children.length === 0) {
            	            if (this.statics.defaultChild != null) {
            	                var child = Registry.create(this.statics.defaultChild);
            	                this.appendChild(child);
            	                child.optimize(context);
            	            }
            	            else {
            	                this.remove();
            	            }
            	        }
            	    };
            	    ContainerBlot.prototype.path = function (index, inclusive) {
            	        if (inclusive === void 0) { inclusive = false; }
            	        var _a = this.children.find(index, inclusive), child = _a[0], offset = _a[1];
            	        var position = [[this, index]];
            	        if (child instanceof ContainerBlot) {
            	            return position.concat(child.path(offset, inclusive));
            	        }
            	        else if (child != null) {
            	            position.push([child, offset]);
            	        }
            	        return position;
            	    };
            	    ContainerBlot.prototype.removeChild = function (child) {
            	        this.children.remove(child);
            	    };
            	    ContainerBlot.prototype.replace = function (target) {
            	        if (target instanceof ContainerBlot) {
            	            target.moveChildren(this);
            	        }
            	        _super.prototype.replace.call(this, target);
            	    };
            	    ContainerBlot.prototype.split = function (index, force) {
            	        if (force === void 0) { force = false; }
            	        if (!force) {
            	            if (index === 0)
            	                return this;
            	            if (index === this.length())
            	                return this.next;
            	        }
            	        var after = this.clone();
            	        this.parent.insertBefore(after, this.next);
            	        this.children.forEachAt(index, this.length(), function (child, offset, length) {
            	            child = child.split(offset, force);
            	            after.appendChild(child);
            	        });
            	        return after;
            	    };
            	    ContainerBlot.prototype.unwrap = function () {
            	        this.moveChildren(this.parent, this.next);
            	        this.remove();
            	    };
            	    ContainerBlot.prototype.update = function (mutations, context) {
            	        var _this = this;
            	        var addedNodes = [];
            	        var removedNodes = [];
            	        mutations.forEach(function (mutation) {
            	            if (mutation.target === _this.domNode && mutation.type === 'childList') {
            	                addedNodes.push.apply(addedNodes, mutation.addedNodes);
            	                removedNodes.push.apply(removedNodes, mutation.removedNodes);
            	            }
            	        });
            	        removedNodes.forEach(function (node) {
            	            // Check node has actually been removed
            	            // One exception is Chrome does not immediately remove IFRAMEs
            	            // from DOM but MutationRecord is correct in its reported removal
            	            if (node.parentNode != null &&
            	                // @ts-ignore
            	                node.tagName !== 'IFRAME' &&
            	                document.body.compareDocumentPosition(node) & Node.DOCUMENT_POSITION_CONTAINED_BY) {
            	                return;
            	            }
            	            var blot = Registry.find(node);
            	            if (blot == null)
            	                return;
            	            if (blot.domNode.parentNode == null || blot.domNode.parentNode === _this.domNode) {
            	                blot.detach();
            	            }
            	        });
            	        addedNodes
            	            .filter(function (node) {
            	            return node.parentNode == _this.domNode;
            	        })
            	            .sort(function (a, b) {
            	            if (a === b)
            	                return 0;
            	            if (a.compareDocumentPosition(b) & Node.DOCUMENT_POSITION_FOLLOWING) {
            	                return 1;
            	            }
            	            return -1;
            	        })
            	            .forEach(function (node) {
            	            var refBlot = null;
            	            if (node.nextSibling != null) {
            	                refBlot = Registry.find(node.nextSibling);
            	            }
            	            var blot = makeBlot(node);
            	            if (blot.next != refBlot || blot.next == null) {
            	                if (blot.parent != null) {
            	                    blot.parent.removeChild(_this);
            	                }
            	                _this.insertBefore(blot, refBlot || undefined);
            	            }
            	        });
            	    };
            	    return ContainerBlot;
            	}(shadow_1.default));
            	function makeBlot(node) {
            	    var blot = Registry.find(node);
            	    if (blot == null) {
            	        try {
            	            blot = Registry.create(node);
            	        }
            	        catch (e) {
            	            blot = Registry.create(Registry.Scope.INLINE);
            	            [].slice.call(node.childNodes).forEach(function (child) {
            	                // @ts-ignore
            	                blot.domNode.appendChild(child);
            	            });
            	            if (node.parentNode) {
            	                node.parentNode.replaceChild(blot.domNode, node);
            	            }
            	            blot.attach();
            	        }
            	    }
            	    return blot;
            	}
            	exports.default = ContainerBlot;


            	/***/ }),
            	/* 18 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var attributor_1 = __webpack_require__(12);
            	var store_1 = __webpack_require__(31);
            	var container_1 = __webpack_require__(17);
            	var Registry = __webpack_require__(1);
            	var FormatBlot = /** @class */ (function (_super) {
            	    __extends(FormatBlot, _super);
            	    function FormatBlot(domNode) {
            	        var _this = _super.call(this, domNode) || this;
            	        _this.attributes = new store_1.default(_this.domNode);
            	        return _this;
            	    }
            	    FormatBlot.formats = function (domNode) {
            	        if (typeof this.tagName === 'string') {
            	            return true;
            	        }
            	        else if (Array.isArray(this.tagName)) {
            	            return domNode.tagName.toLowerCase();
            	        }
            	        return undefined;
            	    };
            	    FormatBlot.prototype.format = function (name, value) {
            	        var format = Registry.query(name);
            	        if (format instanceof attributor_1.default) {
            	            this.attributes.attribute(format, value);
            	        }
            	        else if (value) {
            	            if (format != null && (name !== this.statics.blotName || this.formats()[name] !== value)) {
            	                this.replaceWith(name, value);
            	            }
            	        }
            	    };
            	    FormatBlot.prototype.formats = function () {
            	        var formats = this.attributes.values();
            	        var format = this.statics.formats(this.domNode);
            	        if (format != null) {
            	            formats[this.statics.blotName] = format;
            	        }
            	        return formats;
            	    };
            	    FormatBlot.prototype.replaceWith = function (name, value) {
            	        var replacement = _super.prototype.replaceWith.call(this, name, value);
            	        this.attributes.copy(replacement);
            	        return replacement;
            	    };
            	    FormatBlot.prototype.update = function (mutations, context) {
            	        var _this = this;
            	        _super.prototype.update.call(this, mutations, context);
            	        if (mutations.some(function (mutation) {
            	            return mutation.target === _this.domNode && mutation.type === 'attributes';
            	        })) {
            	            this.attributes.build();
            	        }
            	    };
            	    FormatBlot.prototype.wrap = function (name, value) {
            	        var wrapper = _super.prototype.wrap.call(this, name, value);
            	        if (wrapper instanceof FormatBlot && wrapper.statics.scope === this.statics.scope) {
            	            this.attributes.move(wrapper);
            	        }
            	        return wrapper;
            	    };
            	    return FormatBlot;
            	}(container_1.default));
            	exports.default = FormatBlot;


            	/***/ }),
            	/* 19 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var shadow_1 = __webpack_require__(30);
            	var Registry = __webpack_require__(1);
            	var LeafBlot = /** @class */ (function (_super) {
            	    __extends(LeafBlot, _super);
            	    function LeafBlot() {
            	        return _super !== null && _super.apply(this, arguments) || this;
            	    }
            	    LeafBlot.value = function (domNode) {
            	        return true;
            	    };
            	    LeafBlot.prototype.index = function (node, offset) {
            	        if (this.domNode === node ||
            	            this.domNode.compareDocumentPosition(node) & Node.DOCUMENT_POSITION_CONTAINED_BY) {
            	            return Math.min(offset, 1);
            	        }
            	        return -1;
            	    };
            	    LeafBlot.prototype.position = function (index, inclusive) {
            	        var offset = [].indexOf.call(this.parent.domNode.childNodes, this.domNode);
            	        if (index > 0)
            	            offset += 1;
            	        return [this.parent.domNode, offset];
            	    };
            	    LeafBlot.prototype.value = function () {
            	        var _a;
            	        return _a = {}, _a[this.statics.blotName] = this.statics.value(this.domNode) || true, _a;
            	    };
            	    LeafBlot.scope = Registry.Scope.INLINE_BLOT;
            	    return LeafBlot;
            	}(shadow_1.default));
            	exports.default = LeafBlot;


            	/***/ }),
            	/* 20 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var equal = __webpack_require__(11);
            	var extend = __webpack_require__(3);


            	var lib = {
            	  attributes: {
            	    compose: function (a, b, keepNull) {
            	      if (typeof a !== 'object') a = {};
            	      if (typeof b !== 'object') b = {};
            	      var attributes = extend(true, {}, b);
            	      if (!keepNull) {
            	        attributes = Object.keys(attributes).reduce(function (copy, key) {
            	          if (attributes[key] != null) {
            	            copy[key] = attributes[key];
            	          }
            	          return copy;
            	        }, {});
            	      }
            	      for (var key in a) {
            	        if (a[key] !== undefined && b[key] === undefined) {
            	          attributes[key] = a[key];
            	        }
            	      }
            	      return Object.keys(attributes).length > 0 ? attributes : undefined;
            	    },

            	    diff: function(a, b) {
            	      if (typeof a !== 'object') a = {};
            	      if (typeof b !== 'object') b = {};
            	      var attributes = Object.keys(a).concat(Object.keys(b)).reduce(function (attributes, key) {
            	        if (!equal(a[key], b[key])) {
            	          attributes[key] = b[key] === undefined ? null : b[key];
            	        }
            	        return attributes;
            	      }, {});
            	      return Object.keys(attributes).length > 0 ? attributes : undefined;
            	    },

            	    transform: function (a, b, priority) {
            	      if (typeof a !== 'object') return b;
            	      if (typeof b !== 'object') return undefined;
            	      if (!priority) return b;  // b simply overwrites us without priority
            	      var attributes = Object.keys(b).reduce(function (attributes, key) {
            	        if (a[key] === undefined) attributes[key] = b[key];  // null is a valid value
            	        return attributes;
            	      }, {});
            	      return Object.keys(attributes).length > 0 ? attributes : undefined;
            	    }
            	  },

            	  iterator: function (ops) {
            	    return new Iterator(ops);
            	  },

            	  length: function (op) {
            	    if (typeof op['delete'] === 'number') {
            	      return op['delete'];
            	    } else if (typeof op.retain === 'number') {
            	      return op.retain;
            	    } else {
            	      return typeof op.insert === 'string' ? op.insert.length : 1;
            	    }
            	  }
            	};


            	function Iterator(ops) {
            	  this.ops = ops;
            	  this.index = 0;
            	  this.offset = 0;
            	}
            	Iterator.prototype.hasNext = function () {
            	  return this.peekLength() < Infinity;
            	};

            	Iterator.prototype.next = function (length) {
            	  if (!length) length = Infinity;
            	  var nextOp = this.ops[this.index];
            	  if (nextOp) {
            	    var offset = this.offset;
            	    var opLength = lib.length(nextOp);
            	    if (length >= opLength - offset) {
            	      length = opLength - offset;
            	      this.index += 1;
            	      this.offset = 0;
            	    } else {
            	      this.offset += length;
            	    }
            	    if (typeof nextOp['delete'] === 'number') {
            	      return { 'delete': length };
            	    } else {
            	      var retOp = {};
            	      if (nextOp.attributes) {
            	        retOp.attributes = nextOp.attributes;
            	      }
            	      if (typeof nextOp.retain === 'number') {
            	        retOp.retain = length;
            	      } else if (typeof nextOp.insert === 'string') {
            	        retOp.insert = nextOp.insert.substr(offset, length);
            	      } else {
            	        // offset should === 0, length should === 1
            	        retOp.insert = nextOp.insert;
            	      }
            	      return retOp;
            	    }
            	  } else {
            	    return { retain: Infinity };
            	  }
            	};

            	Iterator.prototype.peek = function () {
            	  return this.ops[this.index];
            	};

            	Iterator.prototype.peekLength = function () {
            	  if (this.ops[this.index]) {
            	    // Should never return 0 if our index is being managed correctly
            	    return lib.length(this.ops[this.index]) - this.offset;
            	  } else {
            	    return Infinity;
            	  }
            	};

            	Iterator.prototype.peekType = function () {
            	  if (this.ops[this.index]) {
            	    if (typeof this.ops[this.index]['delete'] === 'number') {
            	      return 'delete';
            	    } else if (typeof this.ops[this.index].retain === 'number') {
            	      return 'retain';
            	    } else {
            	      return 'insert';
            	    }
            	  }
            	  return 'retain';
            	};

            	Iterator.prototype.rest = function () {
            	  if (!this.hasNext()) {
            	    return [];
            	  } else if (this.offset === 0) {
            	    return this.ops.slice(this.index);
            	  } else {
            	    var offset = this.offset;
            	    var index = this.index;
            	    var next = this.next();
            	    var rest = this.ops.slice(this.index);
            	    this.offset = offset;
            	    this.index = index;
            	    return [next].concat(rest);
            	  }
            	};


            	module.exports = lib;


            	/***/ }),
            	/* 21 */
            	/***/ (function(module, exports) {

            	var clone = (function() {

            	function _instanceof(obj, type) {
            	  return type != null && obj instanceof type;
            	}

            	var nativeMap;
            	try {
            	  nativeMap = Map;
            	} catch(_) {
            	  // maybe a reference error because no `Map`. Give it a dummy value that no
            	  // value will ever be an instanceof.
            	  nativeMap = function() {};
            	}

            	var nativeSet;
            	try {
            	  nativeSet = Set;
            	} catch(_) {
            	  nativeSet = function() {};
            	}

            	var nativePromise;
            	try {
            	  nativePromise = Promise;
            	} catch(_) {
            	  nativePromise = function() {};
            	}

            	/**
            	 * Clones (copies) an Object using deep copying.
            	 *
            	 * This function supports circular references by default, but if you are certain
            	 * there are no circular references in your object, you can save some CPU time
            	 * by calling clone(obj, false).
            	 *
            	 * Caution: if `circular` is false and `parent` contains circular references,
            	 * your program may enter an infinite loop and crash.
            	 *
            	 * @param `parent` - the object to be cloned
            	 * @param `circular` - set to true if the object to be cloned may contain
            	 *    circular references. (optional - true by default)
            	 * @param `depth` - set to a number if the object is only to be cloned to
            	 *    a particular depth. (optional - defaults to Infinity)
            	 * @param `prototype` - sets the prototype to be used when cloning an object.
            	 *    (optional - defaults to parent prototype).
            	 * @param `includeNonEnumerable` - set to true if the non-enumerable properties
            	 *    should be cloned as well. Non-enumerable properties on the prototype
            	 *    chain will be ignored. (optional - false by default)
            	*/
            	function clone(parent, circular, depth, prototype, includeNonEnumerable) {
            	  if (typeof circular === 'object') {
            	    depth = circular.depth;
            	    prototype = circular.prototype;
            	    includeNonEnumerable = circular.includeNonEnumerable;
            	    circular = circular.circular;
            	  }
            	  // maintain two arrays for circular references, where corresponding parents
            	  // and children have the same index
            	  var allParents = [];
            	  var allChildren = [];

            	  var useBuffer = typeof Buffer != 'undefined';

            	  if (typeof circular == 'undefined')
            	    circular = true;

            	  if (typeof depth == 'undefined')
            	    depth = Infinity;

            	  // recurse this function so we don't reset allParents and allChildren
            	  function _clone(parent, depth) {
            	    // cloning null always returns null
            	    if (parent === null)
            	      return null;

            	    if (depth === 0)
            	      return parent;

            	    var child;
            	    var proto;
            	    if (typeof parent != 'object') {
            	      return parent;
            	    }

            	    if (_instanceof(parent, nativeMap)) {
            	      child = new nativeMap();
            	    } else if (_instanceof(parent, nativeSet)) {
            	      child = new nativeSet();
            	    } else if (_instanceof(parent, nativePromise)) {
            	      child = new nativePromise(function (resolve, reject) {
            	        parent.then(function(value) {
            	          resolve(_clone(value, depth - 1));
            	        }, function(err) {
            	          reject(_clone(err, depth - 1));
            	        });
            	      });
            	    } else if (clone.__isArray(parent)) {
            	      child = [];
            	    } else if (clone.__isRegExp(parent)) {
            	      child = new RegExp(parent.source, __getRegExpFlags(parent));
            	      if (parent.lastIndex) child.lastIndex = parent.lastIndex;
            	    } else if (clone.__isDate(parent)) {
            	      child = new Date(parent.getTime());
            	    } else if (useBuffer && isBuffer(parent)) {
            	      if (Buffer.allocUnsafe) {
            	        // Node.js >= 4.5.0
            	        child = Buffer.allocUnsafe(parent.length);
            	      } else {
            	        // Older Node.js versions
            	        child = new Buffer(parent.length);
            	      }
            	      parent.copy(child);
            	      return child;
            	    } else if (_instanceof(parent, Error)) {
            	      child = Object.create(parent);
            	    } else {
            	      if (typeof prototype == 'undefined') {
            	        proto = Object.getPrototypeOf(parent);
            	        child = Object.create(proto);
            	      }
            	      else {
            	        child = Object.create(prototype);
            	        proto = prototype;
            	      }
            	    }

            	    if (circular) {
            	      var index = allParents.indexOf(parent);

            	      if (index != -1) {
            	        return allChildren[index];
            	      }
            	      allParents.push(parent);
            	      allChildren.push(child);
            	    }

            	    if (_instanceof(parent, nativeMap)) {
            	      parent.forEach(function(value, key) {
            	        var keyChild = _clone(key, depth - 1);
            	        var valueChild = _clone(value, depth - 1);
            	        child.set(keyChild, valueChild);
            	      });
            	    }
            	    if (_instanceof(parent, nativeSet)) {
            	      parent.forEach(function(value) {
            	        var entryChild = _clone(value, depth - 1);
            	        child.add(entryChild);
            	      });
            	    }

            	    for (var i in parent) {
            	      var attrs;
            	      if (proto) {
            	        attrs = Object.getOwnPropertyDescriptor(proto, i);
            	      }

            	      if (attrs && attrs.set == null) {
            	        continue;
            	      }
            	      child[i] = _clone(parent[i], depth - 1);
            	    }

            	    if (Object.getOwnPropertySymbols) {
            	      var symbols = Object.getOwnPropertySymbols(parent);
            	      for (var i = 0; i < symbols.length; i++) {
            	        // Don't need to worry about cloning a symbol because it is a primitive,
            	        // like a number or string.
            	        var symbol = symbols[i];
            	        var descriptor = Object.getOwnPropertyDescriptor(parent, symbol);
            	        if (descriptor && !descriptor.enumerable && !includeNonEnumerable) {
            	          continue;
            	        }
            	        child[symbol] = _clone(parent[symbol], depth - 1);
            	        if (!descriptor.enumerable) {
            	          Object.defineProperty(child, symbol, {
            	            enumerable: false
            	          });
            	        }
            	      }
            	    }

            	    if (includeNonEnumerable) {
            	      var allPropertyNames = Object.getOwnPropertyNames(parent);
            	      for (var i = 0; i < allPropertyNames.length; i++) {
            	        var propertyName = allPropertyNames[i];
            	        var descriptor = Object.getOwnPropertyDescriptor(parent, propertyName);
            	        if (descriptor && descriptor.enumerable) {
            	          continue;
            	        }
            	        child[propertyName] = _clone(parent[propertyName], depth - 1);
            	        Object.defineProperty(child, propertyName, {
            	          enumerable: false
            	        });
            	      }
            	    }

            	    return child;
            	  }

            	  return _clone(parent, depth);
            	}

            	/**
            	 * Simple flat clone using prototype, accepts only objects, usefull for property
            	 * override on FLAT configuration object (no nested props).
            	 *
            	 * USE WITH CAUTION! This may not behave as you wish if you do not know how this
            	 * works.
            	 */
            	clone.clonePrototype = function clonePrototype(parent) {
            	  if (parent === null)
            	    return null;

            	  var c = function () {};
            	  c.prototype = parent;
            	  return new c();
            	};

            	// private utility functions

            	function __objToStr(o) {
            	  return Object.prototype.toString.call(o);
            	}
            	clone.__objToStr = __objToStr;

            	function __isDate(o) {
            	  return typeof o === 'object' && __objToStr(o) === '[object Date]';
            	}
            	clone.__isDate = __isDate;

            	function __isArray(o) {
            	  return typeof o === 'object' && __objToStr(o) === '[object Array]';
            	}
            	clone.__isArray = __isArray;

            	function __isRegExp(o) {
            	  return typeof o === 'object' && __objToStr(o) === '[object RegExp]';
            	}
            	clone.__isRegExp = __isRegExp;

            	function __getRegExpFlags(re) {
            	  var flags = '';
            	  if (re.global) flags += 'g';
            	  if (re.ignoreCase) flags += 'i';
            	  if (re.multiline) flags += 'm';
            	  return flags;
            	}
            	clone.__getRegExpFlags = __getRegExpFlags;

            	return clone;
            	})();

            	if (typeof module === 'object' && module.exports) {
            	  module.exports = clone;
            	}


            	/***/ }),
            	/* 22 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _emitter = __webpack_require__(8);

            	var _emitter2 = _interopRequireDefault(_emitter);

            	var _block = __webpack_require__(4);

            	var _block2 = _interopRequireDefault(_block);

            	var _break = __webpack_require__(16);

            	var _break2 = _interopRequireDefault(_break);

            	var _code = __webpack_require__(13);

            	var _code2 = _interopRequireDefault(_code);

            	var _container = __webpack_require__(25);

            	var _container2 = _interopRequireDefault(_container);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	function isLine(blot) {
            	  return blot instanceof _block2.default || blot instanceof _block.BlockEmbed;
            	}

            	var Scroll = function (_Parchment$Scroll) {
            	  _inherits(Scroll, _Parchment$Scroll);

            	  function Scroll(domNode, config) {
            	    _classCallCheck(this, Scroll);

            	    var _this = _possibleConstructorReturn(this, (Scroll.__proto__ || Object.getPrototypeOf(Scroll)).call(this, domNode));

            	    _this.emitter = config.emitter;
            	    if (Array.isArray(config.whitelist)) {
            	      _this.whitelist = config.whitelist.reduce(function (whitelist, format) {
            	        whitelist[format] = true;
            	        return whitelist;
            	      }, {});
            	    }
            	    // Some reason fixes composition issues with character languages in Windows/Chrome, Safari
            	    _this.domNode.addEventListener('DOMNodeInserted', function () {});
            	    _this.optimize();
            	    _this.enable();
            	    return _this;
            	  }

            	  _createClass(Scroll, [{
            	    key: 'batchStart',
            	    value: function batchStart() {
            	      this.batch = true;
            	    }
            	  }, {
            	    key: 'batchEnd',
            	    value: function batchEnd() {
            	      this.batch = false;
            	      this.optimize();
            	    }
            	  }, {
            	    key: 'deleteAt',
            	    value: function deleteAt(index, length) {
            	      var _line = this.line(index),
            	          _line2 = _slicedToArray(_line, 2),
            	          first = _line2[0],
            	          offset = _line2[1];

            	      var _line3 = this.line(index + length),
            	          _line4 = _slicedToArray(_line3, 1),
            	          last = _line4[0];

            	      _get(Scroll.prototype.__proto__ || Object.getPrototypeOf(Scroll.prototype), 'deleteAt', this).call(this, index, length);
            	      if (last != null && first !== last && offset > 0) {
            	        if (first instanceof _block.BlockEmbed || last instanceof _block.BlockEmbed) {
            	          this.optimize();
            	          return;
            	        }
            	        if (first instanceof _code2.default) {
            	          var newlineIndex = first.newlineIndex(first.length(), true);
            	          if (newlineIndex > -1) {
            	            first = first.split(newlineIndex + 1);
            	            if (first === last) {
            	              this.optimize();
            	              return;
            	            }
            	          }
            	        } else if (last instanceof _code2.default) {
            	          var _newlineIndex = last.newlineIndex(0);
            	          if (_newlineIndex > -1) {
            	            last.split(_newlineIndex + 1);
            	          }
            	        }
            	        var ref = last.children.head instanceof _break2.default ? null : last.children.head;
            	        first.moveChildren(last, ref);
            	        first.remove();
            	      }
            	      this.optimize();
            	    }
            	  }, {
            	    key: 'enable',
            	    value: function enable() {
            	      var enabled = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;

            	      this.domNode.setAttribute('contenteditable', enabled);
            	    }
            	  }, {
            	    key: 'formatAt',
            	    value: function formatAt(index, length, format, value) {
            	      if (this.whitelist != null && !this.whitelist[format]) return;
            	      _get(Scroll.prototype.__proto__ || Object.getPrototypeOf(Scroll.prototype), 'formatAt', this).call(this, index, length, format, value);
            	      this.optimize();
            	    }
            	  }, {
            	    key: 'insertAt',
            	    value: function insertAt(index, value, def) {
            	      if (def != null && this.whitelist != null && !this.whitelist[value]) return;
            	      if (index >= this.length()) {
            	        if (def == null || _parchment2.default.query(value, _parchment2.default.Scope.BLOCK) == null) {
            	          var blot = _parchment2.default.create(this.statics.defaultChild);
            	          this.appendChild(blot);
            	          if (def == null && value.endsWith('\n')) {
            	            value = value.slice(0, -1);
            	          }
            	          blot.insertAt(0, value, def);
            	        } else {
            	          var embed = _parchment2.default.create(value, def);
            	          this.appendChild(embed);
            	        }
            	      } else {
            	        _get(Scroll.prototype.__proto__ || Object.getPrototypeOf(Scroll.prototype), 'insertAt', this).call(this, index, value, def);
            	      }
            	      this.optimize();
            	    }
            	  }, {
            	    key: 'insertBefore',
            	    value: function insertBefore(blot, ref) {
            	      if (blot.statics.scope === _parchment2.default.Scope.INLINE_BLOT) {
            	        var wrapper = _parchment2.default.create(this.statics.defaultChild);
            	        wrapper.appendChild(blot);
            	        blot = wrapper;
            	      }
            	      _get(Scroll.prototype.__proto__ || Object.getPrototypeOf(Scroll.prototype), 'insertBefore', this).call(this, blot, ref);
            	    }
            	  }, {
            	    key: 'leaf',
            	    value: function leaf(index) {
            	      return this.path(index).pop() || [null, -1];
            	    }
            	  }, {
            	    key: 'line',
            	    value: function line(index) {
            	      if (index === this.length()) {
            	        return this.line(index - 1);
            	      }
            	      return this.descendant(isLine, index);
            	    }
            	  }, {
            	    key: 'lines',
            	    value: function lines() {
            	      var index = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
            	      var length = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : Number.MAX_VALUE;

            	      var getLines = function getLines(blot, index, length) {
            	        var lines = [],
            	            lengthLeft = length;
            	        blot.children.forEachAt(index, length, function (child, index, length) {
            	          if (isLine(child)) {
            	            lines.push(child);
            	          } else if (child instanceof _parchment2.default.Container) {
            	            lines = lines.concat(getLines(child, index, lengthLeft));
            	          }
            	          lengthLeft -= length;
            	        });
            	        return lines;
            	      };
            	      return getLines(this, index, length);
            	    }
            	  }, {
            	    key: 'optimize',
            	    value: function optimize() {
            	      var mutations = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
            	      var context = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

            	      if (this.batch === true) return;
            	      _get(Scroll.prototype.__proto__ || Object.getPrototypeOf(Scroll.prototype), 'optimize', this).call(this, mutations, context);
            	      if (mutations.length > 0) {
            	        this.emitter.emit(_emitter2.default.events.SCROLL_OPTIMIZE, mutations, context);
            	      }
            	    }
            	  }, {
            	    key: 'path',
            	    value: function path(index) {
            	      return _get(Scroll.prototype.__proto__ || Object.getPrototypeOf(Scroll.prototype), 'path', this).call(this, index).slice(1); // Exclude self
            	    }
            	  }, {
            	    key: 'update',
            	    value: function update(mutations) {
            	      if (this.batch === true) return;
            	      var source = _emitter2.default.sources.USER;
            	      if (typeof mutations === 'string') {
            	        source = mutations;
            	      }
            	      if (!Array.isArray(mutations)) {
            	        mutations = this.observer.takeRecords();
            	      }
            	      if (mutations.length > 0) {
            	        this.emitter.emit(_emitter2.default.events.SCROLL_BEFORE_UPDATE, source, mutations);
            	      }
            	      _get(Scroll.prototype.__proto__ || Object.getPrototypeOf(Scroll.prototype), 'update', this).call(this, mutations.concat([])); // pass copy
            	      if (mutations.length > 0) {
            	        this.emitter.emit(_emitter2.default.events.SCROLL_UPDATE, source, mutations);
            	      }
            	    }
            	  }]);

            	  return Scroll;
            	}(_parchment2.default.Scroll);

            	Scroll.blotName = 'scroll';
            	Scroll.className = 'ql-editor';
            	Scroll.tagName = 'DIV';
            	Scroll.defaultChild = 'block';
            	Scroll.allowedChildren = [_block2.default, _block.BlockEmbed, _container2.default];

            	exports.default = Scroll;

            	/***/ }),
            	/* 23 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.SHORTKEY = exports.default = undefined;

            	var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _clone = __webpack_require__(21);

            	var _clone2 = _interopRequireDefault(_clone);

            	var _deepEqual = __webpack_require__(11);

            	var _deepEqual2 = _interopRequireDefault(_deepEqual);

            	var _extend = __webpack_require__(3);

            	var _extend2 = _interopRequireDefault(_extend);

            	var _quillDelta = __webpack_require__(2);

            	var _quillDelta2 = _interopRequireDefault(_quillDelta);

            	var _op = __webpack_require__(20);

            	var _op2 = _interopRequireDefault(_op);

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _quill = __webpack_require__(5);

            	var _quill2 = _interopRequireDefault(_quill);

            	var _logger = __webpack_require__(10);

            	var _logger2 = _interopRequireDefault(_logger);

            	var _module = __webpack_require__(9);

            	var _module2 = _interopRequireDefault(_module);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var debug = (0, _logger2.default)('quill:keyboard');

            	var SHORTKEY = /Mac/i.test(navigator.platform) ? 'metaKey' : 'ctrlKey';

            	var Keyboard = function (_Module) {
            	  _inherits(Keyboard, _Module);

            	  _createClass(Keyboard, null, [{
            	    key: 'match',
            	    value: function match(evt, binding) {
            	      binding = normalize(binding);
            	      if (['altKey', 'ctrlKey', 'metaKey', 'shiftKey'].some(function (key) {
            	        return !!binding[key] !== evt[key] && binding[key] !== null;
            	      })) {
            	        return false;
            	      }
            	      return binding.key === (evt.which || evt.keyCode);
            	    }
            	  }]);

            	  function Keyboard(quill, options) {
            	    _classCallCheck(this, Keyboard);

            	    var _this = _possibleConstructorReturn(this, (Keyboard.__proto__ || Object.getPrototypeOf(Keyboard)).call(this, quill, options));

            	    _this.bindings = {};
            	    Object.keys(_this.options.bindings).forEach(function (name) {
            	      if (name === 'list autofill' && quill.scroll.whitelist != null && !quill.scroll.whitelist['list']) {
            	        return;
            	      }
            	      if (_this.options.bindings[name]) {
            	        _this.addBinding(_this.options.bindings[name]);
            	      }
            	    });
            	    _this.addBinding({ key: Keyboard.keys.ENTER, shiftKey: null }, handleEnter);
            	    _this.addBinding({ key: Keyboard.keys.ENTER, metaKey: null, ctrlKey: null, altKey: null }, function () {});
            	    if (/Firefox/i.test(navigator.userAgent)) {
            	      // Need to handle delete and backspace for Firefox in the general case #1171
            	      _this.addBinding({ key: Keyboard.keys.BACKSPACE }, { collapsed: true }, handleBackspace);
            	      _this.addBinding({ key: Keyboard.keys.DELETE }, { collapsed: true }, handleDelete);
            	    } else {
            	      _this.addBinding({ key: Keyboard.keys.BACKSPACE }, { collapsed: true, prefix: /^.?$/ }, handleBackspace);
            	      _this.addBinding({ key: Keyboard.keys.DELETE }, { collapsed: true, suffix: /^.?$/ }, handleDelete);
            	    }
            	    _this.addBinding({ key: Keyboard.keys.BACKSPACE }, { collapsed: false }, handleDeleteRange);
            	    _this.addBinding({ key: Keyboard.keys.DELETE }, { collapsed: false }, handleDeleteRange);
            	    _this.addBinding({ key: Keyboard.keys.BACKSPACE, altKey: null, ctrlKey: null, metaKey: null, shiftKey: null }, { collapsed: true, offset: 0 }, handleBackspace);
            	    _this.listen();
            	    return _this;
            	  }

            	  _createClass(Keyboard, [{
            	    key: 'addBinding',
            	    value: function addBinding(key) {
            	      var context = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
            	      var handler = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

            	      var binding = normalize(key);
            	      if (binding == null || binding.key == null) {
            	        return debug.warn('Attempted to add invalid keyboard binding', binding);
            	      }
            	      if (typeof context === 'function') {
            	        context = { handler: context };
            	      }
            	      if (typeof handler === 'function') {
            	        handler = { handler: handler };
            	      }
            	      binding = (0, _extend2.default)(binding, context, handler);
            	      this.bindings[binding.key] = this.bindings[binding.key] || [];
            	      this.bindings[binding.key].push(binding);
            	    }
            	  }, {
            	    key: 'listen',
            	    value: function listen() {
            	      var _this2 = this;

            	      this.quill.root.addEventListener('keydown', function (evt) {
            	        if (evt.defaultPrevented) return;
            	        var which = evt.which || evt.keyCode;
            	        var bindings = (_this2.bindings[which] || []).filter(function (binding) {
            	          return Keyboard.match(evt, binding);
            	        });
            	        if (bindings.length === 0) return;
            	        var range = _this2.quill.getSelection();
            	        if (range == null || !_this2.quill.hasFocus()) return;

            	        var _quill$getLine = _this2.quill.getLine(range.index),
            	            _quill$getLine2 = _slicedToArray(_quill$getLine, 2),
            	            line = _quill$getLine2[0],
            	            offset = _quill$getLine2[1];

            	        var _quill$getLeaf = _this2.quill.getLeaf(range.index),
            	            _quill$getLeaf2 = _slicedToArray(_quill$getLeaf, 2),
            	            leafStart = _quill$getLeaf2[0],
            	            offsetStart = _quill$getLeaf2[1];

            	        var _ref = range.length === 0 ? [leafStart, offsetStart] : _this2.quill.getLeaf(range.index + range.length),
            	            _ref2 = _slicedToArray(_ref, 2),
            	            leafEnd = _ref2[0],
            	            offsetEnd = _ref2[1];

            	        var prefixText = leafStart instanceof _parchment2.default.Text ? leafStart.value().slice(0, offsetStart) : '';
            	        var suffixText = leafEnd instanceof _parchment2.default.Text ? leafEnd.value().slice(offsetEnd) : '';
            	        var curContext = {
            	          collapsed: range.length === 0,
            	          empty: range.length === 0 && line.length() <= 1,
            	          format: _this2.quill.getFormat(range),
            	          offset: offset,
            	          prefix: prefixText,
            	          suffix: suffixText
            	        };
            	        var prevented = bindings.some(function (binding) {
            	          if (binding.collapsed != null && binding.collapsed !== curContext.collapsed) return false;
            	          if (binding.empty != null && binding.empty !== curContext.empty) return false;
            	          if (binding.offset != null && binding.offset !== curContext.offset) return false;
            	          if (Array.isArray(binding.format)) {
            	            // any format is present
            	            if (binding.format.every(function (name) {
            	              return curContext.format[name] == null;
            	            })) {
            	              return false;
            	            }
            	          } else if (_typeof(binding.format) === 'object') {
            	            // all formats must match
            	            if (!Object.keys(binding.format).every(function (name) {
            	              if (binding.format[name] === true) return curContext.format[name] != null;
            	              if (binding.format[name] === false) return curContext.format[name] == null;
            	              return (0, _deepEqual2.default)(binding.format[name], curContext.format[name]);
            	            })) {
            	              return false;
            	            }
            	          }
            	          if (binding.prefix != null && !binding.prefix.test(curContext.prefix)) return false;
            	          if (binding.suffix != null && !binding.suffix.test(curContext.suffix)) return false;
            	          return binding.handler.call(_this2, range, curContext) !== true;
            	        });
            	        if (prevented) {
            	          evt.preventDefault();
            	        }
            	      });
            	    }
            	  }]);

            	  return Keyboard;
            	}(_module2.default);

            	Keyboard.keys = {
            	  BACKSPACE: 8,
            	  TAB: 9,
            	  ENTER: 13,
            	  ESCAPE: 27,
            	  LEFT: 37,
            	  UP: 38,
            	  RIGHT: 39,
            	  DOWN: 40,
            	  DELETE: 46
            	};

            	Keyboard.DEFAULTS = {
            	  bindings: {
            	    'bold': makeFormatHandler('bold'),
            	    'italic': makeFormatHandler('italic'),
            	    'underline': makeFormatHandler('underline'),
            	    'indent': {
            	      // highlight tab or tab at beginning of list, indent or blockquote
            	      key: Keyboard.keys.TAB,
            	      format: ['blockquote', 'indent', 'list'],
            	      handler: function handler(range, context) {
            	        if (context.collapsed && context.offset !== 0) return true;
            	        this.quill.format('indent', '+1', _quill2.default.sources.USER);
            	      }
            	    },
            	    'outdent': {
            	      key: Keyboard.keys.TAB,
            	      shiftKey: true,
            	      format: ['blockquote', 'indent', 'list'],
            	      // highlight tab or tab at beginning of list, indent or blockquote
            	      handler: function handler(range, context) {
            	        if (context.collapsed && context.offset !== 0) return true;
            	        this.quill.format('indent', '-1', _quill2.default.sources.USER);
            	      }
            	    },
            	    'outdent backspace': {
            	      key: Keyboard.keys.BACKSPACE,
            	      collapsed: true,
            	      shiftKey: null,
            	      metaKey: null,
            	      ctrlKey: null,
            	      altKey: null,
            	      format: ['indent', 'list'],
            	      offset: 0,
            	      handler: function handler(range, context) {
            	        if (context.format.indent != null) {
            	          this.quill.format('indent', '-1', _quill2.default.sources.USER);
            	        } else if (context.format.list != null) {
            	          this.quill.format('list', false, _quill2.default.sources.USER);
            	        }
            	      }
            	    },
            	    'indent code-block': makeCodeBlockHandler(true),
            	    'outdent code-block': makeCodeBlockHandler(false),
            	    'remove tab': {
            	      key: Keyboard.keys.TAB,
            	      shiftKey: true,
            	      collapsed: true,
            	      prefix: /\t$/,
            	      handler: function handler(range) {
            	        this.quill.deleteText(range.index - 1, 1, _quill2.default.sources.USER);
            	      }
            	    },
            	    'tab': {
            	      key: Keyboard.keys.TAB,
            	      handler: function handler(range) {
            	        this.quill.history.cutoff();
            	        var delta = new _quillDelta2.default().retain(range.index).delete(range.length).insert('\t');
            	        this.quill.updateContents(delta, _quill2.default.sources.USER);
            	        this.quill.history.cutoff();
            	        this.quill.setSelection(range.index + 1, _quill2.default.sources.SILENT);
            	      }
            	    },
            	    'list empty enter': {
            	      key: Keyboard.keys.ENTER,
            	      collapsed: true,
            	      format: ['list'],
            	      empty: true,
            	      handler: function handler(range, context) {
            	        this.quill.format('list', false, _quill2.default.sources.USER);
            	        if (context.format.indent) {
            	          this.quill.format('indent', false, _quill2.default.sources.USER);
            	        }
            	      }
            	    },
            	    'checklist enter': {
            	      key: Keyboard.keys.ENTER,
            	      collapsed: true,
            	      format: { list: 'checked' },
            	      handler: function handler(range) {
            	        var _quill$getLine3 = this.quill.getLine(range.index),
            	            _quill$getLine4 = _slicedToArray(_quill$getLine3, 2),
            	            line = _quill$getLine4[0],
            	            offset = _quill$getLine4[1];

            	        var formats = (0, _extend2.default)({}, line.formats(), { list: 'checked' });
            	        var delta = new _quillDelta2.default().retain(range.index).insert('\n', formats).retain(line.length() - offset - 1).retain(1, { list: 'unchecked' });
            	        this.quill.updateContents(delta, _quill2.default.sources.USER);
            	        this.quill.setSelection(range.index + 1, _quill2.default.sources.SILENT);
            	        this.quill.scrollIntoView();
            	      }
            	    },
            	    'header enter': {
            	      key: Keyboard.keys.ENTER,
            	      collapsed: true,
            	      format: ['header'],
            	      suffix: /^$/,
            	      handler: function handler(range, context) {
            	        var _quill$getLine5 = this.quill.getLine(range.index),
            	            _quill$getLine6 = _slicedToArray(_quill$getLine5, 2),
            	            line = _quill$getLine6[0],
            	            offset = _quill$getLine6[1];

            	        var delta = new _quillDelta2.default().retain(range.index).insert('\n', context.format).retain(line.length() - offset - 1).retain(1, { header: null });
            	        this.quill.updateContents(delta, _quill2.default.sources.USER);
            	        this.quill.setSelection(range.index + 1, _quill2.default.sources.SILENT);
            	        this.quill.scrollIntoView();
            	      }
            	    },
            	    'list autofill': {
            	      key: ' ',
            	      collapsed: true,
            	      format: { list: false },
            	      prefix: /^\s*?(\d+\.|-|\*|\[ ?\]|\[x\])$/,
            	      handler: function handler(range, context) {
            	        var length = context.prefix.length;

            	        var _quill$getLine7 = this.quill.getLine(range.index),
            	            _quill$getLine8 = _slicedToArray(_quill$getLine7, 2),
            	            line = _quill$getLine8[0],
            	            offset = _quill$getLine8[1];

            	        if (offset > length) return true;
            	        var value = void 0;
            	        switch (context.prefix.trim()) {
            	          case '[]':case '[ ]':
            	            value = 'unchecked';
            	            break;
            	          case '[x]':
            	            value = 'checked';
            	            break;
            	          case '-':case '*':
            	            value = 'bullet';
            	            break;
            	          default:
            	            value = 'ordered';
            	        }
            	        this.quill.insertText(range.index, ' ', _quill2.default.sources.USER);
            	        this.quill.history.cutoff();
            	        var delta = new _quillDelta2.default().retain(range.index - offset).delete(length + 1).retain(line.length() - 2 - offset).retain(1, { list: value });
            	        this.quill.updateContents(delta, _quill2.default.sources.USER);
            	        this.quill.history.cutoff();
            	        this.quill.setSelection(range.index - length, _quill2.default.sources.SILENT);
            	      }
            	    },
            	    'code exit': {
            	      key: Keyboard.keys.ENTER,
            	      collapsed: true,
            	      format: ['code-block'],
            	      prefix: /\n\n$/,
            	      suffix: /^\s+$/,
            	      handler: function handler(range) {
            	        var _quill$getLine9 = this.quill.getLine(range.index),
            	            _quill$getLine10 = _slicedToArray(_quill$getLine9, 2),
            	            line = _quill$getLine10[0],
            	            offset = _quill$getLine10[1];

            	        var delta = new _quillDelta2.default().retain(range.index + line.length() - offset - 2).retain(1, { 'code-block': null }).delete(1);
            	        this.quill.updateContents(delta, _quill2.default.sources.USER);
            	      }
            	    },
            	    'embed left': makeEmbedArrowHandler(Keyboard.keys.LEFT, false),
            	    'embed left shift': makeEmbedArrowHandler(Keyboard.keys.LEFT, true),
            	    'embed right': makeEmbedArrowHandler(Keyboard.keys.RIGHT, false),
            	    'embed right shift': makeEmbedArrowHandler(Keyboard.keys.RIGHT, true)
            	  }
            	};

            	function makeEmbedArrowHandler(key, shiftKey) {
            	  var _ref3;

            	  var where = key === Keyboard.keys.LEFT ? 'prefix' : 'suffix';
            	  return _ref3 = {
            	    key: key,
            	    shiftKey: shiftKey,
            	    altKey: null
            	  }, _defineProperty(_ref3, where, /^$/), _defineProperty(_ref3, 'handler', function handler(range) {
            	    var index = range.index;
            	    if (key === Keyboard.keys.RIGHT) {
            	      index += range.length + 1;
            	    }

            	    var _quill$getLeaf3 = this.quill.getLeaf(index),
            	        _quill$getLeaf4 = _slicedToArray(_quill$getLeaf3, 1),
            	        leaf = _quill$getLeaf4[0];

            	    if (!(leaf instanceof _parchment2.default.Embed)) return true;
            	    if (key === Keyboard.keys.LEFT) {
            	      if (shiftKey) {
            	        this.quill.setSelection(range.index - 1, range.length + 1, _quill2.default.sources.USER);
            	      } else {
            	        this.quill.setSelection(range.index - 1, _quill2.default.sources.USER);
            	      }
            	    } else {
            	      if (shiftKey) {
            	        this.quill.setSelection(range.index, range.length + 1, _quill2.default.sources.USER);
            	      } else {
            	        this.quill.setSelection(range.index + range.length + 1, _quill2.default.sources.USER);
            	      }
            	    }
            	    return false;
            	  }), _ref3;
            	}

            	function handleBackspace(range, context) {
            	  if (range.index === 0 || this.quill.getLength() <= 1) return;

            	  var _quill$getLine11 = this.quill.getLine(range.index),
            	      _quill$getLine12 = _slicedToArray(_quill$getLine11, 1),
            	      line = _quill$getLine12[0];

            	  var formats = {};
            	  if (context.offset === 0) {
            	    var _quill$getLine13 = this.quill.getLine(range.index - 1),
            	        _quill$getLine14 = _slicedToArray(_quill$getLine13, 1),
            	        prev = _quill$getLine14[0];

            	    if (prev != null && prev.length() > 1) {
            	      var curFormats = line.formats();
            	      var prevFormats = this.quill.getFormat(range.index - 1, 1);
            	      formats = _op2.default.attributes.diff(curFormats, prevFormats) || {};
            	    }
            	  }
            	  // Check for astral symbols
            	  var length = /[\uD800-\uDBFF][\uDC00-\uDFFF]$/.test(context.prefix) ? 2 : 1;
            	  this.quill.deleteText(range.index - length, length, _quill2.default.sources.USER);
            	  if (Object.keys(formats).length > 0) {
            	    this.quill.formatLine(range.index - length, length, formats, _quill2.default.sources.USER);
            	  }
            	  this.quill.focus();
            	}

            	function handleDelete(range, context) {
            	  // Check for astral symbols
            	  var length = /^[\uD800-\uDBFF][\uDC00-\uDFFF]/.test(context.suffix) ? 2 : 1;
            	  if (range.index >= this.quill.getLength() - length) return;
            	  var formats = {},
            	      nextLength = 0;

            	  var _quill$getLine15 = this.quill.getLine(range.index),
            	      _quill$getLine16 = _slicedToArray(_quill$getLine15, 1),
            	      line = _quill$getLine16[0];

            	  if (context.offset >= line.length() - 1) {
            	    var _quill$getLine17 = this.quill.getLine(range.index + 1),
            	        _quill$getLine18 = _slicedToArray(_quill$getLine17, 1),
            	        next = _quill$getLine18[0];

            	    if (next) {
            	      var curFormats = line.formats();
            	      var nextFormats = this.quill.getFormat(range.index, 1);
            	      formats = _op2.default.attributes.diff(curFormats, nextFormats) || {};
            	      nextLength = next.length();
            	    }
            	  }
            	  this.quill.deleteText(range.index, length, _quill2.default.sources.USER);
            	  if (Object.keys(formats).length > 0) {
            	    this.quill.formatLine(range.index + nextLength - 1, length, formats, _quill2.default.sources.USER);
            	  }
            	}

            	function handleDeleteRange(range) {
            	  var lines = this.quill.getLines(range);
            	  var formats = {};
            	  if (lines.length > 1) {
            	    var firstFormats = lines[0].formats();
            	    var lastFormats = lines[lines.length - 1].formats();
            	    formats = _op2.default.attributes.diff(lastFormats, firstFormats) || {};
            	  }
            	  this.quill.deleteText(range, _quill2.default.sources.USER);
            	  if (Object.keys(formats).length > 0) {
            	    this.quill.formatLine(range.index, 1, formats, _quill2.default.sources.USER);
            	  }
            	  this.quill.setSelection(range.index, _quill2.default.sources.SILENT);
            	  this.quill.focus();
            	}

            	function handleEnter(range, context) {
            	  var _this3 = this;

            	  if (range.length > 0) {
            	    this.quill.scroll.deleteAt(range.index, range.length); // So we do not trigger text-change
            	  }
            	  var lineFormats = Object.keys(context.format).reduce(function (lineFormats, format) {
            	    if (_parchment2.default.query(format, _parchment2.default.Scope.BLOCK) && !Array.isArray(context.format[format])) {
            	      lineFormats[format] = context.format[format];
            	    }
            	    return lineFormats;
            	  }, {});
            	  this.quill.insertText(range.index, '\n', lineFormats, _quill2.default.sources.USER);
            	  // Earlier scroll.deleteAt might have messed up our selection,
            	  // so insertText's built in selection preservation is not reliable
            	  this.quill.setSelection(range.index + 1, _quill2.default.sources.SILENT);
            	  this.quill.focus();
            	  Object.keys(context.format).forEach(function (name) {
            	    if (lineFormats[name] != null) return;
            	    if (Array.isArray(context.format[name])) return;
            	    if (name === 'link') return;
            	    _this3.quill.format(name, context.format[name], _quill2.default.sources.USER);
            	  });
            	}

            	function makeCodeBlockHandler(indent) {
            	  return {
            	    key: Keyboard.keys.TAB,
            	    shiftKey: !indent,
            	    format: { 'code-block': true },
            	    handler: function handler(range) {
            	      var CodeBlock = _parchment2.default.query('code-block');
            	      var index = range.index,
            	          length = range.length;

            	      var _quill$scroll$descend = this.quill.scroll.descendant(CodeBlock, index),
            	          _quill$scroll$descend2 = _slicedToArray(_quill$scroll$descend, 2),
            	          block = _quill$scroll$descend2[0],
            	          offset = _quill$scroll$descend2[1];

            	      if (block == null) return;
            	      var scrollIndex = this.quill.getIndex(block);
            	      var start = block.newlineIndex(offset, true) + 1;
            	      var end = block.newlineIndex(scrollIndex + offset + length);
            	      var lines = block.domNode.textContent.slice(start, end).split('\n');
            	      offset = 0;
            	      lines.forEach(function (line, i) {
            	        if (indent) {
            	          block.insertAt(start + offset, CodeBlock.TAB);
            	          offset += CodeBlock.TAB.length;
            	          if (i === 0) {
            	            index += CodeBlock.TAB.length;
            	          } else {
            	            length += CodeBlock.TAB.length;
            	          }
            	        } else if (line.startsWith(CodeBlock.TAB)) {
            	          block.deleteAt(start + offset, CodeBlock.TAB.length);
            	          offset -= CodeBlock.TAB.length;
            	          if (i === 0) {
            	            index -= CodeBlock.TAB.length;
            	          } else {
            	            length -= CodeBlock.TAB.length;
            	          }
            	        }
            	        offset += line.length + 1;
            	      });
            	      this.quill.update(_quill2.default.sources.USER);
            	      this.quill.setSelection(index, length, _quill2.default.sources.SILENT);
            	    }
            	  };
            	}

            	function makeFormatHandler(format) {
            	  return {
            	    key: format[0].toUpperCase(),
            	    shortKey: true,
            	    handler: function handler(range, context) {
            	      this.quill.format(format, !context.format[format], _quill2.default.sources.USER);
            	    }
            	  };
            	}

            	function normalize(binding) {
            	  if (typeof binding === 'string' || typeof binding === 'number') {
            	    return normalize({ key: binding });
            	  }
            	  if ((typeof binding === 'undefined' ? 'undefined' : _typeof(binding)) === 'object') {
            	    binding = (0, _clone2.default)(binding, false);
            	  }
            	  if (typeof binding.key === 'string') {
            	    if (Keyboard.keys[binding.key.toUpperCase()] != null) {
            	      binding.key = Keyboard.keys[binding.key.toUpperCase()];
            	    } else if (binding.key.length === 1) {
            	      binding.key = binding.key.toUpperCase().charCodeAt(0);
            	    } else {
            	      return null;
            	    }
            	  }
            	  if (binding.shortKey) {
            	    binding[SHORTKEY] = binding.shortKey;
            	    delete binding.shortKey;
            	  }
            	  return binding;
            	}

            	exports.default = Keyboard;
            	exports.SHORTKEY = SHORTKEY;

            	/***/ }),
            	/* 24 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _text = __webpack_require__(7);

            	var _text2 = _interopRequireDefault(_text);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Cursor = function (_Parchment$Embed) {
            	  _inherits(Cursor, _Parchment$Embed);

            	  _createClass(Cursor, null, [{
            	    key: 'value',
            	    value: function value() {
            	      return undefined;
            	    }
            	  }]);

            	  function Cursor(domNode, selection) {
            	    _classCallCheck(this, Cursor);

            	    var _this = _possibleConstructorReturn(this, (Cursor.__proto__ || Object.getPrototypeOf(Cursor)).call(this, domNode));

            	    _this.selection = selection;
            	    _this.textNode = document.createTextNode(Cursor.CONTENTS);
            	    _this.domNode.appendChild(_this.textNode);
            	    _this._length = 0;
            	    return _this;
            	  }

            	  _createClass(Cursor, [{
            	    key: 'detach',
            	    value: function detach() {
            	      // super.detach() will also clear domNode.__blot
            	      if (this.parent != null) this.parent.removeChild(this);
            	    }
            	  }, {
            	    key: 'format',
            	    value: function format(name, value) {
            	      if (this._length !== 0) {
            	        return _get(Cursor.prototype.__proto__ || Object.getPrototypeOf(Cursor.prototype), 'format', this).call(this, name, value);
            	      }
            	      var target = this,
            	          index = 0;
            	      while (target != null && target.statics.scope !== _parchment2.default.Scope.BLOCK_BLOT) {
            	        index += target.offset(target.parent);
            	        target = target.parent;
            	      }
            	      if (target != null) {
            	        this._length = Cursor.CONTENTS.length;
            	        target.optimize();
            	        target.formatAt(index, Cursor.CONTENTS.length, name, value);
            	        this._length = 0;
            	      }
            	    }
            	  }, {
            	    key: 'index',
            	    value: function index(node, offset) {
            	      if (node === this.textNode) return 0;
            	      return _get(Cursor.prototype.__proto__ || Object.getPrototypeOf(Cursor.prototype), 'index', this).call(this, node, offset);
            	    }
            	  }, {
            	    key: 'length',
            	    value: function length() {
            	      return this._length;
            	    }
            	  }, {
            	    key: 'position',
            	    value: function position() {
            	      return [this.textNode, this.textNode.data.length];
            	    }
            	  }, {
            	    key: 'remove',
            	    value: function remove() {
            	      _get(Cursor.prototype.__proto__ || Object.getPrototypeOf(Cursor.prototype), 'remove', this).call(this);
            	      this.parent = null;
            	    }
            	  }, {
            	    key: 'restore',
            	    value: function restore() {
            	      if (this.selection.composing || this.parent == null) return;
            	      var textNode = this.textNode;
            	      var range = this.selection.getNativeRange();
            	      var restoreText = void 0,
            	          start = void 0,
            	          end = void 0;
            	      if (range != null && range.start.node === textNode && range.end.node === textNode) {
            	        var _ref = [textNode, range.start.offset, range.end.offset];
            	        restoreText = _ref[0];
            	        start = _ref[1];
            	        end = _ref[2];
            	      }
            	      // Link format will insert text outside of anchor tag
            	      while (this.domNode.lastChild != null && this.domNode.lastChild !== this.textNode) {
            	        this.domNode.parentNode.insertBefore(this.domNode.lastChild, this.domNode);
            	      }
            	      if (this.textNode.data !== Cursor.CONTENTS) {
            	        var text = this.textNode.data.split(Cursor.CONTENTS).join('');
            	        if (this.next instanceof _text2.default) {
            	          restoreText = this.next.domNode;
            	          this.next.insertAt(0, text);
            	          this.textNode.data = Cursor.CONTENTS;
            	        } else {
            	          this.textNode.data = text;
            	          this.parent.insertBefore(_parchment2.default.create(this.textNode), this);
            	          this.textNode = document.createTextNode(Cursor.CONTENTS);
            	          this.domNode.appendChild(this.textNode);
            	        }
            	      }
            	      this.remove();
            	      if (start != null) {
            	        var _map = [start, end].map(function (offset) {
            	          return Math.max(0, Math.min(restoreText.data.length, offset - 1));
            	        });

            	        var _map2 = _slicedToArray(_map, 2);

            	        start = _map2[0];
            	        end = _map2[1];

            	        return {
            	          startNode: restoreText,
            	          startOffset: start,
            	          endNode: restoreText,
            	          endOffset: end
            	        };
            	      }
            	    }
            	  }, {
            	    key: 'update',
            	    value: function update(mutations, context) {
            	      var _this2 = this;

            	      if (mutations.some(function (mutation) {
            	        return mutation.type === 'characterData' && mutation.target === _this2.textNode;
            	      })) {
            	        var range = this.restore();
            	        if (range) context.range = range;
            	      }
            	    }
            	  }, {
            	    key: 'value',
            	    value: function value() {
            	      return '';
            	    }
            	  }]);

            	  return Cursor;
            	}(_parchment2.default.Embed);

            	Cursor.blotName = 'cursor';
            	Cursor.className = 'ql-cursor';
            	Cursor.tagName = 'span';
            	Cursor.CONTENTS = '\uFEFF'; // Zero width no break space


            	exports.default = Cursor;

            	/***/ }),
            	/* 25 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _block = __webpack_require__(4);

            	var _block2 = _interopRequireDefault(_block);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Container = function (_Parchment$Container) {
            	  _inherits(Container, _Parchment$Container);

            	  function Container() {
            	    _classCallCheck(this, Container);

            	    return _possibleConstructorReturn(this, (Container.__proto__ || Object.getPrototypeOf(Container)).apply(this, arguments));
            	  }

            	  return Container;
            	}(_parchment2.default.Container);

            	Container.allowedChildren = [_block2.default, _block.BlockEmbed, Container];

            	exports.default = Container;

            	/***/ }),
            	/* 26 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.ColorStyle = exports.ColorClass = exports.ColorAttributor = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var ColorAttributor = function (_Parchment$Attributor) {
            	  _inherits(ColorAttributor, _Parchment$Attributor);

            	  function ColorAttributor() {
            	    _classCallCheck(this, ColorAttributor);

            	    return _possibleConstructorReturn(this, (ColorAttributor.__proto__ || Object.getPrototypeOf(ColorAttributor)).apply(this, arguments));
            	  }

            	  _createClass(ColorAttributor, [{
            	    key: 'value',
            	    value: function value(domNode) {
            	      var value = _get(ColorAttributor.prototype.__proto__ || Object.getPrototypeOf(ColorAttributor.prototype), 'value', this).call(this, domNode);
            	      if (!value.startsWith('rgb(')) return value;
            	      value = value.replace(/^[^\d]+/, '').replace(/[^\d]+$/, '');
            	      return '#' + value.split(',').map(function (component) {
            	        return ('00' + parseInt(component).toString(16)).slice(-2);
            	      }).join('');
            	    }
            	  }]);

            	  return ColorAttributor;
            	}(_parchment2.default.Attributor.Style);

            	var ColorClass = new _parchment2.default.Attributor.Class('color', 'ql-color', {
            	  scope: _parchment2.default.Scope.INLINE
            	});
            	var ColorStyle = new ColorAttributor('color', 'color', {
            	  scope: _parchment2.default.Scope.INLINE
            	});

            	exports.ColorAttributor = ColorAttributor;
            	exports.ColorClass = ColorClass;
            	exports.ColorStyle = ColorStyle;

            	/***/ }),
            	/* 27 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.sanitize = exports.default = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _inline = __webpack_require__(6);

            	var _inline2 = _interopRequireDefault(_inline);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Link = function (_Inline) {
            	  _inherits(Link, _Inline);

            	  function Link() {
            	    _classCallCheck(this, Link);

            	    return _possibleConstructorReturn(this, (Link.__proto__ || Object.getPrototypeOf(Link)).apply(this, arguments));
            	  }

            	  _createClass(Link, [{
            	    key: 'format',
            	    value: function format(name, value) {
            	      if (name !== this.statics.blotName || !value) return _get(Link.prototype.__proto__ || Object.getPrototypeOf(Link.prototype), 'format', this).call(this, name, value);
            	      value = this.constructor.sanitize(value);
            	      this.domNode.setAttribute('href', value);
            	    }
            	  }], [{
            	    key: 'create',
            	    value: function create(value) {
            	      var node = _get(Link.__proto__ || Object.getPrototypeOf(Link), 'create', this).call(this, value);
            	      value = this.sanitize(value);
            	      node.setAttribute('href', value);
            	      node.setAttribute('rel', 'noopener noreferrer');
            	      node.setAttribute('target', '_blank');
            	      return node;
            	    }
            	  }, {
            	    key: 'formats',
            	    value: function formats(domNode) {
            	      return domNode.getAttribute('href');
            	    }
            	  }, {
            	    key: 'sanitize',
            	    value: function sanitize(url) {
            	      return _sanitize(url, this.PROTOCOL_WHITELIST) ? url : this.SANITIZED_URL;
            	    }
            	  }]);

            	  return Link;
            	}(_inline2.default);

            	Link.blotName = 'link';
            	Link.tagName = 'A';
            	Link.SANITIZED_URL = 'about:blank';
            	Link.PROTOCOL_WHITELIST = ['http', 'https', 'mailto', 'tel'];

            	function _sanitize(url, protocols) {
            	  var anchor = document.createElement('a');
            	  anchor.href = url;
            	  var protocol = anchor.href.slice(0, anchor.href.indexOf(':'));
            	  return protocols.indexOf(protocol) > -1;
            	}

            	exports.default = Link;
            	exports.sanitize = _sanitize;

            	/***/ }),
            	/* 28 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _keyboard = __webpack_require__(23);

            	var _keyboard2 = _interopRequireDefault(_keyboard);

            	var _dropdown = __webpack_require__(107);

            	var _dropdown2 = _interopRequireDefault(_dropdown);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	var optionsCounter = 0;

            	function toggleAriaAttribute(element, attribute) {
            	  element.setAttribute(attribute, !(element.getAttribute(attribute) === 'true'));
            	}

            	var Picker = function () {
            	  function Picker(select) {
            	    var _this = this;

            	    _classCallCheck(this, Picker);

            	    this.select = select;
            	    this.container = document.createElement('span');
            	    this.buildPicker();
            	    this.select.style.display = 'none';
            	    this.select.parentNode.insertBefore(this.container, this.select);

            	    this.label.addEventListener('mousedown', function () {
            	      _this.togglePicker();
            	    });
            	    this.label.addEventListener('keydown', function (event) {
            	      switch (event.keyCode) {
            	        // Allows the "Enter" key to open the picker
            	        case _keyboard2.default.keys.ENTER:
            	          _this.togglePicker();
            	          break;

            	        // Allows the "Escape" key to close the picker
            	        case _keyboard2.default.keys.ESCAPE:
            	          _this.escape();
            	          event.preventDefault();
            	          break;
            	      }
            	    });
            	    this.select.addEventListener('change', this.update.bind(this));
            	  }

            	  _createClass(Picker, [{
            	    key: 'togglePicker',
            	    value: function togglePicker() {
            	      this.container.classList.toggle('ql-expanded');
            	      // Toggle aria-expanded and aria-hidden to make the picker accessible
            	      toggleAriaAttribute(this.label, 'aria-expanded');
            	      toggleAriaAttribute(this.options, 'aria-hidden');
            	    }
            	  }, {
            	    key: 'buildItem',
            	    value: function buildItem(option) {
            	      var _this2 = this;

            	      var item = document.createElement('span');
            	      item.tabIndex = '0';
            	      item.setAttribute('role', 'button');

            	      item.classList.add('ql-picker-item');
            	      if (option.hasAttribute('value')) {
            	        item.setAttribute('data-value', option.getAttribute('value'));
            	      }
            	      if (option.textContent) {
            	        item.setAttribute('data-label', option.textContent);
            	      }
            	      item.addEventListener('click', function () {
            	        _this2.selectItem(item, true);
            	      });
            	      item.addEventListener('keydown', function (event) {
            	        switch (event.keyCode) {
            	          // Allows the "Enter" key to select an item
            	          case _keyboard2.default.keys.ENTER:
            	            _this2.selectItem(item, true);
            	            event.preventDefault();
            	            break;

            	          // Allows the "Escape" key to close the picker
            	          case _keyboard2.default.keys.ESCAPE:
            	            _this2.escape();
            	            event.preventDefault();
            	            break;
            	        }
            	      });

            	      return item;
            	    }
            	  }, {
            	    key: 'buildLabel',
            	    value: function buildLabel() {
            	      var label = document.createElement('span');
            	      label.classList.add('ql-picker-label');
            	      label.innerHTML = _dropdown2.default;
            	      label.tabIndex = '0';
            	      label.setAttribute('role', 'button');
            	      label.setAttribute('aria-expanded', 'false');
            	      this.container.appendChild(label);
            	      return label;
            	    }
            	  }, {
            	    key: 'buildOptions',
            	    value: function buildOptions() {
            	      var _this3 = this;

            	      var options = document.createElement('span');
            	      options.classList.add('ql-picker-options');

            	      // Don't want screen readers to read this until options are visible
            	      options.setAttribute('aria-hidden', 'true');
            	      options.tabIndex = '-1';

            	      // Need a unique id for aria-controls
            	      options.id = 'ql-picker-options-' + optionsCounter;
            	      optionsCounter += 1;
            	      this.label.setAttribute('aria-controls', options.id);

            	      this.options = options;

            	      [].slice.call(this.select.options).forEach(function (option) {
            	        var item = _this3.buildItem(option);
            	        options.appendChild(item);
            	        if (option.selected === true) {
            	          _this3.selectItem(item);
            	        }
            	      });
            	      this.container.appendChild(options);
            	    }
            	  }, {
            	    key: 'buildPicker',
            	    value: function buildPicker() {
            	      var _this4 = this;

            	      [].slice.call(this.select.attributes).forEach(function (item) {
            	        _this4.container.setAttribute(item.name, item.value);
            	      });
            	      this.container.classList.add('ql-picker');
            	      this.label = this.buildLabel();
            	      this.buildOptions();
            	    }
            	  }, {
            	    key: 'escape',
            	    value: function escape() {
            	      var _this5 = this;

            	      // Close menu and return focus to trigger label
            	      this.close();
            	      // Need setTimeout for accessibility to ensure that the browser executes
            	      // focus on the next process thread and after any DOM content changes
            	      setTimeout(function () {
            	        return _this5.label.focus();
            	      }, 1);
            	    }
            	  }, {
            	    key: 'close',
            	    value: function close() {
            	      this.container.classList.remove('ql-expanded');
            	      this.label.setAttribute('aria-expanded', 'false');
            	      this.options.setAttribute('aria-hidden', 'true');
            	    }
            	  }, {
            	    key: 'selectItem',
            	    value: function selectItem(item) {
            	      var trigger = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

            	      var selected = this.container.querySelector('.ql-selected');
            	      if (item === selected) return;
            	      if (selected != null) {
            	        selected.classList.remove('ql-selected');
            	      }
            	      if (item == null) return;
            	      item.classList.add('ql-selected');
            	      this.select.selectedIndex = [].indexOf.call(item.parentNode.children, item);
            	      if (item.hasAttribute('data-value')) {
            	        this.label.setAttribute('data-value', item.getAttribute('data-value'));
            	      } else {
            	        this.label.removeAttribute('data-value');
            	      }
            	      if (item.hasAttribute('data-label')) {
            	        this.label.setAttribute('data-label', item.getAttribute('data-label'));
            	      } else {
            	        this.label.removeAttribute('data-label');
            	      }
            	      if (trigger) {
            	        if (typeof Event === 'function') {
            	          this.select.dispatchEvent(new Event('change'));
            	        } else if ((typeof Event === 'undefined' ? 'undefined' : _typeof(Event)) === 'object') {
            	          // IE11
            	          var event = document.createEvent('Event');
            	          event.initEvent('change', true, true);
            	          this.select.dispatchEvent(event);
            	        }
            	        this.close();
            	      }
            	    }
            	  }, {
            	    key: 'update',
            	    value: function update() {
            	      var option = void 0;
            	      if (this.select.selectedIndex > -1) {
            	        var item = this.container.querySelector('.ql-picker-options').children[this.select.selectedIndex];
            	        option = this.select.options[this.select.selectedIndex];
            	        this.selectItem(item);
            	      } else {
            	        this.selectItem(null);
            	      }
            	      var isActive = option != null && option !== this.select.querySelector('option[selected]');
            	      this.label.classList.toggle('ql-active', isActive);
            	    }
            	  }]);

            	  return Picker;
            	}();

            	exports.default = Picker;

            	/***/ }),
            	/* 29 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _quill = __webpack_require__(5);

            	var _quill2 = _interopRequireDefault(_quill);

            	var _block = __webpack_require__(4);

            	var _block2 = _interopRequireDefault(_block);

            	var _break = __webpack_require__(16);

            	var _break2 = _interopRequireDefault(_break);

            	var _container = __webpack_require__(25);

            	var _container2 = _interopRequireDefault(_container);

            	var _cursor = __webpack_require__(24);

            	var _cursor2 = _interopRequireDefault(_cursor);

            	var _embed = __webpack_require__(35);

            	var _embed2 = _interopRequireDefault(_embed);

            	var _inline = __webpack_require__(6);

            	var _inline2 = _interopRequireDefault(_inline);

            	var _scroll = __webpack_require__(22);

            	var _scroll2 = _interopRequireDefault(_scroll);

            	var _text = __webpack_require__(7);

            	var _text2 = _interopRequireDefault(_text);

            	var _clipboard = __webpack_require__(55);

            	var _clipboard2 = _interopRequireDefault(_clipboard);

            	var _history = __webpack_require__(42);

            	var _history2 = _interopRequireDefault(_history);

            	var _keyboard = __webpack_require__(23);

            	var _keyboard2 = _interopRequireDefault(_keyboard);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	_quill2.default.register({
            	  'blots/block': _block2.default,
            	  'blots/block/embed': _block.BlockEmbed,
            	  'blots/break': _break2.default,
            	  'blots/container': _container2.default,
            	  'blots/cursor': _cursor2.default,
            	  'blots/embed': _embed2.default,
            	  'blots/inline': _inline2.default,
            	  'blots/scroll': _scroll2.default,
            	  'blots/text': _text2.default,

            	  'modules/clipboard': _clipboard2.default,
            	  'modules/history': _history2.default,
            	  'modules/keyboard': _keyboard2.default
            	});

            	_parchment2.default.register(_block2.default, _break2.default, _cursor2.default, _inline2.default, _scroll2.default, _text2.default);

            	exports.default = _quill2.default;

            	/***/ }),
            	/* 30 */
            	/***/ (function(module, exports, __webpack_require__) {

            	Object.defineProperty(exports, "__esModule", { value: true });
            	var Registry = __webpack_require__(1);
            	var ShadowBlot = /** @class */ (function () {
            	    function ShadowBlot(domNode) {
            	        this.domNode = domNode;
            	        // @ts-ignore
            	        this.domNode[Registry.DATA_KEY] = { blot: this };
            	    }
            	    Object.defineProperty(ShadowBlot.prototype, "statics", {
            	        // Hack for accessing inherited static methods
            	        get: function () {
            	            return this.constructor;
            	        },
            	        enumerable: true,
            	        configurable: true
            	    });
            	    ShadowBlot.create = function (value) {
            	        if (this.tagName == null) {
            	            throw new Registry.ParchmentError('Blot definition missing tagName');
            	        }
            	        var node;
            	        if (Array.isArray(this.tagName)) {
            	            if (typeof value === 'string') {
            	                value = value.toUpperCase();
            	                if (parseInt(value).toString() === value) {
            	                    value = parseInt(value);
            	                }
            	            }
            	            if (typeof value === 'number') {
            	                node = document.createElement(this.tagName[value - 1]);
            	            }
            	            else if (this.tagName.indexOf(value) > -1) {
            	                node = document.createElement(value);
            	            }
            	            else {
            	                node = document.createElement(this.tagName[0]);
            	            }
            	        }
            	        else {
            	            node = document.createElement(this.tagName);
            	        }
            	        if (this.className) {
            	            node.classList.add(this.className);
            	        }
            	        return node;
            	    };
            	    ShadowBlot.prototype.attach = function () {
            	        if (this.parent != null) {
            	            this.scroll = this.parent.scroll;
            	        }
            	    };
            	    ShadowBlot.prototype.clone = function () {
            	        var domNode = this.domNode.cloneNode(false);
            	        return Registry.create(domNode);
            	    };
            	    ShadowBlot.prototype.detach = function () {
            	        if (this.parent != null)
            	            this.parent.removeChild(this);
            	        // @ts-ignore
            	        delete this.domNode[Registry.DATA_KEY];
            	    };
            	    ShadowBlot.prototype.deleteAt = function (index, length) {
            	        var blot = this.isolate(index, length);
            	        blot.remove();
            	    };
            	    ShadowBlot.prototype.formatAt = function (index, length, name, value) {
            	        var blot = this.isolate(index, length);
            	        if (Registry.query(name, Registry.Scope.BLOT) != null && value) {
            	            blot.wrap(name, value);
            	        }
            	        else if (Registry.query(name, Registry.Scope.ATTRIBUTE) != null) {
            	            var parent = Registry.create(this.statics.scope);
            	            blot.wrap(parent);
            	            parent.format(name, value);
            	        }
            	    };
            	    ShadowBlot.prototype.insertAt = function (index, value, def) {
            	        var blot = def == null ? Registry.create('text', value) : Registry.create(value, def);
            	        var ref = this.split(index);
            	        this.parent.insertBefore(blot, ref);
            	    };
            	    ShadowBlot.prototype.insertInto = function (parentBlot, refBlot) {
            	        if (refBlot === void 0) { refBlot = null; }
            	        if (this.parent != null) {
            	            this.parent.children.remove(this);
            	        }
            	        var refDomNode = null;
            	        parentBlot.children.insertBefore(this, refBlot);
            	        if (refBlot != null) {
            	            refDomNode = refBlot.domNode;
            	        }
            	        if (this.domNode.parentNode != parentBlot.domNode ||
            	            this.domNode.nextSibling != refDomNode) {
            	            parentBlot.domNode.insertBefore(this.domNode, refDomNode);
            	        }
            	        this.parent = parentBlot;
            	        this.attach();
            	    };
            	    ShadowBlot.prototype.isolate = function (index, length) {
            	        var target = this.split(index);
            	        target.split(length);
            	        return target;
            	    };
            	    ShadowBlot.prototype.length = function () {
            	        return 1;
            	    };
            	    ShadowBlot.prototype.offset = function (root) {
            	        if (root === void 0) { root = this.parent; }
            	        if (this.parent == null || this == root)
            	            return 0;
            	        return this.parent.children.offset(this) + this.parent.offset(root);
            	    };
            	    ShadowBlot.prototype.optimize = function (context) {
            	        // TODO clean up once we use WeakMap
            	        // @ts-ignore
            	        if (this.domNode[Registry.DATA_KEY] != null) {
            	            // @ts-ignore
            	            delete this.domNode[Registry.DATA_KEY].mutations;
            	        }
            	    };
            	    ShadowBlot.prototype.remove = function () {
            	        if (this.domNode.parentNode != null) {
            	            this.domNode.parentNode.removeChild(this.domNode);
            	        }
            	        this.detach();
            	    };
            	    ShadowBlot.prototype.replace = function (target) {
            	        if (target.parent == null)
            	            return;
            	        target.parent.insertBefore(this, target.next);
            	        target.remove();
            	    };
            	    ShadowBlot.prototype.replaceWith = function (name, value) {
            	        var replacement = typeof name === 'string' ? Registry.create(name, value) : name;
            	        replacement.replace(this);
            	        return replacement;
            	    };
            	    ShadowBlot.prototype.split = function (index, force) {
            	        return index === 0 ? this : this.next;
            	    };
            	    ShadowBlot.prototype.update = function (mutations, context) {
            	        // Nothing to do by default
            	    };
            	    ShadowBlot.prototype.wrap = function (name, value) {
            	        var wrapper = typeof name === 'string' ? Registry.create(name, value) : name;
            	        if (this.parent != null) {
            	            this.parent.insertBefore(wrapper, this.next);
            	        }
            	        wrapper.appendChild(this);
            	        return wrapper;
            	    };
            	    ShadowBlot.blotName = 'abstract';
            	    return ShadowBlot;
            	}());
            	exports.default = ShadowBlot;


            	/***/ }),
            	/* 31 */
            	/***/ (function(module, exports, __webpack_require__) {

            	Object.defineProperty(exports, "__esModule", { value: true });
            	var attributor_1 = __webpack_require__(12);
            	var class_1 = __webpack_require__(32);
            	var style_1 = __webpack_require__(33);
            	var Registry = __webpack_require__(1);
            	var AttributorStore = /** @class */ (function () {
            	    function AttributorStore(domNode) {
            	        this.attributes = {};
            	        this.domNode = domNode;
            	        this.build();
            	    }
            	    AttributorStore.prototype.attribute = function (attribute, value) {
            	        // verb
            	        if (value) {
            	            if (attribute.add(this.domNode, value)) {
            	                if (attribute.value(this.domNode) != null) {
            	                    this.attributes[attribute.attrName] = attribute;
            	                }
            	                else {
            	                    delete this.attributes[attribute.attrName];
            	                }
            	            }
            	        }
            	        else {
            	            attribute.remove(this.domNode);
            	            delete this.attributes[attribute.attrName];
            	        }
            	    };
            	    AttributorStore.prototype.build = function () {
            	        var _this = this;
            	        this.attributes = {};
            	        var attributes = attributor_1.default.keys(this.domNode);
            	        var classes = class_1.default.keys(this.domNode);
            	        var styles = style_1.default.keys(this.domNode);
            	        attributes
            	            .concat(classes)
            	            .concat(styles)
            	            .forEach(function (name) {
            	            var attr = Registry.query(name, Registry.Scope.ATTRIBUTE);
            	            if (attr instanceof attributor_1.default) {
            	                _this.attributes[attr.attrName] = attr;
            	            }
            	        });
            	    };
            	    AttributorStore.prototype.copy = function (target) {
            	        var _this = this;
            	        Object.keys(this.attributes).forEach(function (key) {
            	            var value = _this.attributes[key].value(_this.domNode);
            	            target.format(key, value);
            	        });
            	    };
            	    AttributorStore.prototype.move = function (target) {
            	        var _this = this;
            	        this.copy(target);
            	        Object.keys(this.attributes).forEach(function (key) {
            	            _this.attributes[key].remove(_this.domNode);
            	        });
            	        this.attributes = {};
            	    };
            	    AttributorStore.prototype.values = function () {
            	        var _this = this;
            	        return Object.keys(this.attributes).reduce(function (attributes, name) {
            	            attributes[name] = _this.attributes[name].value(_this.domNode);
            	            return attributes;
            	        }, {});
            	    };
            	    return AttributorStore;
            	}());
            	exports.default = AttributorStore;


            	/***/ }),
            	/* 32 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var attributor_1 = __webpack_require__(12);
            	function match(node, prefix) {
            	    var className = node.getAttribute('class') || '';
            	    return className.split(/\s+/).filter(function (name) {
            	        return name.indexOf(prefix + "-") === 0;
            	    });
            	}
            	var ClassAttributor = /** @class */ (function (_super) {
            	    __extends(ClassAttributor, _super);
            	    function ClassAttributor() {
            	        return _super !== null && _super.apply(this, arguments) || this;
            	    }
            	    ClassAttributor.keys = function (node) {
            	        return (node.getAttribute('class') || '').split(/\s+/).map(function (name) {
            	            return name
            	                .split('-')
            	                .slice(0, -1)
            	                .join('-');
            	        });
            	    };
            	    ClassAttributor.prototype.add = function (node, value) {
            	        if (!this.canAdd(node, value))
            	            return false;
            	        this.remove(node);
            	        node.classList.add(this.keyName + "-" + value);
            	        return true;
            	    };
            	    ClassAttributor.prototype.remove = function (node) {
            	        var matches = match(node, this.keyName);
            	        matches.forEach(function (name) {
            	            node.classList.remove(name);
            	        });
            	        if (node.classList.length === 0) {
            	            node.removeAttribute('class');
            	        }
            	    };
            	    ClassAttributor.prototype.value = function (node) {
            	        var result = match(node, this.keyName)[0] || '';
            	        var value = result.slice(this.keyName.length + 1); // +1 for hyphen
            	        return this.canAdd(node, value) ? value : '';
            	    };
            	    return ClassAttributor;
            	}(attributor_1.default));
            	exports.default = ClassAttributor;


            	/***/ }),
            	/* 33 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var attributor_1 = __webpack_require__(12);
            	function camelize(name) {
            	    var parts = name.split('-');
            	    var rest = parts
            	        .slice(1)
            	        .map(function (part) {
            	        return part[0].toUpperCase() + part.slice(1);
            	    })
            	        .join('');
            	    return parts[0] + rest;
            	}
            	var StyleAttributor = /** @class */ (function (_super) {
            	    __extends(StyleAttributor, _super);
            	    function StyleAttributor() {
            	        return _super !== null && _super.apply(this, arguments) || this;
            	    }
            	    StyleAttributor.keys = function (node) {
            	        return (node.getAttribute('style') || '').split(';').map(function (value) {
            	            var arr = value.split(':');
            	            return arr[0].trim();
            	        });
            	    };
            	    StyleAttributor.prototype.add = function (node, value) {
            	        if (!this.canAdd(node, value))
            	            return false;
            	        // @ts-ignore
            	        node.style[camelize(this.keyName)] = value;
            	        return true;
            	    };
            	    StyleAttributor.prototype.remove = function (node) {
            	        // @ts-ignore
            	        node.style[camelize(this.keyName)] = '';
            	        if (!node.getAttribute('style')) {
            	            node.removeAttribute('style');
            	        }
            	    };
            	    StyleAttributor.prototype.value = function (node) {
            	        // @ts-ignore
            	        var value = node.style[camelize(this.keyName)];
            	        return this.canAdd(node, value) ? value : '';
            	    };
            	    return StyleAttributor;
            	}(attributor_1.default));
            	exports.default = StyleAttributor;


            	/***/ }),
            	/* 34 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	var Theme = function () {
            	  function Theme(quill, options) {
            	    _classCallCheck(this, Theme);

            	    this.quill = quill;
            	    this.options = options;
            	    this.modules = {};
            	  }

            	  _createClass(Theme, [{
            	    key: 'init',
            	    value: function init() {
            	      var _this = this;

            	      Object.keys(this.options.modules).forEach(function (name) {
            	        if (_this.modules[name] == null) {
            	          _this.addModule(name);
            	        }
            	      });
            	    }
            	  }, {
            	    key: 'addModule',
            	    value: function addModule(name) {
            	      var moduleClass = this.quill.constructor.import('modules/' + name);
            	      this.modules[name] = new moduleClass(this.quill, this.options.modules[name] || {});
            	      return this.modules[name];
            	    }
            	  }]);

            	  return Theme;
            	}();

            	Theme.DEFAULTS = {
            	  modules: {}
            	};
            	Theme.themes = {
            	  'default': Theme
            	};

            	exports.default = Theme;

            	/***/ }),
            	/* 35 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _text = __webpack_require__(7);

            	var _text2 = _interopRequireDefault(_text);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var GUARD_TEXT = '\uFEFF';

            	var Embed = function (_Parchment$Embed) {
            	  _inherits(Embed, _Parchment$Embed);

            	  function Embed(node) {
            	    _classCallCheck(this, Embed);

            	    var _this = _possibleConstructorReturn(this, (Embed.__proto__ || Object.getPrototypeOf(Embed)).call(this, node));

            	    _this.contentNode = document.createElement('span');
            	    _this.contentNode.setAttribute('contenteditable', false);
            	    [].slice.call(_this.domNode.childNodes).forEach(function (childNode) {
            	      _this.contentNode.appendChild(childNode);
            	    });
            	    _this.leftGuard = document.createTextNode(GUARD_TEXT);
            	    _this.rightGuard = document.createTextNode(GUARD_TEXT);
            	    _this.domNode.appendChild(_this.leftGuard);
            	    _this.domNode.appendChild(_this.contentNode);
            	    _this.domNode.appendChild(_this.rightGuard);
            	    return _this;
            	  }

            	  _createClass(Embed, [{
            	    key: 'index',
            	    value: function index(node, offset) {
            	      if (node === this.leftGuard) return 0;
            	      if (node === this.rightGuard) return 1;
            	      return _get(Embed.prototype.__proto__ || Object.getPrototypeOf(Embed.prototype), 'index', this).call(this, node, offset);
            	    }
            	  }, {
            	    key: 'restore',
            	    value: function restore(node) {
            	      var range = void 0,
            	          textNode = void 0;
            	      var text = node.data.split(GUARD_TEXT).join('');
            	      if (node === this.leftGuard) {
            	        if (this.prev instanceof _text2.default) {
            	          var prevLength = this.prev.length();
            	          this.prev.insertAt(prevLength, text);
            	          range = {
            	            startNode: this.prev.domNode,
            	            startOffset: prevLength + text.length
            	          };
            	        } else {
            	          textNode = document.createTextNode(text);
            	          this.parent.insertBefore(_parchment2.default.create(textNode), this);
            	          range = {
            	            startNode: textNode,
            	            startOffset: text.length
            	          };
            	        }
            	      } else if (node === this.rightGuard) {
            	        if (this.next instanceof _text2.default) {
            	          this.next.insertAt(0, text);
            	          range = {
            	            startNode: this.next.domNode,
            	            startOffset: text.length
            	          };
            	        } else {
            	          textNode = document.createTextNode(text);
            	          this.parent.insertBefore(_parchment2.default.create(textNode), this.next);
            	          range = {
            	            startNode: textNode,
            	            startOffset: text.length
            	          };
            	        }
            	      }
            	      node.data = GUARD_TEXT;
            	      return range;
            	    }
            	  }, {
            	    key: 'update',
            	    value: function update(mutations, context) {
            	      var _this2 = this;

            	      mutations.forEach(function (mutation) {
            	        if (mutation.type === 'characterData' && (mutation.target === _this2.leftGuard || mutation.target === _this2.rightGuard)) {
            	          var range = _this2.restore(mutation.target);
            	          if (range) context.range = range;
            	        }
            	      });
            	    }
            	  }]);

            	  return Embed;
            	}(_parchment2.default.Embed);

            	exports.default = Embed;

            	/***/ }),
            	/* 36 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.AlignStyle = exports.AlignClass = exports.AlignAttribute = undefined;

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	var config = {
            	  scope: _parchment2.default.Scope.BLOCK,
            	  whitelist: ['right', 'center', 'justify']
            	};

            	var AlignAttribute = new _parchment2.default.Attributor.Attribute('align', 'align', config);
            	var AlignClass = new _parchment2.default.Attributor.Class('align', 'ql-align', config);
            	var AlignStyle = new _parchment2.default.Attributor.Style('align', 'text-align', config);

            	exports.AlignAttribute = AlignAttribute;
            	exports.AlignClass = AlignClass;
            	exports.AlignStyle = AlignStyle;

            	/***/ }),
            	/* 37 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.BackgroundStyle = exports.BackgroundClass = undefined;

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _color = __webpack_require__(26);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	var BackgroundClass = new _parchment2.default.Attributor.Class('background', 'ql-bg', {
            	  scope: _parchment2.default.Scope.INLINE
            	});
            	var BackgroundStyle = new _color.ColorAttributor('background', 'background-color', {
            	  scope: _parchment2.default.Scope.INLINE
            	});

            	exports.BackgroundClass = BackgroundClass;
            	exports.BackgroundStyle = BackgroundStyle;

            	/***/ }),
            	/* 38 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.DirectionStyle = exports.DirectionClass = exports.DirectionAttribute = undefined;

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	var config = {
            	  scope: _parchment2.default.Scope.BLOCK,
            	  whitelist: ['rtl']
            	};

            	var DirectionAttribute = new _parchment2.default.Attributor.Attribute('direction', 'dir', config);
            	var DirectionClass = new _parchment2.default.Attributor.Class('direction', 'ql-direction', config);
            	var DirectionStyle = new _parchment2.default.Attributor.Style('direction', 'direction', config);

            	exports.DirectionAttribute = DirectionAttribute;
            	exports.DirectionClass = DirectionClass;
            	exports.DirectionStyle = DirectionStyle;

            	/***/ }),
            	/* 39 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.FontClass = exports.FontStyle = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var config = {
            	  scope: _parchment2.default.Scope.INLINE,
            	  whitelist: ['serif', 'monospace']
            	};

            	var FontClass = new _parchment2.default.Attributor.Class('font', 'ql-font', config);

            	var FontStyleAttributor = function (_Parchment$Attributor) {
            	  _inherits(FontStyleAttributor, _Parchment$Attributor);

            	  function FontStyleAttributor() {
            	    _classCallCheck(this, FontStyleAttributor);

            	    return _possibleConstructorReturn(this, (FontStyleAttributor.__proto__ || Object.getPrototypeOf(FontStyleAttributor)).apply(this, arguments));
            	  }

            	  _createClass(FontStyleAttributor, [{
            	    key: 'value',
            	    value: function value(node) {
            	      return _get(FontStyleAttributor.prototype.__proto__ || Object.getPrototypeOf(FontStyleAttributor.prototype), 'value', this).call(this, node).replace(/["']/g, '');
            	    }
            	  }]);

            	  return FontStyleAttributor;
            	}(_parchment2.default.Attributor.Style);

            	var FontStyle = new FontStyleAttributor('font', 'font-family', config);

            	exports.FontStyle = FontStyle;
            	exports.FontClass = FontClass;

            	/***/ }),
            	/* 40 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.SizeStyle = exports.SizeClass = undefined;

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	var SizeClass = new _parchment2.default.Attributor.Class('size', 'ql-size', {
            	  scope: _parchment2.default.Scope.INLINE,
            	  whitelist: ['small', 'large', 'huge']
            	});
            	var SizeStyle = new _parchment2.default.Attributor.Style('size', 'font-size', {
            	  scope: _parchment2.default.Scope.INLINE,
            	  whitelist: ['10px', '18px', '32px']
            	});

            	exports.SizeClass = SizeClass;
            	exports.SizeStyle = SizeStyle;

            	/***/ }),
            	/* 41 */
            	/***/ (function(module, exports, __webpack_require__) {


            	module.exports = {
            	  'align': {
            	    '': __webpack_require__(76),
            	    'center': __webpack_require__(77),
            	    'right': __webpack_require__(78),
            	    'justify': __webpack_require__(79)
            	  },
            	  'background': __webpack_require__(80),
            	  'blockquote': __webpack_require__(81),
            	  'bold': __webpack_require__(82),
            	  'clean': __webpack_require__(83),
            	  'code': __webpack_require__(58),
            	  'code-block': __webpack_require__(58),
            	  'color': __webpack_require__(84),
            	  'direction': {
            	    '': __webpack_require__(85),
            	    'rtl': __webpack_require__(86)
            	  },
            	  'float': {
            	    'center': __webpack_require__(87),
            	    'full': __webpack_require__(88),
            	    'left': __webpack_require__(89),
            	    'right': __webpack_require__(90)
            	  },
            	  'formula': __webpack_require__(91),
            	  'header': {
            	    '1': __webpack_require__(92),
            	    '2': __webpack_require__(93)
            	  },
            	  'italic': __webpack_require__(94),
            	  'image': __webpack_require__(95),
            	  'indent': {
            	    '+1': __webpack_require__(96),
            	    '-1': __webpack_require__(97)
            	  },
            	  'link': __webpack_require__(98),
            	  'list': {
            	    'ordered': __webpack_require__(99),
            	    'bullet': __webpack_require__(100),
            	    'check': __webpack_require__(101)
            	  },
            	  'script': {
            	    'sub': __webpack_require__(102),
            	    'super': __webpack_require__(103)
            	  },
            	  'strike': __webpack_require__(104),
            	  'underline': __webpack_require__(105),
            	  'video': __webpack_require__(106)
            	};

            	/***/ }),
            	/* 42 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.getLastChangeIndex = exports.default = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _quill = __webpack_require__(5);

            	var _quill2 = _interopRequireDefault(_quill);

            	var _module = __webpack_require__(9);

            	var _module2 = _interopRequireDefault(_module);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var History = function (_Module) {
            	  _inherits(History, _Module);

            	  function History(quill, options) {
            	    _classCallCheck(this, History);

            	    var _this = _possibleConstructorReturn(this, (History.__proto__ || Object.getPrototypeOf(History)).call(this, quill, options));

            	    _this.lastRecorded = 0;
            	    _this.ignoreChange = false;
            	    _this.clear();
            	    _this.quill.on(_quill2.default.events.EDITOR_CHANGE, function (eventName, delta, oldDelta, source) {
            	      if (eventName !== _quill2.default.events.TEXT_CHANGE || _this.ignoreChange) return;
            	      if (!_this.options.userOnly || source === _quill2.default.sources.USER) {
            	        _this.record(delta, oldDelta);
            	      } else {
            	        _this.transform(delta);
            	      }
            	    });
            	    _this.quill.keyboard.addBinding({ key: 'Z', shortKey: true }, _this.undo.bind(_this));
            	    _this.quill.keyboard.addBinding({ key: 'Z', shortKey: true, shiftKey: true }, _this.redo.bind(_this));
            	    if (/Win/i.test(navigator.platform)) {
            	      _this.quill.keyboard.addBinding({ key: 'Y', shortKey: true }, _this.redo.bind(_this));
            	    }
            	    return _this;
            	  }

            	  _createClass(History, [{
            	    key: 'change',
            	    value: function change(source, dest) {
            	      if (this.stack[source].length === 0) return;
            	      var delta = this.stack[source].pop();
            	      this.stack[dest].push(delta);
            	      this.lastRecorded = 0;
            	      this.ignoreChange = true;
            	      this.quill.updateContents(delta[source], _quill2.default.sources.USER);
            	      this.ignoreChange = false;
            	      var index = getLastChangeIndex(delta[source]);
            	      this.quill.setSelection(index);
            	    }
            	  }, {
            	    key: 'clear',
            	    value: function clear() {
            	      this.stack = { undo: [], redo: [] };
            	    }
            	  }, {
            	    key: 'cutoff',
            	    value: function cutoff() {
            	      this.lastRecorded = 0;
            	    }
            	  }, {
            	    key: 'record',
            	    value: function record(changeDelta, oldDelta) {
            	      if (changeDelta.ops.length === 0) return;
            	      this.stack.redo = [];
            	      var undoDelta = this.quill.getContents().diff(oldDelta);
            	      var timestamp = Date.now();
            	      if (this.lastRecorded + this.options.delay > timestamp && this.stack.undo.length > 0) {
            	        var delta = this.stack.undo.pop();
            	        undoDelta = undoDelta.compose(delta.undo);
            	        changeDelta = delta.redo.compose(changeDelta);
            	      } else {
            	        this.lastRecorded = timestamp;
            	      }
            	      this.stack.undo.push({
            	        redo: changeDelta,
            	        undo: undoDelta
            	      });
            	      if (this.stack.undo.length > this.options.maxStack) {
            	        this.stack.undo.shift();
            	      }
            	    }
            	  }, {
            	    key: 'redo',
            	    value: function redo() {
            	      this.change('redo', 'undo');
            	    }
            	  }, {
            	    key: 'transform',
            	    value: function transform(delta) {
            	      this.stack.undo.forEach(function (change) {
            	        change.undo = delta.transform(change.undo, true);
            	        change.redo = delta.transform(change.redo, true);
            	      });
            	      this.stack.redo.forEach(function (change) {
            	        change.undo = delta.transform(change.undo, true);
            	        change.redo = delta.transform(change.redo, true);
            	      });
            	    }
            	  }, {
            	    key: 'undo',
            	    value: function undo() {
            	      this.change('undo', 'redo');
            	    }
            	  }]);

            	  return History;
            	}(_module2.default);

            	History.DEFAULTS = {
            	  delay: 1000,
            	  maxStack: 100,
            	  userOnly: false
            	};

            	function endsWithNewlineChange(delta) {
            	  var lastOp = delta.ops[delta.ops.length - 1];
            	  if (lastOp == null) return false;
            	  if (lastOp.insert != null) {
            	    return typeof lastOp.insert === 'string' && lastOp.insert.endsWith('\n');
            	  }
            	  if (lastOp.attributes != null) {
            	    return Object.keys(lastOp.attributes).some(function (attr) {
            	      return _parchment2.default.query(attr, _parchment2.default.Scope.BLOCK) != null;
            	    });
            	  }
            	  return false;
            	}

            	function getLastChangeIndex(delta) {
            	  var deleteLength = delta.reduce(function (length, op) {
            	    length += op.delete || 0;
            	    return length;
            	  }, 0);
            	  var changeIndex = delta.length() - deleteLength;
            	  if (endsWithNewlineChange(delta)) {
            	    changeIndex -= 1;
            	  }
            	  return changeIndex;
            	}

            	exports.default = History;
            	exports.getLastChangeIndex = getLastChangeIndex;

            	/***/ }),
            	/* 43 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.BaseTooltip = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _extend = __webpack_require__(3);

            	var _extend2 = _interopRequireDefault(_extend);

            	var _quillDelta = __webpack_require__(2);

            	var _quillDelta2 = _interopRequireDefault(_quillDelta);

            	var _emitter = __webpack_require__(8);

            	var _emitter2 = _interopRequireDefault(_emitter);

            	var _keyboard = __webpack_require__(23);

            	var _keyboard2 = _interopRequireDefault(_keyboard);

            	var _theme = __webpack_require__(34);

            	var _theme2 = _interopRequireDefault(_theme);

            	var _colorPicker = __webpack_require__(59);

            	var _colorPicker2 = _interopRequireDefault(_colorPicker);

            	var _iconPicker = __webpack_require__(60);

            	var _iconPicker2 = _interopRequireDefault(_iconPicker);

            	var _picker = __webpack_require__(28);

            	var _picker2 = _interopRequireDefault(_picker);

            	var _tooltip = __webpack_require__(61);

            	var _tooltip2 = _interopRequireDefault(_tooltip);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var ALIGNS = [false, 'center', 'right', 'justify'];

            	var COLORS = ["#000000", "#e60000", "#ff9900", "#ffff00", "#008a00", "#0066cc", "#9933ff", "#ffffff", "#facccc", "#ffebcc", "#ffffcc", "#cce8cc", "#cce0f5", "#ebd6ff", "#bbbbbb", "#f06666", "#ffc266", "#ffff66", "#66b966", "#66a3e0", "#c285ff", "#888888", "#a10000", "#b26b00", "#b2b200", "#006100", "#0047b2", "#6b24b2", "#444444", "#5c0000", "#663d00", "#666600", "#003700", "#002966", "#3d1466"];

            	var FONTS = [false, 'serif', 'monospace'];

            	var HEADERS = ['1', '2', '3', false];

            	var SIZES = ['small', false, 'large', 'huge'];

            	var BaseTheme = function (_Theme) {
            	  _inherits(BaseTheme, _Theme);

            	  function BaseTheme(quill, options) {
            	    _classCallCheck(this, BaseTheme);

            	    var _this = _possibleConstructorReturn(this, (BaseTheme.__proto__ || Object.getPrototypeOf(BaseTheme)).call(this, quill, options));

            	    var listener = function listener(e) {
            	      if (!document.body.contains(quill.root)) {
            	        return document.body.removeEventListener('click', listener);
            	      }
            	      if (_this.tooltip != null && !_this.tooltip.root.contains(e.target) && document.activeElement !== _this.tooltip.textbox && !_this.quill.hasFocus()) {
            	        _this.tooltip.hide();
            	      }
            	      if (_this.pickers != null) {
            	        _this.pickers.forEach(function (picker) {
            	          if (!picker.container.contains(e.target)) {
            	            picker.close();
            	          }
            	        });
            	      }
            	    };
            	    quill.emitter.listenDOM('click', document.body, listener);
            	    return _this;
            	  }

            	  _createClass(BaseTheme, [{
            	    key: 'addModule',
            	    value: function addModule(name) {
            	      var module = _get(BaseTheme.prototype.__proto__ || Object.getPrototypeOf(BaseTheme.prototype), 'addModule', this).call(this, name);
            	      if (name === 'toolbar') {
            	        this.extendToolbar(module);
            	      }
            	      return module;
            	    }
            	  }, {
            	    key: 'buildButtons',
            	    value: function buildButtons(buttons, icons) {
            	      buttons.forEach(function (button) {
            	        var className = button.getAttribute('class') || '';
            	        className.split(/\s+/).forEach(function (name) {
            	          if (!name.startsWith('ql-')) return;
            	          name = name.slice('ql-'.length);
            	          if (icons[name] == null) return;
            	          if (name === 'direction') {
            	            button.innerHTML = icons[name][''] + icons[name]['rtl'];
            	          } else if (typeof icons[name] === 'string') {
            	            button.innerHTML = icons[name];
            	          } else {
            	            var value = button.value || '';
            	            if (value != null && icons[name][value]) {
            	              button.innerHTML = icons[name][value];
            	            }
            	          }
            	        });
            	      });
            	    }
            	  }, {
            	    key: 'buildPickers',
            	    value: function buildPickers(selects, icons) {
            	      var _this2 = this;

            	      this.pickers = selects.map(function (select) {
            	        if (select.classList.contains('ql-align')) {
            	          if (select.querySelector('option') == null) {
            	            fillSelect(select, ALIGNS);
            	          }
            	          return new _iconPicker2.default(select, icons.align);
            	        } else if (select.classList.contains('ql-background') || select.classList.contains('ql-color')) {
            	          var format = select.classList.contains('ql-background') ? 'background' : 'color';
            	          if (select.querySelector('option') == null) {
            	            fillSelect(select, COLORS, format === 'background' ? '#ffffff' : '#000000');
            	          }
            	          return new _colorPicker2.default(select, icons[format]);
            	        } else {
            	          if (select.querySelector('option') == null) {
            	            if (select.classList.contains('ql-font')) {
            	              fillSelect(select, FONTS);
            	            } else if (select.classList.contains('ql-header')) {
            	              fillSelect(select, HEADERS);
            	            } else if (select.classList.contains('ql-size')) {
            	              fillSelect(select, SIZES);
            	            }
            	          }
            	          return new _picker2.default(select);
            	        }
            	      });
            	      var update = function update() {
            	        _this2.pickers.forEach(function (picker) {
            	          picker.update();
            	        });
            	      };
            	      this.quill.on(_emitter2.default.events.EDITOR_CHANGE, update);
            	    }
            	  }]);

            	  return BaseTheme;
            	}(_theme2.default);

            	BaseTheme.DEFAULTS = (0, _extend2.default)(true, {}, _theme2.default.DEFAULTS, {
            	  modules: {
            	    toolbar: {
            	      handlers: {
            	        formula: function formula() {
            	          this.quill.theme.tooltip.edit('formula');
            	        },
            	        image: function image() {
            	          var _this3 = this;

            	          var fileInput = this.container.querySelector('input.ql-image[type=file]');
            	          if (fileInput == null) {
            	            fileInput = document.createElement('input');
            	            fileInput.setAttribute('type', 'file');
            	            fileInput.setAttribute('accept', 'image/png, image/gif, image/jpeg, image/bmp, image/x-icon');
            	            fileInput.classList.add('ql-image');
            	            fileInput.addEventListener('change', function () {
            	              if (fileInput.files != null && fileInput.files[0] != null) {
            	                var reader = new FileReader();
            	                reader.onload = function (e) {
            	                  var range = _this3.quill.getSelection(true);
            	                  _this3.quill.updateContents(new _quillDelta2.default().retain(range.index).delete(range.length).insert({ image: e.target.result }), _emitter2.default.sources.USER);
            	                  _this3.quill.setSelection(range.index + 1, _emitter2.default.sources.SILENT);
            	                  fileInput.value = "";
            	                };
            	                reader.readAsDataURL(fileInput.files[0]);
            	              }
            	            });
            	            this.container.appendChild(fileInput);
            	          }
            	          fileInput.click();
            	        },
            	        video: function video() {
            	          this.quill.theme.tooltip.edit('video');
            	        }
            	      }
            	    }
            	  }
            	});

            	var BaseTooltip = function (_Tooltip) {
            	  _inherits(BaseTooltip, _Tooltip);

            	  function BaseTooltip(quill, boundsContainer) {
            	    _classCallCheck(this, BaseTooltip);

            	    var _this4 = _possibleConstructorReturn(this, (BaseTooltip.__proto__ || Object.getPrototypeOf(BaseTooltip)).call(this, quill, boundsContainer));

            	    _this4.textbox = _this4.root.querySelector('input[type="text"]');
            	    _this4.listen();
            	    return _this4;
            	  }

            	  _createClass(BaseTooltip, [{
            	    key: 'listen',
            	    value: function listen() {
            	      var _this5 = this;

            	      this.textbox.addEventListener('keydown', function (event) {
            	        if (_keyboard2.default.match(event, 'enter')) {
            	          _this5.save();
            	          event.preventDefault();
            	        } else if (_keyboard2.default.match(event, 'escape')) {
            	          _this5.cancel();
            	          event.preventDefault();
            	        }
            	      });
            	    }
            	  }, {
            	    key: 'cancel',
            	    value: function cancel() {
            	      this.hide();
            	    }
            	  }, {
            	    key: 'edit',
            	    value: function edit() {
            	      var mode = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'link';
            	      var preview = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;

            	      this.root.classList.remove('ql-hidden');
            	      this.root.classList.add('ql-editing');
            	      if (preview != null) {
            	        this.textbox.value = preview;
            	      } else if (mode !== this.root.getAttribute('data-mode')) {
            	        this.textbox.value = '';
            	      }
            	      this.position(this.quill.getBounds(this.quill.selection.savedRange));
            	      this.textbox.select();
            	      this.textbox.setAttribute('placeholder', this.textbox.getAttribute('data-' + mode) || '');
            	      this.root.setAttribute('data-mode', mode);
            	    }
            	  }, {
            	    key: 'restoreFocus',
            	    value: function restoreFocus() {
            	      var scrollTop = this.quill.scrollingContainer.scrollTop;
            	      this.quill.focus();
            	      this.quill.scrollingContainer.scrollTop = scrollTop;
            	    }
            	  }, {
            	    key: 'save',
            	    value: function save() {
            	      var value = this.textbox.value;
            	      switch (this.root.getAttribute('data-mode')) {
            	        case 'link':
            	          {
            	            var scrollTop = this.quill.root.scrollTop;
            	            if (this.linkRange) {
            	              this.quill.formatText(this.linkRange, 'link', value, _emitter2.default.sources.USER);
            	              delete this.linkRange;
            	            } else {
            	              this.restoreFocus();
            	              this.quill.format('link', value, _emitter2.default.sources.USER);
            	            }
            	            this.quill.root.scrollTop = scrollTop;
            	            break;
            	          }
            	        case 'video':
            	          {
            	            value = extractVideoUrl(value);
            	          } // eslint-disable-next-line no-fallthrough
            	        case 'formula':
            	          {
            	            if (!value) break;
            	            var range = this.quill.getSelection(true);
            	            if (range != null) {
            	              var index = range.index + range.length;
            	              this.quill.insertEmbed(index, this.root.getAttribute('data-mode'), value, _emitter2.default.sources.USER);
            	              if (this.root.getAttribute('data-mode') === 'formula') {
            	                this.quill.insertText(index + 1, ' ', _emitter2.default.sources.USER);
            	              }
            	              this.quill.setSelection(index + 2, _emitter2.default.sources.USER);
            	            }
            	            break;
            	          }
            	      }
            	      this.textbox.value = '';
            	      this.hide();
            	    }
            	  }]);

            	  return BaseTooltip;
            	}(_tooltip2.default);

            	function extractVideoUrl(url) {
            	  var match = url.match(/^(?:(https?):\/\/)?(?:(?:www|m)\.)?youtube\.com\/watch.*v=([a-zA-Z0-9_-]+)/) || url.match(/^(?:(https?):\/\/)?(?:(?:www|m)\.)?youtu\.be\/([a-zA-Z0-9_-]+)/);
            	  if (match) {
            	    return (match[1] || 'https') + '://www.youtube.com/embed/' + match[2] + '?showinfo=0';
            	  }
            	  if (match = url.match(/^(?:(https?):\/\/)?(?:www\.)?vimeo\.com\/(\d+)/)) {
            	    // eslint-disable-line no-cond-assign
            	    return (match[1] || 'https') + '://player.vimeo.com/video/' + match[2] + '/';
            	  }
            	  return url;
            	}

            	function fillSelect(select, values) {
            	  var defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

            	  values.forEach(function (value) {
            	    var option = document.createElement('option');
            	    if (value === defaultValue) {
            	      option.setAttribute('selected', 'selected');
            	    } else {
            	      option.setAttribute('value', value);
            	    }
            	    select.appendChild(option);
            	  });
            	}

            	exports.BaseTooltip = BaseTooltip;
            	exports.default = BaseTheme;

            	/***/ }),
            	/* 44 */
            	/***/ (function(module, exports, __webpack_require__) {

            	Object.defineProperty(exports, "__esModule", { value: true });
            	var LinkedList = /** @class */ (function () {
            	    function LinkedList() {
            	        this.head = this.tail = null;
            	        this.length = 0;
            	    }
            	    LinkedList.prototype.append = function () {
            	        var nodes = [];
            	        for (var _i = 0; _i < arguments.length; _i++) {
            	            nodes[_i] = arguments[_i];
            	        }
            	        this.insertBefore(nodes[0], null);
            	        if (nodes.length > 1) {
            	            this.append.apply(this, nodes.slice(1));
            	        }
            	    };
            	    LinkedList.prototype.contains = function (node) {
            	        var cur, next = this.iterator();
            	        while ((cur = next())) {
            	            if (cur === node)
            	                return true;
            	        }
            	        return false;
            	    };
            	    LinkedList.prototype.insertBefore = function (node, refNode) {
            	        if (!node)
            	            return;
            	        node.next = refNode;
            	        if (refNode != null) {
            	            node.prev = refNode.prev;
            	            if (refNode.prev != null) {
            	                refNode.prev.next = node;
            	            }
            	            refNode.prev = node;
            	            if (refNode === this.head) {
            	                this.head = node;
            	            }
            	        }
            	        else if (this.tail != null) {
            	            this.tail.next = node;
            	            node.prev = this.tail;
            	            this.tail = node;
            	        }
            	        else {
            	            node.prev = null;
            	            this.head = this.tail = node;
            	        }
            	        this.length += 1;
            	    };
            	    LinkedList.prototype.offset = function (target) {
            	        var index = 0, cur = this.head;
            	        while (cur != null) {
            	            if (cur === target)
            	                return index;
            	            index += cur.length();
            	            cur = cur.next;
            	        }
            	        return -1;
            	    };
            	    LinkedList.prototype.remove = function (node) {
            	        if (!this.contains(node))
            	            return;
            	        if (node.prev != null)
            	            node.prev.next = node.next;
            	        if (node.next != null)
            	            node.next.prev = node.prev;
            	        if (node === this.head)
            	            this.head = node.next;
            	        if (node === this.tail)
            	            this.tail = node.prev;
            	        this.length -= 1;
            	    };
            	    LinkedList.prototype.iterator = function (curNode) {
            	        if (curNode === void 0) { curNode = this.head; }
            	        // TODO use yield when we can
            	        return function () {
            	            var ret = curNode;
            	            if (curNode != null)
            	                curNode = curNode.next;
            	            return ret;
            	        };
            	    };
            	    LinkedList.prototype.find = function (index, inclusive) {
            	        if (inclusive === void 0) { inclusive = false; }
            	        var cur, next = this.iterator();
            	        while ((cur = next())) {
            	            var length = cur.length();
            	            if (index < length ||
            	                (inclusive && index === length && (cur.next == null || cur.next.length() !== 0))) {
            	                return [cur, index];
            	            }
            	            index -= length;
            	        }
            	        return [null, 0];
            	    };
            	    LinkedList.prototype.forEach = function (callback) {
            	        var cur, next = this.iterator();
            	        while ((cur = next())) {
            	            callback(cur);
            	        }
            	    };
            	    LinkedList.prototype.forEachAt = function (index, length, callback) {
            	        if (length <= 0)
            	            return;
            	        var _a = this.find(index), startNode = _a[0], offset = _a[1];
            	        var cur, curIndex = index - offset, next = this.iterator(startNode);
            	        while ((cur = next()) && curIndex < index + length) {
            	            var curLength = cur.length();
            	            if (index > curIndex) {
            	                callback(cur, index - curIndex, Math.min(length, curIndex + curLength - index));
            	            }
            	            else {
            	                callback(cur, 0, Math.min(curLength, index + length - curIndex));
            	            }
            	            curIndex += curLength;
            	        }
            	    };
            	    LinkedList.prototype.map = function (callback) {
            	        return this.reduce(function (memo, cur) {
            	            memo.push(callback(cur));
            	            return memo;
            	        }, []);
            	    };
            	    LinkedList.prototype.reduce = function (callback, memo) {
            	        var cur, next = this.iterator();
            	        while ((cur = next())) {
            	            memo = callback(memo, cur);
            	        }
            	        return memo;
            	    };
            	    return LinkedList;
            	}());
            	exports.default = LinkedList;


            	/***/ }),
            	/* 45 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var container_1 = __webpack_require__(17);
            	var Registry = __webpack_require__(1);
            	var OBSERVER_CONFIG = {
            	    attributes: true,
            	    characterData: true,
            	    characterDataOldValue: true,
            	    childList: true,
            	    subtree: true,
            	};
            	var MAX_OPTIMIZE_ITERATIONS = 100;
            	var ScrollBlot = /** @class */ (function (_super) {
            	    __extends(ScrollBlot, _super);
            	    function ScrollBlot(node) {
            	        var _this = _super.call(this, node) || this;
            	        _this.scroll = _this;
            	        _this.observer = new MutationObserver(function (mutations) {
            	            _this.update(mutations);
            	        });
            	        _this.observer.observe(_this.domNode, OBSERVER_CONFIG);
            	        _this.attach();
            	        return _this;
            	    }
            	    ScrollBlot.prototype.detach = function () {
            	        _super.prototype.detach.call(this);
            	        this.observer.disconnect();
            	    };
            	    ScrollBlot.prototype.deleteAt = function (index, length) {
            	        this.update();
            	        if (index === 0 && length === this.length()) {
            	            this.children.forEach(function (child) {
            	                child.remove();
            	            });
            	        }
            	        else {
            	            _super.prototype.deleteAt.call(this, index, length);
            	        }
            	    };
            	    ScrollBlot.prototype.formatAt = function (index, length, name, value) {
            	        this.update();
            	        _super.prototype.formatAt.call(this, index, length, name, value);
            	    };
            	    ScrollBlot.prototype.insertAt = function (index, value, def) {
            	        this.update();
            	        _super.prototype.insertAt.call(this, index, value, def);
            	    };
            	    ScrollBlot.prototype.optimize = function (mutations, context) {
            	        var _this = this;
            	        if (mutations === void 0) { mutations = []; }
            	        if (context === void 0) { context = {}; }
            	        _super.prototype.optimize.call(this, context);
            	        // We must modify mutations directly, cannot make copy and then modify
            	        var records = [].slice.call(this.observer.takeRecords());
            	        // Array.push currently seems to be implemented by a non-tail recursive function
            	        // so we cannot just mutations.push.apply(mutations, this.observer.takeRecords());
            	        while (records.length > 0)
            	            mutations.push(records.pop());
            	        // TODO use WeakMap
            	        var mark = function (blot, markParent) {
            	            if (markParent === void 0) { markParent = true; }
            	            if (blot == null || blot === _this)
            	                return;
            	            if (blot.domNode.parentNode == null)
            	                return;
            	            // @ts-ignore
            	            if (blot.domNode[Registry.DATA_KEY].mutations == null) {
            	                // @ts-ignore
            	                blot.domNode[Registry.DATA_KEY].mutations = [];
            	            }
            	            if (markParent)
            	                mark(blot.parent);
            	        };
            	        var optimize = function (blot) {
            	            // Post-order traversal
            	            if (
            	            // @ts-ignore
            	            blot.domNode[Registry.DATA_KEY] == null ||
            	                // @ts-ignore
            	                blot.domNode[Registry.DATA_KEY].mutations == null) {
            	                return;
            	            }
            	            if (blot instanceof container_1.default) {
            	                blot.children.forEach(optimize);
            	            }
            	            blot.optimize(context);
            	        };
            	        var remaining = mutations;
            	        for (var i = 0; remaining.length > 0; i += 1) {
            	            if (i >= MAX_OPTIMIZE_ITERATIONS) {
            	                throw new Error('[Parchment] Maximum optimize iterations reached');
            	            }
            	            remaining.forEach(function (mutation) {
            	                var blot = Registry.find(mutation.target, true);
            	                if (blot == null)
            	                    return;
            	                if (blot.domNode === mutation.target) {
            	                    if (mutation.type === 'childList') {
            	                        mark(Registry.find(mutation.previousSibling, false));
            	                        [].forEach.call(mutation.addedNodes, function (node) {
            	                            var child = Registry.find(node, false);
            	                            mark(child, false);
            	                            if (child instanceof container_1.default) {
            	                                child.children.forEach(function (grandChild) {
            	                                    mark(grandChild, false);
            	                                });
            	                            }
            	                        });
            	                    }
            	                    else if (mutation.type === 'attributes') {
            	                        mark(blot.prev);
            	                    }
            	                }
            	                mark(blot);
            	            });
            	            this.children.forEach(optimize);
            	            remaining = [].slice.call(this.observer.takeRecords());
            	            records = remaining.slice();
            	            while (records.length > 0)
            	                mutations.push(records.pop());
            	        }
            	    };
            	    ScrollBlot.prototype.update = function (mutations, context) {
            	        var _this = this;
            	        if (context === void 0) { context = {}; }
            	        mutations = mutations || this.observer.takeRecords();
            	        // TODO use WeakMap
            	        mutations
            	            .map(function (mutation) {
            	            var blot = Registry.find(mutation.target, true);
            	            if (blot == null)
            	                return null;
            	            // @ts-ignore
            	            if (blot.domNode[Registry.DATA_KEY].mutations == null) {
            	                // @ts-ignore
            	                blot.domNode[Registry.DATA_KEY].mutations = [mutation];
            	                return blot;
            	            }
            	            else {
            	                // @ts-ignore
            	                blot.domNode[Registry.DATA_KEY].mutations.push(mutation);
            	                return null;
            	            }
            	        })
            	            .forEach(function (blot) {
            	            if (blot == null ||
            	                blot === _this ||
            	                //@ts-ignore
            	                blot.domNode[Registry.DATA_KEY] == null)
            	                return;
            	            // @ts-ignore
            	            blot.update(blot.domNode[Registry.DATA_KEY].mutations || [], context);
            	        });
            	        // @ts-ignore
            	        if (this.domNode[Registry.DATA_KEY].mutations != null) {
            	            // @ts-ignore
            	            _super.prototype.update.call(this, this.domNode[Registry.DATA_KEY].mutations, context);
            	        }
            	        this.optimize(mutations, context);
            	    };
            	    ScrollBlot.blotName = 'scroll';
            	    ScrollBlot.defaultChild = 'block';
            	    ScrollBlot.scope = Registry.Scope.BLOCK_BLOT;
            	    ScrollBlot.tagName = 'DIV';
            	    return ScrollBlot;
            	}(container_1.default));
            	exports.default = ScrollBlot;


            	/***/ }),
            	/* 46 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var format_1 = __webpack_require__(18);
            	var Registry = __webpack_require__(1);
            	// Shallow object comparison
            	function isEqual(obj1, obj2) {
            	    if (Object.keys(obj1).length !== Object.keys(obj2).length)
            	        return false;
            	    // @ts-ignore
            	    for (var prop in obj1) {
            	        // @ts-ignore
            	        if (obj1[prop] !== obj2[prop])
            	            return false;
            	    }
            	    return true;
            	}
            	var InlineBlot = /** @class */ (function (_super) {
            	    __extends(InlineBlot, _super);
            	    function InlineBlot() {
            	        return _super !== null && _super.apply(this, arguments) || this;
            	    }
            	    InlineBlot.formats = function (domNode) {
            	        if (domNode.tagName === InlineBlot.tagName)
            	            return undefined;
            	        return _super.formats.call(this, domNode);
            	    };
            	    InlineBlot.prototype.format = function (name, value) {
            	        var _this = this;
            	        if (name === this.statics.blotName && !value) {
            	            this.children.forEach(function (child) {
            	                if (!(child instanceof format_1.default)) {
            	                    child = child.wrap(InlineBlot.blotName, true);
            	                }
            	                _this.attributes.copy(child);
            	            });
            	            this.unwrap();
            	        }
            	        else {
            	            _super.prototype.format.call(this, name, value);
            	        }
            	    };
            	    InlineBlot.prototype.formatAt = function (index, length, name, value) {
            	        if (this.formats()[name] != null || Registry.query(name, Registry.Scope.ATTRIBUTE)) {
            	            var blot = this.isolate(index, length);
            	            blot.format(name, value);
            	        }
            	        else {
            	            _super.prototype.formatAt.call(this, index, length, name, value);
            	        }
            	    };
            	    InlineBlot.prototype.optimize = function (context) {
            	        _super.prototype.optimize.call(this, context);
            	        var formats = this.formats();
            	        if (Object.keys(formats).length === 0) {
            	            return this.unwrap(); // unformatted span
            	        }
            	        var next = this.next;
            	        if (next instanceof InlineBlot && next.prev === this && isEqual(formats, next.formats())) {
            	            next.moveChildren(this);
            	            next.remove();
            	        }
            	    };
            	    InlineBlot.blotName = 'inline';
            	    InlineBlot.scope = Registry.Scope.INLINE_BLOT;
            	    InlineBlot.tagName = 'SPAN';
            	    return InlineBlot;
            	}(format_1.default));
            	exports.default = InlineBlot;


            	/***/ }),
            	/* 47 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var format_1 = __webpack_require__(18);
            	var Registry = __webpack_require__(1);
            	var BlockBlot = /** @class */ (function (_super) {
            	    __extends(BlockBlot, _super);
            	    function BlockBlot() {
            	        return _super !== null && _super.apply(this, arguments) || this;
            	    }
            	    BlockBlot.formats = function (domNode) {
            	        var tagName = Registry.query(BlockBlot.blotName).tagName;
            	        if (domNode.tagName === tagName)
            	            return undefined;
            	        return _super.formats.call(this, domNode);
            	    };
            	    BlockBlot.prototype.format = function (name, value) {
            	        if (Registry.query(name, Registry.Scope.BLOCK) == null) {
            	            return;
            	        }
            	        else if (name === this.statics.blotName && !value) {
            	            this.replaceWith(BlockBlot.blotName);
            	        }
            	        else {
            	            _super.prototype.format.call(this, name, value);
            	        }
            	    };
            	    BlockBlot.prototype.formatAt = function (index, length, name, value) {
            	        if (Registry.query(name, Registry.Scope.BLOCK) != null) {
            	            this.format(name, value);
            	        }
            	        else {
            	            _super.prototype.formatAt.call(this, index, length, name, value);
            	        }
            	    };
            	    BlockBlot.prototype.insertAt = function (index, value, def) {
            	        if (def == null || Registry.query(value, Registry.Scope.INLINE) != null) {
            	            // Insert text or inline
            	            _super.prototype.insertAt.call(this, index, value, def);
            	        }
            	        else {
            	            var after = this.split(index);
            	            var blot = Registry.create(value, def);
            	            after.parent.insertBefore(blot, after);
            	        }
            	    };
            	    BlockBlot.prototype.update = function (mutations, context) {
            	        if (navigator.userAgent.match(/Trident/)) {
            	            this.build();
            	        }
            	        else {
            	            _super.prototype.update.call(this, mutations, context);
            	        }
            	    };
            	    BlockBlot.blotName = 'block';
            	    BlockBlot.scope = Registry.Scope.BLOCK_BLOT;
            	    BlockBlot.tagName = 'P';
            	    return BlockBlot;
            	}(format_1.default));
            	exports.default = BlockBlot;


            	/***/ }),
            	/* 48 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var leaf_1 = __webpack_require__(19);
            	var EmbedBlot = /** @class */ (function (_super) {
            	    __extends(EmbedBlot, _super);
            	    function EmbedBlot() {
            	        return _super !== null && _super.apply(this, arguments) || this;
            	    }
            	    EmbedBlot.formats = function (domNode) {
            	        return undefined;
            	    };
            	    EmbedBlot.prototype.format = function (name, value) {
            	        // super.formatAt wraps, which is what we want in general,
            	        // but this allows subclasses to overwrite for formats
            	        // that just apply to particular embeds
            	        _super.prototype.formatAt.call(this, 0, this.length(), name, value);
            	    };
            	    EmbedBlot.prototype.formatAt = function (index, length, name, value) {
            	        if (index === 0 && length === this.length()) {
            	            this.format(name, value);
            	        }
            	        else {
            	            _super.prototype.formatAt.call(this, index, length, name, value);
            	        }
            	    };
            	    EmbedBlot.prototype.formats = function () {
            	        return this.statics.formats(this.domNode);
            	    };
            	    return EmbedBlot;
            	}(leaf_1.default));
            	exports.default = EmbedBlot;


            	/***/ }),
            	/* 49 */
            	/***/ (function(module, exports, __webpack_require__) {

            	var __extends = (this && this.__extends) || (function () {
            	    var extendStatics = Object.setPrototypeOf ||
            	        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            	        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
            	    return function (d, b) {
            	        extendStatics(d, b);
            	        function __() { this.constructor = d; }
            	        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
            	    };
            	})();
            	Object.defineProperty(exports, "__esModule", { value: true });
            	var leaf_1 = __webpack_require__(19);
            	var Registry = __webpack_require__(1);
            	var TextBlot = /** @class */ (function (_super) {
            	    __extends(TextBlot, _super);
            	    function TextBlot(node) {
            	        var _this = _super.call(this, node) || this;
            	        _this.text = _this.statics.value(_this.domNode);
            	        return _this;
            	    }
            	    TextBlot.create = function (value) {
            	        return document.createTextNode(value);
            	    };
            	    TextBlot.value = function (domNode) {
            	        var text = domNode.data;
            	        // @ts-ignore
            	        if (text['normalize'])
            	            text = text['normalize']();
            	        return text;
            	    };
            	    TextBlot.prototype.deleteAt = function (index, length) {
            	        this.domNode.data = this.text = this.text.slice(0, index) + this.text.slice(index + length);
            	    };
            	    TextBlot.prototype.index = function (node, offset) {
            	        if (this.domNode === node) {
            	            return offset;
            	        }
            	        return -1;
            	    };
            	    TextBlot.prototype.insertAt = function (index, value, def) {
            	        if (def == null) {
            	            this.text = this.text.slice(0, index) + value + this.text.slice(index);
            	            this.domNode.data = this.text;
            	        }
            	        else {
            	            _super.prototype.insertAt.call(this, index, value, def);
            	        }
            	    };
            	    TextBlot.prototype.length = function () {
            	        return this.text.length;
            	    };
            	    TextBlot.prototype.optimize = function (context) {
            	        _super.prototype.optimize.call(this, context);
            	        this.text = this.statics.value(this.domNode);
            	        if (this.text.length === 0) {
            	            this.remove();
            	        }
            	        else if (this.next instanceof TextBlot && this.next.prev === this) {
            	            this.insertAt(this.length(), this.next.value());
            	            this.next.remove();
            	        }
            	    };
            	    TextBlot.prototype.position = function (index, inclusive) {
            	        return [this.domNode, index];
            	    };
            	    TextBlot.prototype.split = function (index, force) {
            	        if (force === void 0) { force = false; }
            	        if (!force) {
            	            if (index === 0)
            	                return this;
            	            if (index === this.length())
            	                return this.next;
            	        }
            	        var after = Registry.create(this.domNode.splitText(index));
            	        this.parent.insertBefore(after, this.next);
            	        this.text = this.statics.value(this.domNode);
            	        return after;
            	    };
            	    TextBlot.prototype.update = function (mutations, context) {
            	        var _this = this;
            	        if (mutations.some(function (mutation) {
            	            return mutation.type === 'characterData' && mutation.target === _this.domNode;
            	        })) {
            	            this.text = this.statics.value(this.domNode);
            	        }
            	    };
            	    TextBlot.prototype.value = function () {
            	        return this.text;
            	    };
            	    TextBlot.blotName = 'text';
            	    TextBlot.scope = Registry.Scope.INLINE_BLOT;
            	    return TextBlot;
            	}(leaf_1.default));
            	exports.default = TextBlot;


            	/***/ }),
            	/* 50 */
            	/***/ (function(module, exports, __webpack_require__) {


            	var elem = document.createElement('div');
            	elem.classList.toggle('test-class', false);
            	if (elem.classList.contains('test-class')) {
            	  var _toggle = DOMTokenList.prototype.toggle;
            	  DOMTokenList.prototype.toggle = function (token, force) {
            	    if (arguments.length > 1 && !this.contains(token) === !force) {
            	      return force;
            	    } else {
            	      return _toggle.call(this, token);
            	    }
            	  };
            	}

            	if (!String.prototype.startsWith) {
            	  String.prototype.startsWith = function (searchString, position) {
            	    position = position || 0;
            	    return this.substr(position, searchString.length) === searchString;
            	  };
            	}

            	if (!String.prototype.endsWith) {
            	  String.prototype.endsWith = function (searchString, position) {
            	    var subjectString = this.toString();
            	    if (typeof position !== 'number' || !isFinite(position) || Math.floor(position) !== position || position > subjectString.length) {
            	      position = subjectString.length;
            	    }
            	    position -= searchString.length;
            	    var lastIndex = subjectString.indexOf(searchString, position);
            	    return lastIndex !== -1 && lastIndex === position;
            	  };
            	}

            	if (!Array.prototype.find) {
            	  Object.defineProperty(Array.prototype, "find", {
            	    value: function value(predicate) {
            	      if (this === null) {
            	        throw new TypeError('Array.prototype.find called on null or undefined');
            	      }
            	      if (typeof predicate !== 'function') {
            	        throw new TypeError('predicate must be a function');
            	      }
            	      var list = Object(this);
            	      var length = list.length >>> 0;
            	      var thisArg = arguments[1];
            	      var value;

            	      for (var i = 0; i < length; i++) {
            	        value = list[i];
            	        if (predicate.call(thisArg, value, i, list)) {
            	          return value;
            	        }
            	      }
            	      return undefined;
            	    }
            	  });
            	}

            	document.addEventListener("DOMContentLoaded", function () {
            	  // Disable resizing in Firefox
            	  document.execCommand("enableObjectResizing", false, false);
            	  // Disable automatic linkifying in IE11
            	  document.execCommand("autoUrlDetect", false, false);
            	});

            	/***/ }),
            	/* 51 */
            	/***/ (function(module, exports) {

            	/**
            	 * This library modifies the diff-patch-match library by Neil Fraser
            	 * by removing the patch and match functionality and certain advanced
            	 * options in the diff function. The original license is as follows:
            	 *
            	 * ===
            	 *
            	 * Diff Match and Patch
            	 *
            	 * Copyright 2006 Google Inc.
            	 * http://code.google.com/p/google-diff-match-patch/
            	 *
            	 * Licensed under the Apache License, Version 2.0 (the "License");
            	 * you may not use this file except in compliance with the License.
            	 * You may obtain a copy of the License at
            	 *
            	 *   http://www.apache.org/licenses/LICENSE-2.0
            	 *
            	 * Unless required by applicable law or agreed to in writing, software
            	 * distributed under the License is distributed on an "AS IS" BASIS,
            	 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
            	 * See the License for the specific language governing permissions and
            	 * limitations under the License.
            	 */


            	/**
            	 * The data structure representing a diff is an array of tuples:
            	 * [[DIFF_DELETE, 'Hello'], [DIFF_INSERT, 'Goodbye'], [DIFF_EQUAL, ' world.']]
            	 * which means: delete 'Hello', add 'Goodbye' and keep ' world.'
            	 */
            	var DIFF_DELETE = -1;
            	var DIFF_INSERT = 1;
            	var DIFF_EQUAL = 0;


            	/**
            	 * Find the differences between two texts.  Simplifies the problem by stripping
            	 * any common prefix or suffix off the texts before diffing.
            	 * @param {string} text1 Old string to be diffed.
            	 * @param {string} text2 New string to be diffed.
            	 * @param {Int} cursor_pos Expected edit position in text1 (optional)
            	 * @return {Array} Array of diff tuples.
            	 */
            	function diff_main(text1, text2, cursor_pos) {
            	  // Check for equality (speedup).
            	  if (text1 == text2) {
            	    if (text1) {
            	      return [[DIFF_EQUAL, text1]];
            	    }
            	    return [];
            	  }

            	  // Check cursor_pos within bounds
            	  if (cursor_pos < 0 || text1.length < cursor_pos) {
            	    cursor_pos = null;
            	  }

            	  // Trim off common prefix (speedup).
            	  var commonlength = diff_commonPrefix(text1, text2);
            	  var commonprefix = text1.substring(0, commonlength);
            	  text1 = text1.substring(commonlength);
            	  text2 = text2.substring(commonlength);

            	  // Trim off common suffix (speedup).
            	  commonlength = diff_commonSuffix(text1, text2);
            	  var commonsuffix = text1.substring(text1.length - commonlength);
            	  text1 = text1.substring(0, text1.length - commonlength);
            	  text2 = text2.substring(0, text2.length - commonlength);

            	  // Compute the diff on the middle block.
            	  var diffs = diff_compute_(text1, text2);

            	  // Restore the prefix and suffix.
            	  if (commonprefix) {
            	    diffs.unshift([DIFF_EQUAL, commonprefix]);
            	  }
            	  if (commonsuffix) {
            	    diffs.push([DIFF_EQUAL, commonsuffix]);
            	  }
            	  diff_cleanupMerge(diffs);
            	  if (cursor_pos != null) {
            	    diffs = fix_cursor(diffs, cursor_pos);
            	  }
            	  diffs = fix_emoji(diffs);
            	  return diffs;
            	}

            	/**
            	 * Find the differences between two texts.  Assumes that the texts do not
            	 * have any common prefix or suffix.
            	 * @param {string} text1 Old string to be diffed.
            	 * @param {string} text2 New string to be diffed.
            	 * @return {Array} Array of diff tuples.
            	 */
            	function diff_compute_(text1, text2) {
            	  var diffs;

            	  if (!text1) {
            	    // Just add some text (speedup).
            	    return [[DIFF_INSERT, text2]];
            	  }

            	  if (!text2) {
            	    // Just delete some text (speedup).
            	    return [[DIFF_DELETE, text1]];
            	  }

            	  var longtext = text1.length > text2.length ? text1 : text2;
            	  var shorttext = text1.length > text2.length ? text2 : text1;
            	  var i = longtext.indexOf(shorttext);
            	  if (i != -1) {
            	    // Shorter text is inside the longer text (speedup).
            	    diffs = [[DIFF_INSERT, longtext.substring(0, i)],
            	             [DIFF_EQUAL, shorttext],
            	             [DIFF_INSERT, longtext.substring(i + shorttext.length)]];
            	    // Swap insertions for deletions if diff is reversed.
            	    if (text1.length > text2.length) {
            	      diffs[0][0] = diffs[2][0] = DIFF_DELETE;
            	    }
            	    return diffs;
            	  }

            	  if (shorttext.length == 1) {
            	    // Single character string.
            	    // After the previous speedup, the character can't be an equality.
            	    return [[DIFF_DELETE, text1], [DIFF_INSERT, text2]];
            	  }

            	  // Check to see if the problem can be split in two.
            	  var hm = diff_halfMatch_(text1, text2);
            	  if (hm) {
            	    // A half-match was found, sort out the return data.
            	    var text1_a = hm[0];
            	    var text1_b = hm[1];
            	    var text2_a = hm[2];
            	    var text2_b = hm[3];
            	    var mid_common = hm[4];
            	    // Send both pairs off for separate processing.
            	    var diffs_a = diff_main(text1_a, text2_a);
            	    var diffs_b = diff_main(text1_b, text2_b);
            	    // Merge the results.
            	    return diffs_a.concat([[DIFF_EQUAL, mid_common]], diffs_b);
            	  }

            	  return diff_bisect_(text1, text2);
            	}

            	/**
            	 * Find the 'middle snake' of a diff, split the problem in two
            	 * and return the recursively constructed diff.
            	 * See Myers 1986 paper: An O(ND) Difference Algorithm and Its Variations.
            	 * @param {string} text1 Old string to be diffed.
            	 * @param {string} text2 New string to be diffed.
            	 * @return {Array} Array of diff tuples.
            	 * @private
            	 */
            	function diff_bisect_(text1, text2) {
            	  // Cache the text lengths to prevent multiple calls.
            	  var text1_length = text1.length;
            	  var text2_length = text2.length;
            	  var max_d = Math.ceil((text1_length + text2_length) / 2);
            	  var v_offset = max_d;
            	  var v_length = 2 * max_d;
            	  var v1 = new Array(v_length);
            	  var v2 = new Array(v_length);
            	  // Setting all elements to -1 is faster in Chrome & Firefox than mixing
            	  // integers and undefined.
            	  for (var x = 0; x < v_length; x++) {
            	    v1[x] = -1;
            	    v2[x] = -1;
            	  }
            	  v1[v_offset + 1] = 0;
            	  v2[v_offset + 1] = 0;
            	  var delta = text1_length - text2_length;
            	  // If the total number of characters is odd, then the front path will collide
            	  // with the reverse path.
            	  var front = (delta % 2 != 0);
            	  // Offsets for start and end of k loop.
            	  // Prevents mapping of space beyond the grid.
            	  var k1start = 0;
            	  var k1end = 0;
            	  var k2start = 0;
            	  var k2end = 0;
            	  for (var d = 0; d < max_d; d++) {
            	    // Walk the front path one step.
            	    for (var k1 = -d + k1start; k1 <= d - k1end; k1 += 2) {
            	      var k1_offset = v_offset + k1;
            	      var x1;
            	      if (k1 == -d || (k1 != d && v1[k1_offset - 1] < v1[k1_offset + 1])) {
            	        x1 = v1[k1_offset + 1];
            	      } else {
            	        x1 = v1[k1_offset - 1] + 1;
            	      }
            	      var y1 = x1 - k1;
            	      while (x1 < text1_length && y1 < text2_length &&
            	             text1.charAt(x1) == text2.charAt(y1)) {
            	        x1++;
            	        y1++;
            	      }
            	      v1[k1_offset] = x1;
            	      if (x1 > text1_length) {
            	        // Ran off the right of the graph.
            	        k1end += 2;
            	      } else if (y1 > text2_length) {
            	        // Ran off the bottom of the graph.
            	        k1start += 2;
            	      } else if (front) {
            	        var k2_offset = v_offset + delta - k1;
            	        if (k2_offset >= 0 && k2_offset < v_length && v2[k2_offset] != -1) {
            	          // Mirror x2 onto top-left coordinate system.
            	          var x2 = text1_length - v2[k2_offset];
            	          if (x1 >= x2) {
            	            // Overlap detected.
            	            return diff_bisectSplit_(text1, text2, x1, y1);
            	          }
            	        }
            	      }
            	    }

            	    // Walk the reverse path one step.
            	    for (var k2 = -d + k2start; k2 <= d - k2end; k2 += 2) {
            	      var k2_offset = v_offset + k2;
            	      var x2;
            	      if (k2 == -d || (k2 != d && v2[k2_offset - 1] < v2[k2_offset + 1])) {
            	        x2 = v2[k2_offset + 1];
            	      } else {
            	        x2 = v2[k2_offset - 1] + 1;
            	      }
            	      var y2 = x2 - k2;
            	      while (x2 < text1_length && y2 < text2_length &&
            	             text1.charAt(text1_length - x2 - 1) ==
            	             text2.charAt(text2_length - y2 - 1)) {
            	        x2++;
            	        y2++;
            	      }
            	      v2[k2_offset] = x2;
            	      if (x2 > text1_length) {
            	        // Ran off the left of the graph.
            	        k2end += 2;
            	      } else if (y2 > text2_length) {
            	        // Ran off the top of the graph.
            	        k2start += 2;
            	      } else if (!front) {
            	        var k1_offset = v_offset + delta - k2;
            	        if (k1_offset >= 0 && k1_offset < v_length && v1[k1_offset] != -1) {
            	          var x1 = v1[k1_offset];
            	          var y1 = v_offset + x1 - k1_offset;
            	          // Mirror x2 onto top-left coordinate system.
            	          x2 = text1_length - x2;
            	          if (x1 >= x2) {
            	            // Overlap detected.
            	            return diff_bisectSplit_(text1, text2, x1, y1);
            	          }
            	        }
            	      }
            	    }
            	  }
            	  // Diff took too long and hit the deadline or
            	  // number of diffs equals number of characters, no commonality at all.
            	  return [[DIFF_DELETE, text1], [DIFF_INSERT, text2]];
            	}

            	/**
            	 * Given the location of the 'middle snake', split the diff in two parts
            	 * and recurse.
            	 * @param {string} text1 Old string to be diffed.
            	 * @param {string} text2 New string to be diffed.
            	 * @param {number} x Index of split point in text1.
            	 * @param {number} y Index of split point in text2.
            	 * @return {Array} Array of diff tuples.
            	 */
            	function diff_bisectSplit_(text1, text2, x, y) {
            	  var text1a = text1.substring(0, x);
            	  var text2a = text2.substring(0, y);
            	  var text1b = text1.substring(x);
            	  var text2b = text2.substring(y);

            	  // Compute both diffs serially.
            	  var diffs = diff_main(text1a, text2a);
            	  var diffsb = diff_main(text1b, text2b);

            	  return diffs.concat(diffsb);
            	}

            	/**
            	 * Determine the common prefix of two strings.
            	 * @param {string} text1 First string.
            	 * @param {string} text2 Second string.
            	 * @return {number} The number of characters common to the start of each
            	 *     string.
            	 */
            	function diff_commonPrefix(text1, text2) {
            	  // Quick check for common null cases.
            	  if (!text1 || !text2 || text1.charAt(0) != text2.charAt(0)) {
            	    return 0;
            	  }
            	  // Binary search.
            	  // Performance analysis: http://neil.fraser.name/news/2007/10/09/
            	  var pointermin = 0;
            	  var pointermax = Math.min(text1.length, text2.length);
            	  var pointermid = pointermax;
            	  var pointerstart = 0;
            	  while (pointermin < pointermid) {
            	    if (text1.substring(pointerstart, pointermid) ==
            	        text2.substring(pointerstart, pointermid)) {
            	      pointermin = pointermid;
            	      pointerstart = pointermin;
            	    } else {
            	      pointermax = pointermid;
            	    }
            	    pointermid = Math.floor((pointermax - pointermin) / 2 + pointermin);
            	  }
            	  return pointermid;
            	}

            	/**
            	 * Determine the common suffix of two strings.
            	 * @param {string} text1 First string.
            	 * @param {string} text2 Second string.
            	 * @return {number} The number of characters common to the end of each string.
            	 */
            	function diff_commonSuffix(text1, text2) {
            	  // Quick check for common null cases.
            	  if (!text1 || !text2 ||
            	      text1.charAt(text1.length - 1) != text2.charAt(text2.length - 1)) {
            	    return 0;
            	  }
            	  // Binary search.
            	  // Performance analysis: http://neil.fraser.name/news/2007/10/09/
            	  var pointermin = 0;
            	  var pointermax = Math.min(text1.length, text2.length);
            	  var pointermid = pointermax;
            	  var pointerend = 0;
            	  while (pointermin < pointermid) {
            	    if (text1.substring(text1.length - pointermid, text1.length - pointerend) ==
            	        text2.substring(text2.length - pointermid, text2.length - pointerend)) {
            	      pointermin = pointermid;
            	      pointerend = pointermin;
            	    } else {
            	      pointermax = pointermid;
            	    }
            	    pointermid = Math.floor((pointermax - pointermin) / 2 + pointermin);
            	  }
            	  return pointermid;
            	}

            	/**
            	 * Do the two texts share a substring which is at least half the length of the
            	 * longer text?
            	 * This speedup can produce non-minimal diffs.
            	 * @param {string} text1 First string.
            	 * @param {string} text2 Second string.
            	 * @return {Array.<string>} Five element Array, containing the prefix of
            	 *     text1, the suffix of text1, the prefix of text2, the suffix of
            	 *     text2 and the common middle.  Or null if there was no match.
            	 */
            	function diff_halfMatch_(text1, text2) {
            	  var longtext = text1.length > text2.length ? text1 : text2;
            	  var shorttext = text1.length > text2.length ? text2 : text1;
            	  if (longtext.length < 4 || shorttext.length * 2 < longtext.length) {
            	    return null;  // Pointless.
            	  }

            	  /**
            	   * Does a substring of shorttext exist within longtext such that the substring
            	   * is at least half the length of longtext?
            	   * Closure, but does not reference any external variables.
            	   * @param {string} longtext Longer string.
            	   * @param {string} shorttext Shorter string.
            	   * @param {number} i Start index of quarter length substring within longtext.
            	   * @return {Array.<string>} Five element Array, containing the prefix of
            	   *     longtext, the suffix of longtext, the prefix of shorttext, the suffix
            	   *     of shorttext and the common middle.  Or null if there was no match.
            	   * @private
            	   */
            	  function diff_halfMatchI_(longtext, shorttext, i) {
            	    // Start with a 1/4 length substring at position i as a seed.
            	    var seed = longtext.substring(i, i + Math.floor(longtext.length / 4));
            	    var j = -1;
            	    var best_common = '';
            	    var best_longtext_a, best_longtext_b, best_shorttext_a, best_shorttext_b;
            	    while ((j = shorttext.indexOf(seed, j + 1)) != -1) {
            	      var prefixLength = diff_commonPrefix(longtext.substring(i),
            	                                           shorttext.substring(j));
            	      var suffixLength = diff_commonSuffix(longtext.substring(0, i),
            	                                           shorttext.substring(0, j));
            	      if (best_common.length < suffixLength + prefixLength) {
            	        best_common = shorttext.substring(j - suffixLength, j) +
            	            shorttext.substring(j, j + prefixLength);
            	        best_longtext_a = longtext.substring(0, i - suffixLength);
            	        best_longtext_b = longtext.substring(i + prefixLength);
            	        best_shorttext_a = shorttext.substring(0, j - suffixLength);
            	        best_shorttext_b = shorttext.substring(j + prefixLength);
            	      }
            	    }
            	    if (best_common.length * 2 >= longtext.length) {
            	      return [best_longtext_a, best_longtext_b,
            	              best_shorttext_a, best_shorttext_b, best_common];
            	    } else {
            	      return null;
            	    }
            	  }

            	  // First check if the second quarter is the seed for a half-match.
            	  var hm1 = diff_halfMatchI_(longtext, shorttext,
            	                             Math.ceil(longtext.length / 4));
            	  // Check again based on the third quarter.
            	  var hm2 = diff_halfMatchI_(longtext, shorttext,
            	                             Math.ceil(longtext.length / 2));
            	  var hm;
            	  if (!hm1 && !hm2) {
            	    return null;
            	  } else if (!hm2) {
            	    hm = hm1;
            	  } else if (!hm1) {
            	    hm = hm2;
            	  } else {
            	    // Both matched.  Select the longest.
            	    hm = hm1[4].length > hm2[4].length ? hm1 : hm2;
            	  }

            	  // A half-match was found, sort out the return data.
            	  var text1_a, text1_b, text2_a, text2_b;
            	  if (text1.length > text2.length) {
            	    text1_a = hm[0];
            	    text1_b = hm[1];
            	    text2_a = hm[2];
            	    text2_b = hm[3];
            	  } else {
            	    text2_a = hm[0];
            	    text2_b = hm[1];
            	    text1_a = hm[2];
            	    text1_b = hm[3];
            	  }
            	  var mid_common = hm[4];
            	  return [text1_a, text1_b, text2_a, text2_b, mid_common];
            	}

            	/**
            	 * Reorder and merge like edit sections.  Merge equalities.
            	 * Any edit section can move as long as it doesn't cross an equality.
            	 * @param {Array} diffs Array of diff tuples.
            	 */
            	function diff_cleanupMerge(diffs) {
            	  diffs.push([DIFF_EQUAL, '']);  // Add a dummy entry at the end.
            	  var pointer = 0;
            	  var count_delete = 0;
            	  var count_insert = 0;
            	  var text_delete = '';
            	  var text_insert = '';
            	  var commonlength;
            	  while (pointer < diffs.length) {
            	    switch (diffs[pointer][0]) {
            	      case DIFF_INSERT:
            	        count_insert++;
            	        text_insert += diffs[pointer][1];
            	        pointer++;
            	        break;
            	      case DIFF_DELETE:
            	        count_delete++;
            	        text_delete += diffs[pointer][1];
            	        pointer++;
            	        break;
            	      case DIFF_EQUAL:
            	        // Upon reaching an equality, check for prior redundancies.
            	        if (count_delete + count_insert > 1) {
            	          if (count_delete !== 0 && count_insert !== 0) {
            	            // Factor out any common prefixies.
            	            commonlength = diff_commonPrefix(text_insert, text_delete);
            	            if (commonlength !== 0) {
            	              if ((pointer - count_delete - count_insert) > 0 &&
            	                  diffs[pointer - count_delete - count_insert - 1][0] ==
            	                  DIFF_EQUAL) {
            	                diffs[pointer - count_delete - count_insert - 1][1] +=
            	                    text_insert.substring(0, commonlength);
            	              } else {
            	                diffs.splice(0, 0, [DIFF_EQUAL,
            	                                    text_insert.substring(0, commonlength)]);
            	                pointer++;
            	              }
            	              text_insert = text_insert.substring(commonlength);
            	              text_delete = text_delete.substring(commonlength);
            	            }
            	            // Factor out any common suffixies.
            	            commonlength = diff_commonSuffix(text_insert, text_delete);
            	            if (commonlength !== 0) {
            	              diffs[pointer][1] = text_insert.substring(text_insert.length -
            	                  commonlength) + diffs[pointer][1];
            	              text_insert = text_insert.substring(0, text_insert.length -
            	                  commonlength);
            	              text_delete = text_delete.substring(0, text_delete.length -
            	                  commonlength);
            	            }
            	          }
            	          // Delete the offending records and add the merged ones.
            	          if (count_delete === 0) {
            	            diffs.splice(pointer - count_insert,
            	                count_delete + count_insert, [DIFF_INSERT, text_insert]);
            	          } else if (count_insert === 0) {
            	            diffs.splice(pointer - count_delete,
            	                count_delete + count_insert, [DIFF_DELETE, text_delete]);
            	          } else {
            	            diffs.splice(pointer - count_delete - count_insert,
            	                count_delete + count_insert, [DIFF_DELETE, text_delete],
            	                [DIFF_INSERT, text_insert]);
            	          }
            	          pointer = pointer - count_delete - count_insert +
            	                    (count_delete ? 1 : 0) + (count_insert ? 1 : 0) + 1;
            	        } else if (pointer !== 0 && diffs[pointer - 1][0] == DIFF_EQUAL) {
            	          // Merge this equality with the previous one.
            	          diffs[pointer - 1][1] += diffs[pointer][1];
            	          diffs.splice(pointer, 1);
            	        } else {
            	          pointer++;
            	        }
            	        count_insert = 0;
            	        count_delete = 0;
            	        text_delete = '';
            	        text_insert = '';
            	        break;
            	    }
            	  }
            	  if (diffs[diffs.length - 1][1] === '') {
            	    diffs.pop();  // Remove the dummy entry at the end.
            	  }

            	  // Second pass: look for single edits surrounded on both sides by equalities
            	  // which can be shifted sideways to eliminate an equality.
            	  // e.g: A<ins>BA</ins>C -> <ins>AB</ins>AC
            	  var changes = false;
            	  pointer = 1;
            	  // Intentionally ignore the first and last element (don't need checking).
            	  while (pointer < diffs.length - 1) {
            	    if (diffs[pointer - 1][0] == DIFF_EQUAL &&
            	        diffs[pointer + 1][0] == DIFF_EQUAL) {
            	      // This is a single edit surrounded by equalities.
            	      if (diffs[pointer][1].substring(diffs[pointer][1].length -
            	          diffs[pointer - 1][1].length) == diffs[pointer - 1][1]) {
            	        // Shift the edit over the previous equality.
            	        diffs[pointer][1] = diffs[pointer - 1][1] +
            	            diffs[pointer][1].substring(0, diffs[pointer][1].length -
            	                                        diffs[pointer - 1][1].length);
            	        diffs[pointer + 1][1] = diffs[pointer - 1][1] + diffs[pointer + 1][1];
            	        diffs.splice(pointer - 1, 1);
            	        changes = true;
            	      } else if (diffs[pointer][1].substring(0, diffs[pointer + 1][1].length) ==
            	          diffs[pointer + 1][1]) {
            	        // Shift the edit over the next equality.
            	        diffs[pointer - 1][1] += diffs[pointer + 1][1];
            	        diffs[pointer][1] =
            	            diffs[pointer][1].substring(diffs[pointer + 1][1].length) +
            	            diffs[pointer + 1][1];
            	        diffs.splice(pointer + 1, 1);
            	        changes = true;
            	      }
            	    }
            	    pointer++;
            	  }
            	  // If shifts were made, the diff needs reordering and another shift sweep.
            	  if (changes) {
            	    diff_cleanupMerge(diffs);
            	  }
            	}

            	var diff = diff_main;
            	diff.INSERT = DIFF_INSERT;
            	diff.DELETE = DIFF_DELETE;
            	diff.EQUAL = DIFF_EQUAL;

            	module.exports = diff;

            	/*
            	 * Modify a diff such that the cursor position points to the start of a change:
            	 * E.g.
            	 *   cursor_normalize_diff([[DIFF_EQUAL, 'abc']], 1)
            	 *     => [1, [[DIFF_EQUAL, 'a'], [DIFF_EQUAL, 'bc']]]
            	 *   cursor_normalize_diff([[DIFF_INSERT, 'new'], [DIFF_DELETE, 'xyz']], 2)
            	 *     => [2, [[DIFF_INSERT, 'new'], [DIFF_DELETE, 'xy'], [DIFF_DELETE, 'z']]]
            	 *
            	 * @param {Array} diffs Array of diff tuples
            	 * @param {Int} cursor_pos Suggested edit position. Must not be out of bounds!
            	 * @return {Array} A tuple [cursor location in the modified diff, modified diff]
            	 */
            	function cursor_normalize_diff (diffs, cursor_pos) {
            	  if (cursor_pos === 0) {
            	    return [DIFF_EQUAL, diffs];
            	  }
            	  for (var current_pos = 0, i = 0; i < diffs.length; i++) {
            	    var d = diffs[i];
            	    if (d[0] === DIFF_DELETE || d[0] === DIFF_EQUAL) {
            	      var next_pos = current_pos + d[1].length;
            	      if (cursor_pos === next_pos) {
            	        return [i + 1, diffs];
            	      } else if (cursor_pos < next_pos) {
            	        // copy to prevent side effects
            	        diffs = diffs.slice();
            	        // split d into two diff changes
            	        var split_pos = cursor_pos - current_pos;
            	        var d_left = [d[0], d[1].slice(0, split_pos)];
            	        var d_right = [d[0], d[1].slice(split_pos)];
            	        diffs.splice(i, 1, d_left, d_right);
            	        return [i + 1, diffs];
            	      } else {
            	        current_pos = next_pos;
            	      }
            	    }
            	  }
            	  throw new Error('cursor_pos is out of bounds!')
            	}

            	/*
            	 * Modify a diff such that the edit position is "shifted" to the proposed edit location (cursor_position).
            	 *
            	 * Case 1)
            	 *   Check if a naive shift is possible:
            	 *     [0, X], [ 1, Y] -> [ 1, Y], [0, X]    (if X + Y === Y + X)
            	 *     [0, X], [-1, Y] -> [-1, Y], [0, X]    (if X + Y === Y + X) - holds same result
            	 * Case 2)
            	 *   Check if the following shifts are possible:
            	 *     [0, 'pre'], [ 1, 'prefix'] -> [ 1, 'pre'], [0, 'pre'], [ 1, 'fix']
            	 *     [0, 'pre'], [-1, 'prefix'] -> [-1, 'pre'], [0, 'pre'], [-1, 'fix']
            	 *         ^            ^
            	 *         d          d_next
            	 *
            	 * @param {Array} diffs Array of diff tuples
            	 * @param {Int} cursor_pos Suggested edit position. Must not be out of bounds!
            	 * @return {Array} Array of diff tuples
            	 */
            	function fix_cursor (diffs, cursor_pos) {
            	  var norm = cursor_normalize_diff(diffs, cursor_pos);
            	  var ndiffs = norm[1];
            	  var cursor_pointer = norm[0];
            	  var d = ndiffs[cursor_pointer];
            	  var d_next = ndiffs[cursor_pointer + 1];

            	  if (d == null) {
            	    // Text was deleted from end of original string,
            	    // cursor is now out of bounds in new string
            	    return diffs;
            	  } else if (d[0] !== DIFF_EQUAL) {
            	    // A modification happened at the cursor location.
            	    // This is the expected outcome, so we can return the original diff.
            	    return diffs;
            	  } else {
            	    if (d_next != null && d[1] + d_next[1] === d_next[1] + d[1]) {
            	      // Case 1)
            	      // It is possible to perform a naive shift
            	      ndiffs.splice(cursor_pointer, 2, d_next, d);
            	      return merge_tuples(ndiffs, cursor_pointer, 2)
            	    } else if (d_next != null && d_next[1].indexOf(d[1]) === 0) {
            	      // Case 2)
            	      // d[1] is a prefix of d_next[1]
            	      // We can assume that d_next[0] !== 0, since d[0] === 0
            	      // Shift edit locations..
            	      ndiffs.splice(cursor_pointer, 2, [d_next[0], d[1]], [0, d[1]]);
            	      var suffix = d_next[1].slice(d[1].length);
            	      if (suffix.length > 0) {
            	        ndiffs.splice(cursor_pointer + 2, 0, [d_next[0], suffix]);
            	      }
            	      return merge_tuples(ndiffs, cursor_pointer, 3)
            	    } else {
            	      // Not possible to perform any modification
            	      return diffs;
            	    }
            	  }
            	}

            	/*
            	 * Check diff did not split surrogate pairs.
            	 * Ex. [0, '\uD83D'], [-1, '\uDC36'], [1, '\uDC2F'] -> [-1, '\uD83D\uDC36'], [1, '\uD83D\uDC2F']
            	 *     '\uD83D\uDC36' === '🐶', '\uD83D\uDC2F' === '🐯'
            	 *
            	 * @param {Array} diffs Array of diff tuples
            	 * @return {Array} Array of diff tuples
            	 */
            	function fix_emoji (diffs) {
            	  var compact = false;
            	  var starts_with_pair_end = function(str) {
            	    return str.charCodeAt(0) >= 0xDC00 && str.charCodeAt(0) <= 0xDFFF;
            	  };
            	  var ends_with_pair_start = function(str) {
            	    return str.charCodeAt(str.length-1) >= 0xD800 && str.charCodeAt(str.length-1) <= 0xDBFF;
            	  };
            	  for (var i = 2; i < diffs.length; i += 1) {
            	    if (diffs[i-2][0] === DIFF_EQUAL && ends_with_pair_start(diffs[i-2][1]) &&
            	        diffs[i-1][0] === DIFF_DELETE && starts_with_pair_end(diffs[i-1][1]) &&
            	        diffs[i][0] === DIFF_INSERT && starts_with_pair_end(diffs[i][1])) {
            	      compact = true;

            	      diffs[i-1][1] = diffs[i-2][1].slice(-1) + diffs[i-1][1];
            	      diffs[i][1] = diffs[i-2][1].slice(-1) + diffs[i][1];

            	      diffs[i-2][1] = diffs[i-2][1].slice(0, -1);
            	    }
            	  }
            	  if (!compact) {
            	    return diffs;
            	  }
            	  var fixed_diffs = [];
            	  for (var i = 0; i < diffs.length; i += 1) {
            	    if (diffs[i][1].length > 0) {
            	      fixed_diffs.push(diffs[i]);
            	    }
            	  }
            	  return fixed_diffs;
            	}

            	/*
            	 * Try to merge tuples with their neigbors in a given range.
            	 * E.g. [0, 'a'], [0, 'b'] -> [0, 'ab']
            	 *
            	 * @param {Array} diffs Array of diff tuples.
            	 * @param {Int} start Position of the first element to merge (diffs[start] is also merged with diffs[start - 1]).
            	 * @param {Int} length Number of consecutive elements to check.
            	 * @return {Array} Array of merged diff tuples.
            	 */
            	function merge_tuples (diffs, start, length) {
            	  // Check from (start-1) to (start+length).
            	  for (var i = start + length - 1; i >= 0 && i >= start - 1; i--) {
            	    if (i + 1 < diffs.length) {
            	      var left_d = diffs[i];
            	      var right_d = diffs[i+1];
            	      if (left_d[0] === right_d[1]) {
            	        diffs.splice(i, 2, [left_d[0], left_d[1] + right_d[1]]);
            	      }
            	    }
            	  }
            	  return diffs;
            	}


            	/***/ }),
            	/* 52 */
            	/***/ (function(module, exports) {

            	exports = module.exports = typeof Object.keys === 'function'
            	  ? Object.keys : shim;

            	exports.shim = shim;
            	function shim (obj) {
            	  var keys = [];
            	  for (var key in obj) keys.push(key);
            	  return keys;
            	}


            	/***/ }),
            	/* 53 */
            	/***/ (function(module, exports) {

            	var supportsArgumentsClass = (function(){
            	  return Object.prototype.toString.call(arguments)
            	})() == '[object Arguments]';

            	exports = module.exports = supportsArgumentsClass ? supported : unsupported;

            	exports.supported = supported;
            	function supported(object) {
            	  return Object.prototype.toString.call(object) == '[object Arguments]';
            	}
            	exports.unsupported = unsupported;
            	function unsupported(object){
            	  return object &&
            	    typeof object == 'object' &&
            	    typeof object.length == 'number' &&
            	    Object.prototype.hasOwnProperty.call(object, 'callee') &&
            	    !Object.prototype.propertyIsEnumerable.call(object, 'callee') ||
            	    false;
            	}

            	/***/ }),
            	/* 54 */
            	/***/ (function(module, exports) {

            	var has = Object.prototype.hasOwnProperty
            	  , prefix = '~';

            	/**
            	 * Constructor to create a storage for our `EE` objects.
            	 * An `Events` instance is a plain object whose properties are event names.
            	 *
            	 * @constructor
            	 * @api private
            	 */
            	function Events() {}

            	//
            	// We try to not inherit from `Object.prototype`. In some engines creating an
            	// instance in this way is faster than calling `Object.create(null)` directly.
            	// If `Object.create(null)` is not supported we prefix the event names with a
            	// character to make sure that the built-in object properties are not
            	// overridden or used as an attack vector.
            	//
            	if (Object.create) {
            	  Events.prototype = Object.create(null);

            	  //
            	  // This hack is needed because the `__proto__` property is still inherited in
            	  // some old browsers like Android 4, iPhone 5.1, Opera 11 and Safari 5.
            	  //
            	  if (!new Events().__proto__) prefix = false;
            	}

            	/**
            	 * Representation of a single event listener.
            	 *
            	 * @param {Function} fn The listener function.
            	 * @param {Mixed} context The context to invoke the listener with.
            	 * @param {Boolean} [once=false] Specify if the listener is a one-time listener.
            	 * @constructor
            	 * @api private
            	 */
            	function EE(fn, context, once) {
            	  this.fn = fn;
            	  this.context = context;
            	  this.once = once || false;
            	}

            	/**
            	 * Minimal `EventEmitter` interface that is molded against the Node.js
            	 * `EventEmitter` interface.
            	 *
            	 * @constructor
            	 * @api public
            	 */
            	function EventEmitter() {
            	  this._events = new Events();
            	  this._eventsCount = 0;
            	}

            	/**
            	 * Return an array listing the events for which the emitter has registered
            	 * listeners.
            	 *
            	 * @returns {Array}
            	 * @api public
            	 */
            	EventEmitter.prototype.eventNames = function eventNames() {
            	  var names = []
            	    , events
            	    , name;

            	  if (this._eventsCount === 0) return names;

            	  for (name in (events = this._events)) {
            	    if (has.call(events, name)) names.push(prefix ? name.slice(1) : name);
            	  }

            	  if (Object.getOwnPropertySymbols) {
            	    return names.concat(Object.getOwnPropertySymbols(events));
            	  }

            	  return names;
            	};

            	/**
            	 * Return the listeners registered for a given event.
            	 *
            	 * @param {String|Symbol} event The event name.
            	 * @param {Boolean} exists Only check if there are listeners.
            	 * @returns {Array|Boolean}
            	 * @api public
            	 */
            	EventEmitter.prototype.listeners = function listeners(event, exists) {
            	  var evt = prefix ? prefix + event : event
            	    , available = this._events[evt];

            	  if (exists) return !!available;
            	  if (!available) return [];
            	  if (available.fn) return [available.fn];

            	  for (var i = 0, l = available.length, ee = new Array(l); i < l; i++) {
            	    ee[i] = available[i].fn;
            	  }

            	  return ee;
            	};

            	/**
            	 * Calls each of the listeners registered for a given event.
            	 *
            	 * @param {String|Symbol} event The event name.
            	 * @returns {Boolean} `true` if the event had listeners, else `false`.
            	 * @api public
            	 */
            	EventEmitter.prototype.emit = function emit(event, a1, a2, a3, a4, a5) {
            	  var evt = prefix ? prefix + event : event;

            	  if (!this._events[evt]) return false;

            	  var listeners = this._events[evt]
            	    , len = arguments.length
            	    , args
            	    , i;

            	  if (listeners.fn) {
            	    if (listeners.once) this.removeListener(event, listeners.fn, undefined, true);

            	    switch (len) {
            	      case 1: return listeners.fn.call(listeners.context), true;
            	      case 2: return listeners.fn.call(listeners.context, a1), true;
            	      case 3: return listeners.fn.call(listeners.context, a1, a2), true;
            	      case 4: return listeners.fn.call(listeners.context, a1, a2, a3), true;
            	      case 5: return listeners.fn.call(listeners.context, a1, a2, a3, a4), true;
            	      case 6: return listeners.fn.call(listeners.context, a1, a2, a3, a4, a5), true;
            	    }

            	    for (i = 1, args = new Array(len -1); i < len; i++) {
            	      args[i - 1] = arguments[i];
            	    }

            	    listeners.fn.apply(listeners.context, args);
            	  } else {
            	    var length = listeners.length
            	      , j;

            	    for (i = 0; i < length; i++) {
            	      if (listeners[i].once) this.removeListener(event, listeners[i].fn, undefined, true);

            	      switch (len) {
            	        case 1: listeners[i].fn.call(listeners[i].context); break;
            	        case 2: listeners[i].fn.call(listeners[i].context, a1); break;
            	        case 3: listeners[i].fn.call(listeners[i].context, a1, a2); break;
            	        case 4: listeners[i].fn.call(listeners[i].context, a1, a2, a3); break;
            	        default:
            	          if (!args) for (j = 1, args = new Array(len -1); j < len; j++) {
            	            args[j - 1] = arguments[j];
            	          }

            	          listeners[i].fn.apply(listeners[i].context, args);
            	      }
            	    }
            	  }

            	  return true;
            	};

            	/**
            	 * Add a listener for a given event.
            	 *
            	 * @param {String|Symbol} event The event name.
            	 * @param {Function} fn The listener function.
            	 * @param {Mixed} [context=this] The context to invoke the listener with.
            	 * @returns {EventEmitter} `this`.
            	 * @api public
            	 */
            	EventEmitter.prototype.on = function on(event, fn, context) {
            	  var listener = new EE(fn, context || this)
            	    , evt = prefix ? prefix + event : event;

            	  if (!this._events[evt]) this._events[evt] = listener, this._eventsCount++;
            	  else if (!this._events[evt].fn) this._events[evt].push(listener);
            	  else this._events[evt] = [this._events[evt], listener];

            	  return this;
            	};

            	/**
            	 * Add a one-time listener for a given event.
            	 *
            	 * @param {String|Symbol} event The event name.
            	 * @param {Function} fn The listener function.
            	 * @param {Mixed} [context=this] The context to invoke the listener with.
            	 * @returns {EventEmitter} `this`.
            	 * @api public
            	 */
            	EventEmitter.prototype.once = function once(event, fn, context) {
            	  var listener = new EE(fn, context || this, true)
            	    , evt = prefix ? prefix + event : event;

            	  if (!this._events[evt]) this._events[evt] = listener, this._eventsCount++;
            	  else if (!this._events[evt].fn) this._events[evt].push(listener);
            	  else this._events[evt] = [this._events[evt], listener];

            	  return this;
            	};

            	/**
            	 * Remove the listeners of a given event.
            	 *
            	 * @param {String|Symbol} event The event name.
            	 * @param {Function} fn Only remove the listeners that match this function.
            	 * @param {Mixed} context Only remove the listeners that have this context.
            	 * @param {Boolean} once Only remove one-time listeners.
            	 * @returns {EventEmitter} `this`.
            	 * @api public
            	 */
            	EventEmitter.prototype.removeListener = function removeListener(event, fn, context, once) {
            	  var evt = prefix ? prefix + event : event;

            	  if (!this._events[evt]) return this;
            	  if (!fn) {
            	    if (--this._eventsCount === 0) this._events = new Events();
            	    else delete this._events[evt];
            	    return this;
            	  }

            	  var listeners = this._events[evt];

            	  if (listeners.fn) {
            	    if (
            	         listeners.fn === fn
            	      && (!once || listeners.once)
            	      && (!context || listeners.context === context)
            	    ) {
            	      if (--this._eventsCount === 0) this._events = new Events();
            	      else delete this._events[evt];
            	    }
            	  } else {
            	    for (var i = 0, events = [], length = listeners.length; i < length; i++) {
            	      if (
            	           listeners[i].fn !== fn
            	        || (once && !listeners[i].once)
            	        || (context && listeners[i].context !== context)
            	      ) {
            	        events.push(listeners[i]);
            	      }
            	    }

            	    //
            	    // Reset the array, or remove it completely if we have no more listeners.
            	    //
            	    if (events.length) this._events[evt] = events.length === 1 ? events[0] : events;
            	    else if (--this._eventsCount === 0) this._events = new Events();
            	    else delete this._events[evt];
            	  }

            	  return this;
            	};

            	/**
            	 * Remove all listeners, or those of the specified event.
            	 *
            	 * @param {String|Symbol} [event] The event name.
            	 * @returns {EventEmitter} `this`.
            	 * @api public
            	 */
            	EventEmitter.prototype.removeAllListeners = function removeAllListeners(event) {
            	  var evt;

            	  if (event) {
            	    evt = prefix ? prefix + event : event;
            	    if (this._events[evt]) {
            	      if (--this._eventsCount === 0) this._events = new Events();
            	      else delete this._events[evt];
            	    }
            	  } else {
            	    this._events = new Events();
            	    this._eventsCount = 0;
            	  }

            	  return this;
            	};

            	//
            	// Alias methods names because people roll like that.
            	//
            	EventEmitter.prototype.off = EventEmitter.prototype.removeListener;
            	EventEmitter.prototype.addListener = EventEmitter.prototype.on;

            	//
            	// This function doesn't apply anymore.
            	//
            	EventEmitter.prototype.setMaxListeners = function setMaxListeners() {
            	  return this;
            	};

            	//
            	// Expose the prefix.
            	//
            	EventEmitter.prefixed = prefix;

            	//
            	// Allow `EventEmitter` to be imported as module namespace.
            	//
            	EventEmitter.EventEmitter = EventEmitter;

            	//
            	// Expose the module.
            	//
            	if ('undefined' !== typeof module) {
            	  module.exports = EventEmitter;
            	}


            	/***/ }),
            	/* 55 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.matchText = exports.matchSpacing = exports.matchNewline = exports.matchBlot = exports.matchAttributor = exports.default = undefined;

            	var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _extend2 = __webpack_require__(3);

            	var _extend3 = _interopRequireDefault(_extend2);

            	var _quillDelta = __webpack_require__(2);

            	var _quillDelta2 = _interopRequireDefault(_quillDelta);

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _quill = __webpack_require__(5);

            	var _quill2 = _interopRequireDefault(_quill);

            	var _logger = __webpack_require__(10);

            	var _logger2 = _interopRequireDefault(_logger);

            	var _module = __webpack_require__(9);

            	var _module2 = _interopRequireDefault(_module);

            	var _align = __webpack_require__(36);

            	var _background = __webpack_require__(37);

            	var _code = __webpack_require__(13);

            	var _code2 = _interopRequireDefault(_code);

            	var _color = __webpack_require__(26);

            	var _direction = __webpack_require__(38);

            	var _font = __webpack_require__(39);

            	var _size = __webpack_require__(40);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var debug = (0, _logger2.default)('quill:clipboard');

            	var DOM_KEY = '__ql-matcher';

            	var CLIPBOARD_CONFIG = [[Node.TEXT_NODE, matchText], [Node.TEXT_NODE, matchNewline], ['br', matchBreak], [Node.ELEMENT_NODE, matchNewline], [Node.ELEMENT_NODE, matchBlot], [Node.ELEMENT_NODE, matchSpacing], [Node.ELEMENT_NODE, matchAttributor], [Node.ELEMENT_NODE, matchStyles], ['li', matchIndent], ['b', matchAlias.bind(matchAlias, 'bold')], ['i', matchAlias.bind(matchAlias, 'italic')], ['style', matchIgnore]];

            	var ATTRIBUTE_ATTRIBUTORS = [_align.AlignAttribute, _direction.DirectionAttribute].reduce(function (memo, attr) {
            	  memo[attr.keyName] = attr;
            	  return memo;
            	}, {});

            	var STYLE_ATTRIBUTORS = [_align.AlignStyle, _background.BackgroundStyle, _color.ColorStyle, _direction.DirectionStyle, _font.FontStyle, _size.SizeStyle].reduce(function (memo, attr) {
            	  memo[attr.keyName] = attr;
            	  return memo;
            	}, {});

            	var Clipboard = function (_Module) {
            	  _inherits(Clipboard, _Module);

            	  function Clipboard(quill, options) {
            	    _classCallCheck(this, Clipboard);

            	    var _this = _possibleConstructorReturn(this, (Clipboard.__proto__ || Object.getPrototypeOf(Clipboard)).call(this, quill, options));

            	    _this.quill.root.addEventListener('paste', _this.onPaste.bind(_this));
            	    _this.container = _this.quill.addContainer('ql-clipboard');
            	    _this.container.setAttribute('contenteditable', true);
            	    _this.container.setAttribute('tabindex', -1);
            	    _this.matchers = [];
            	    CLIPBOARD_CONFIG.concat(_this.options.matchers).forEach(function (_ref) {
            	      var _ref2 = _slicedToArray(_ref, 2),
            	          selector = _ref2[0],
            	          matcher = _ref2[1];

            	      if (!options.matchVisual && matcher === matchSpacing) return;
            	      _this.addMatcher(selector, matcher);
            	    });
            	    return _this;
            	  }

            	  _createClass(Clipboard, [{
            	    key: 'addMatcher',
            	    value: function addMatcher(selector, matcher) {
            	      this.matchers.push([selector, matcher]);
            	    }
            	  }, {
            	    key: 'convert',
            	    value: function convert(html) {
            	      if (typeof html === 'string') {
            	        this.container.innerHTML = html.replace(/\>\r?\n +\</g, '><'); // Remove spaces between tags
            	        return this.convert();
            	      }
            	      var formats = this.quill.getFormat(this.quill.selection.savedRange.index);
            	      if (formats[_code2.default.blotName]) {
            	        var text = this.container.innerText;
            	        this.container.innerHTML = '';
            	        return new _quillDelta2.default().insert(text, _defineProperty({}, _code2.default.blotName, formats[_code2.default.blotName]));
            	      }

            	      var _prepareMatching = this.prepareMatching(),
            	          _prepareMatching2 = _slicedToArray(_prepareMatching, 2),
            	          elementMatchers = _prepareMatching2[0],
            	          textMatchers = _prepareMatching2[1];

            	      var delta = traverse(this.container, elementMatchers, textMatchers);
            	      // Remove trailing newline
            	      if (deltaEndsWith(delta, '\n') && delta.ops[delta.ops.length - 1].attributes == null) {
            	        delta = delta.compose(new _quillDelta2.default().retain(delta.length() - 1).delete(1));
            	      }
            	      debug.log('convert', this.container.innerHTML, delta);
            	      this.container.innerHTML = '';
            	      return delta;
            	    }
            	  }, {
            	    key: 'dangerouslyPasteHTML',
            	    value: function dangerouslyPasteHTML(index, html) {
            	      var source = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _quill2.default.sources.API;

            	      if (typeof index === 'string') {
            	        this.quill.setContents(this.convert(index), html);
            	        this.quill.setSelection(0, _quill2.default.sources.SILENT);
            	      } else {
            	        var paste = this.convert(html);
            	        this.quill.updateContents(new _quillDelta2.default().retain(index).concat(paste), source);
            	        this.quill.setSelection(index + paste.length(), _quill2.default.sources.SILENT);
            	      }
            	    }
            	  }, {
            	    key: 'onPaste',
            	    value: function onPaste(e) {
            	      var _this2 = this;

            	      if (e.defaultPrevented || !this.quill.isEnabled()) return;
            	      var range = this.quill.getSelection();
            	      var delta = new _quillDelta2.default().retain(range.index);
            	      var scrollTop = this.quill.scrollingContainer.scrollTop;
            	      this.container.focus();
            	      this.quill.selection.update(_quill2.default.sources.SILENT);
            	      setTimeout(function () {
            	        delta = delta.concat(_this2.convert()).delete(range.length);
            	        _this2.quill.updateContents(delta, _quill2.default.sources.USER);
            	        // range.length contributes to delta.length()
            	        _this2.quill.setSelection(delta.length() - range.length, _quill2.default.sources.SILENT);
            	        _this2.quill.scrollingContainer.scrollTop = scrollTop;
            	        _this2.quill.focus();
            	      }, 1);
            	    }
            	  }, {
            	    key: 'prepareMatching',
            	    value: function prepareMatching() {
            	      var _this3 = this;

            	      var elementMatchers = [],
            	          textMatchers = [];
            	      this.matchers.forEach(function (pair) {
            	        var _pair = _slicedToArray(pair, 2),
            	            selector = _pair[0],
            	            matcher = _pair[1];

            	        switch (selector) {
            	          case Node.TEXT_NODE:
            	            textMatchers.push(matcher);
            	            break;
            	          case Node.ELEMENT_NODE:
            	            elementMatchers.push(matcher);
            	            break;
            	          default:
            	            [].forEach.call(_this3.container.querySelectorAll(selector), function (node) {
            	              // TODO use weakmap
            	              node[DOM_KEY] = node[DOM_KEY] || [];
            	              node[DOM_KEY].push(matcher);
            	            });
            	            break;
            	        }
            	      });
            	      return [elementMatchers, textMatchers];
            	    }
            	  }]);

            	  return Clipboard;
            	}(_module2.default);

            	Clipboard.DEFAULTS = {
            	  matchers: [],
            	  matchVisual: true
            	};

            	function applyFormat(delta, format, value) {
            	  if ((typeof format === 'undefined' ? 'undefined' : _typeof(format)) === 'object') {
            	    return Object.keys(format).reduce(function (delta, key) {
            	      return applyFormat(delta, key, format[key]);
            	    }, delta);
            	  } else {
            	    return delta.reduce(function (delta, op) {
            	      if (op.attributes && op.attributes[format]) {
            	        return delta.push(op);
            	      } else {
            	        return delta.insert(op.insert, (0, _extend3.default)({}, _defineProperty({}, format, value), op.attributes));
            	      }
            	    }, new _quillDelta2.default());
            	  }
            	}

            	function computeStyle(node) {
            	  if (node.nodeType !== Node.ELEMENT_NODE) return {};
            	  var DOM_KEY = '__ql-computed-style';
            	  return node[DOM_KEY] || (node[DOM_KEY] = window.getComputedStyle(node));
            	}

            	function deltaEndsWith(delta, text) {
            	  var endText = "";
            	  for (var i = delta.ops.length - 1; i >= 0 && endText.length < text.length; --i) {
            	    var op = delta.ops[i];
            	    if (typeof op.insert !== 'string') break;
            	    endText = op.insert + endText;
            	  }
            	  return endText.slice(-1 * text.length) === text;
            	}

            	function isLine(node) {
            	  if (node.childNodes.length === 0) return false; // Exclude embed blocks
            	  var style = computeStyle(node);
            	  return ['block', 'list-item'].indexOf(style.display) > -1;
            	}

            	function traverse(node, elementMatchers, textMatchers) {
            	  // Post-order
            	  if (node.nodeType === node.TEXT_NODE) {
            	    return textMatchers.reduce(function (delta, matcher) {
            	      return matcher(node, delta);
            	    }, new _quillDelta2.default());
            	  } else if (node.nodeType === node.ELEMENT_NODE) {
            	    return [].reduce.call(node.childNodes || [], function (delta, childNode) {
            	      var childrenDelta = traverse(childNode, elementMatchers, textMatchers);
            	      if (childNode.nodeType === node.ELEMENT_NODE) {
            	        childrenDelta = elementMatchers.reduce(function (childrenDelta, matcher) {
            	          return matcher(childNode, childrenDelta);
            	        }, childrenDelta);
            	        childrenDelta = (childNode[DOM_KEY] || []).reduce(function (childrenDelta, matcher) {
            	          return matcher(childNode, childrenDelta);
            	        }, childrenDelta);
            	      }
            	      return delta.concat(childrenDelta);
            	    }, new _quillDelta2.default());
            	  } else {
            	    return new _quillDelta2.default();
            	  }
            	}

            	function matchAlias(format, node, delta) {
            	  return applyFormat(delta, format, true);
            	}

            	function matchAttributor(node, delta) {
            	  var attributes = _parchment2.default.Attributor.Attribute.keys(node);
            	  var classes = _parchment2.default.Attributor.Class.keys(node);
            	  var styles = _parchment2.default.Attributor.Style.keys(node);
            	  var formats = {};
            	  attributes.concat(classes).concat(styles).forEach(function (name) {
            	    var attr = _parchment2.default.query(name, _parchment2.default.Scope.ATTRIBUTE);
            	    if (attr != null) {
            	      formats[attr.attrName] = attr.value(node);
            	      if (formats[attr.attrName]) return;
            	    }
            	    attr = ATTRIBUTE_ATTRIBUTORS[name];
            	    if (attr != null && (attr.attrName === name || attr.keyName === name)) {
            	      formats[attr.attrName] = attr.value(node) || undefined;
            	    }
            	    attr = STYLE_ATTRIBUTORS[name];
            	    if (attr != null && (attr.attrName === name || attr.keyName === name)) {
            	      attr = STYLE_ATTRIBUTORS[name];
            	      formats[attr.attrName] = attr.value(node) || undefined;
            	    }
            	  });
            	  if (Object.keys(formats).length > 0) {
            	    delta = applyFormat(delta, formats);
            	  }
            	  return delta;
            	}

            	function matchBlot(node, delta) {
            	  var match = _parchment2.default.query(node);
            	  if (match == null) return delta;
            	  if (match.prototype instanceof _parchment2.default.Embed) {
            	    var embed = {};
            	    var value = match.value(node);
            	    if (value != null) {
            	      embed[match.blotName] = value;
            	      delta = new _quillDelta2.default().insert(embed, match.formats(node));
            	    }
            	  } else if (typeof match.formats === 'function') {
            	    delta = applyFormat(delta, match.blotName, match.formats(node));
            	  }
            	  return delta;
            	}

            	function matchBreak(node, delta) {
            	  if (!deltaEndsWith(delta, '\n')) {
            	    delta.insert('\n');
            	  }
            	  return delta;
            	}

            	function matchIgnore() {
            	  return new _quillDelta2.default();
            	}

            	function matchIndent(node, delta) {
            	  var match = _parchment2.default.query(node);
            	  if (match == null || match.blotName !== 'list-item' || !deltaEndsWith(delta, '\n')) {
            	    return delta;
            	  }
            	  var indent = -1,
            	      parent = node.parentNode;
            	  while (!parent.classList.contains('ql-clipboard')) {
            	    if ((_parchment2.default.query(parent) || {}).blotName === 'list') {
            	      indent += 1;
            	    }
            	    parent = parent.parentNode;
            	  }
            	  if (indent <= 0) return delta;
            	  return delta.compose(new _quillDelta2.default().retain(delta.length() - 1).retain(1, { indent: indent }));
            	}

            	function matchNewline(node, delta) {
            	  if (!deltaEndsWith(delta, '\n')) {
            	    if (isLine(node) || delta.length() > 0 && node.nextSibling && isLine(node.nextSibling)) {
            	      delta.insert('\n');
            	    }
            	  }
            	  return delta;
            	}

            	function matchSpacing(node, delta) {
            	  if (isLine(node) && node.nextElementSibling != null && !deltaEndsWith(delta, '\n\n')) {
            	    var nodeHeight = node.offsetHeight + parseFloat(computeStyle(node).marginTop) + parseFloat(computeStyle(node).marginBottom);
            	    if (node.nextElementSibling.offsetTop > node.offsetTop + nodeHeight * 1.5) {
            	      delta.insert('\n');
            	    }
            	  }
            	  return delta;
            	}

            	function matchStyles(node, delta) {
            	  var formats = {};
            	  var style = node.style || {};
            	  if (style.fontStyle && computeStyle(node).fontStyle === 'italic') {
            	    formats.italic = true;
            	  }
            	  if (style.fontWeight && (computeStyle(node).fontWeight.startsWith('bold') || parseInt(computeStyle(node).fontWeight) >= 700)) {
            	    formats.bold = true;
            	  }
            	  if (Object.keys(formats).length > 0) {
            	    delta = applyFormat(delta, formats);
            	  }
            	  if (parseFloat(style.textIndent || 0) > 0) {
            	    // Could be 0.5in
            	    delta = new _quillDelta2.default().insert('\t').concat(delta);
            	  }
            	  return delta;
            	}

            	function matchText(node, delta) {
            	  var text = node.data;
            	  // Word represents empty line with <o:p>&nbsp;</o:p>
            	  if (node.parentNode.tagName === 'O:P') {
            	    return delta.insert(text.trim());
            	  }
            	  if (text.trim().length === 0 && node.parentNode.classList.contains('ql-clipboard')) {
            	    return delta;
            	  }
            	  if (!computeStyle(node.parentNode).whiteSpace.startsWith('pre')) {
            	    // eslint-disable-next-line func-style
            	    var replacer = function replacer(collapse, match) {
            	      match = match.replace(/[^\u00a0]/g, ''); // \u00a0 is nbsp;
            	      return match.length < 1 && collapse ? ' ' : match;
            	    };
            	    text = text.replace(/\r\n/g, ' ').replace(/\n/g, ' ');
            	    text = text.replace(/\s\s+/g, replacer.bind(replacer, true)); // collapse whitespace
            	    if (node.previousSibling == null && isLine(node.parentNode) || node.previousSibling != null && isLine(node.previousSibling)) {
            	      text = text.replace(/^\s+/, replacer.bind(replacer, false));
            	    }
            	    if (node.nextSibling == null && isLine(node.parentNode) || node.nextSibling != null && isLine(node.nextSibling)) {
            	      text = text.replace(/\s+$/, replacer.bind(replacer, false));
            	    }
            	  }
            	  return delta.insert(text);
            	}

            	exports.default = Clipboard;
            	exports.matchAttributor = matchAttributor;
            	exports.matchBlot = matchBlot;
            	exports.matchNewline = matchNewline;
            	exports.matchSpacing = matchSpacing;
            	exports.matchText = matchText;

            	/***/ }),
            	/* 56 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _inline = __webpack_require__(6);

            	var _inline2 = _interopRequireDefault(_inline);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Bold = function (_Inline) {
            	  _inherits(Bold, _Inline);

            	  function Bold() {
            	    _classCallCheck(this, Bold);

            	    return _possibleConstructorReturn(this, (Bold.__proto__ || Object.getPrototypeOf(Bold)).apply(this, arguments));
            	  }

            	  _createClass(Bold, [{
            	    key: 'optimize',
            	    value: function optimize(context) {
            	      _get(Bold.prototype.__proto__ || Object.getPrototypeOf(Bold.prototype), 'optimize', this).call(this, context);
            	      if (this.domNode.tagName !== this.statics.tagName[0]) {
            	        this.replaceWith(this.statics.blotName);
            	      }
            	    }
            	  }], [{
            	    key: 'create',
            	    value: function create() {
            	      return _get(Bold.__proto__ || Object.getPrototypeOf(Bold), 'create', this).call(this);
            	    }
            	  }, {
            	    key: 'formats',
            	    value: function formats() {
            	      return true;
            	    }
            	  }]);

            	  return Bold;
            	}(_inline2.default);

            	Bold.blotName = 'bold';
            	Bold.tagName = ['STRONG', 'B'];

            	exports.default = Bold;

            	/***/ }),
            	/* 57 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.addControls = exports.default = undefined;

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _quillDelta = __webpack_require__(2);

            	var _quillDelta2 = _interopRequireDefault(_quillDelta);

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _quill = __webpack_require__(5);

            	var _quill2 = _interopRequireDefault(_quill);

            	var _logger = __webpack_require__(10);

            	var _logger2 = _interopRequireDefault(_logger);

            	var _module = __webpack_require__(9);

            	var _module2 = _interopRequireDefault(_module);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var debug = (0, _logger2.default)('quill:toolbar');

            	var Toolbar = function (_Module) {
            	  _inherits(Toolbar, _Module);

            	  function Toolbar(quill, options) {
            	    _classCallCheck(this, Toolbar);

            	    var _this = _possibleConstructorReturn(this, (Toolbar.__proto__ || Object.getPrototypeOf(Toolbar)).call(this, quill, options));

            	    if (Array.isArray(_this.options.container)) {
            	      var container = document.createElement('div');
            	      addControls(container, _this.options.container);
            	      quill.container.parentNode.insertBefore(container, quill.container);
            	      _this.container = container;
            	    } else if (typeof _this.options.container === 'string') {
            	      _this.container = document.querySelector(_this.options.container);
            	    } else {
            	      _this.container = _this.options.container;
            	    }
            	    if (!(_this.container instanceof HTMLElement)) {
            	      var _ret;

            	      return _ret = debug.error('Container required for toolbar', _this.options), _possibleConstructorReturn(_this, _ret);
            	    }
            	    _this.container.classList.add('ql-toolbar');
            	    _this.controls = [];
            	    _this.handlers = {};
            	    Object.keys(_this.options.handlers).forEach(function (format) {
            	      _this.addHandler(format, _this.options.handlers[format]);
            	    });
            	    [].forEach.call(_this.container.querySelectorAll('button, select'), function (input) {
            	      _this.attach(input);
            	    });
            	    _this.quill.on(_quill2.default.events.EDITOR_CHANGE, function (type, range) {
            	      if (type === _quill2.default.events.SELECTION_CHANGE) {
            	        _this.update(range);
            	      }
            	    });
            	    _this.quill.on(_quill2.default.events.SCROLL_OPTIMIZE, function () {
            	      var _this$quill$selection = _this.quill.selection.getRange(),
            	          _this$quill$selection2 = _slicedToArray(_this$quill$selection, 1),
            	          range = _this$quill$selection2[0]; // quill.getSelection triggers update


            	      _this.update(range);
            	    });
            	    return _this;
            	  }

            	  _createClass(Toolbar, [{
            	    key: 'addHandler',
            	    value: function addHandler(format, handler) {
            	      this.handlers[format] = handler;
            	    }
            	  }, {
            	    key: 'attach',
            	    value: function attach(input) {
            	      var _this2 = this;

            	      var format = [].find.call(input.classList, function (className) {
            	        return className.indexOf('ql-') === 0;
            	      });
            	      if (!format) return;
            	      format = format.slice('ql-'.length);
            	      if (input.tagName === 'BUTTON') {
            	        input.setAttribute('type', 'button');
            	      }
            	      if (this.handlers[format] == null) {
            	        if (this.quill.scroll.whitelist != null && this.quill.scroll.whitelist[format] == null) {
            	          debug.warn('ignoring attaching to disabled format', format, input);
            	          return;
            	        }
            	        if (_parchment2.default.query(format) == null) {
            	          debug.warn('ignoring attaching to nonexistent format', format, input);
            	          return;
            	        }
            	      }
            	      var eventName = input.tagName === 'SELECT' ? 'change' : 'click';
            	      input.addEventListener(eventName, function (e) {
            	        var value = void 0;
            	        if (input.tagName === 'SELECT') {
            	          if (input.selectedIndex < 0) return;
            	          var selected = input.options[input.selectedIndex];
            	          if (selected.hasAttribute('selected')) {
            	            value = false;
            	          } else {
            	            value = selected.value || false;
            	          }
            	        } else {
            	          if (input.classList.contains('ql-active')) {
            	            value = false;
            	          } else {
            	            value = input.value || !input.hasAttribute('value');
            	          }
            	          e.preventDefault();
            	        }
            	        _this2.quill.focus();

            	        var _quill$selection$getR = _this2.quill.selection.getRange(),
            	            _quill$selection$getR2 = _slicedToArray(_quill$selection$getR, 1),
            	            range = _quill$selection$getR2[0];

            	        if (_this2.handlers[format] != null) {
            	          _this2.handlers[format].call(_this2, value);
            	        } else if (_parchment2.default.query(format).prototype instanceof _parchment2.default.Embed) {
            	          value = prompt('Enter ' + format);
            	          if (!value) return;
            	          _this2.quill.updateContents(new _quillDelta2.default().retain(range.index).delete(range.length).insert(_defineProperty({}, format, value)), _quill2.default.sources.USER);
            	        } else {
            	          _this2.quill.format(format, value, _quill2.default.sources.USER);
            	        }
            	        _this2.update(range);
            	      });
            	      // TODO use weakmap
            	      this.controls.push([format, input]);
            	    }
            	  }, {
            	    key: 'update',
            	    value: function update(range) {
            	      var formats = range == null ? {} : this.quill.getFormat(range);
            	      this.controls.forEach(function (pair) {
            	        var _pair = _slicedToArray(pair, 2),
            	            format = _pair[0],
            	            input = _pair[1];

            	        if (input.tagName === 'SELECT') {
            	          var option = void 0;
            	          if (range == null) {
            	            option = null;
            	          } else if (formats[format] == null) {
            	            option = input.querySelector('option[selected]');
            	          } else if (!Array.isArray(formats[format])) {
            	            var value = formats[format];
            	            if (typeof value === 'string') {
            	              value = value.replace(/\"/g, '\\"');
            	            }
            	            option = input.querySelector('option[value="' + value + '"]');
            	          }
            	          if (option == null) {
            	            input.value = ''; // TODO make configurable?
            	            input.selectedIndex = -1;
            	          } else {
            	            option.selected = true;
            	          }
            	        } else {
            	          if (range == null) {
            	            input.classList.remove('ql-active');
            	          } else if (input.hasAttribute('value')) {
            	            // both being null should match (default values)
            	            // '1' should match with 1 (headers)
            	            var isActive = formats[format] === input.getAttribute('value') || formats[format] != null && formats[format].toString() === input.getAttribute('value') || formats[format] == null && !input.getAttribute('value');
            	            input.classList.toggle('ql-active', isActive);
            	          } else {
            	            input.classList.toggle('ql-active', formats[format] != null);
            	          }
            	        }
            	      });
            	    }
            	  }]);

            	  return Toolbar;
            	}(_module2.default);

            	Toolbar.DEFAULTS = {};

            	function addButton(container, format, value) {
            	  var input = document.createElement('button');
            	  input.setAttribute('type', 'button');
            	  input.classList.add('ql-' + format);
            	  if (value != null) {
            	    input.value = value;
            	  }
            	  container.appendChild(input);
            	}

            	function addControls(container, groups) {
            	  if (!Array.isArray(groups[0])) {
            	    groups = [groups];
            	  }
            	  groups.forEach(function (controls) {
            	    var group = document.createElement('span');
            	    group.classList.add('ql-formats');
            	    controls.forEach(function (control) {
            	      if (typeof control === 'string') {
            	        addButton(group, control);
            	      } else {
            	        var format = Object.keys(control)[0];
            	        var value = control[format];
            	        if (Array.isArray(value)) {
            	          addSelect(group, format, value);
            	        } else {
            	          addButton(group, format, value);
            	        }
            	      }
            	    });
            	    container.appendChild(group);
            	  });
            	}

            	function addSelect(container, format, values) {
            	  var input = document.createElement('select');
            	  input.classList.add('ql-' + format);
            	  values.forEach(function (value) {
            	    var option = document.createElement('option');
            	    if (value !== false) {
            	      option.setAttribute('value', value);
            	    } else {
            	      option.setAttribute('selected', 'selected');
            	    }
            	    input.appendChild(option);
            	  });
            	  container.appendChild(input);
            	}

            	Toolbar.DEFAULTS = {
            	  container: null,
            	  handlers: {
            	    clean: function clean() {
            	      var _this3 = this;

            	      var range = this.quill.getSelection();
            	      if (range == null) return;
            	      if (range.length == 0) {
            	        var formats = this.quill.getFormat();
            	        Object.keys(formats).forEach(function (name) {
            	          // Clean functionality in existing apps only clean inline formats
            	          if (_parchment2.default.query(name, _parchment2.default.Scope.INLINE) != null) {
            	            _this3.quill.format(name, false);
            	          }
            	        });
            	      } else {
            	        this.quill.removeFormat(range, _quill2.default.sources.USER);
            	      }
            	    },
            	    direction: function direction(value) {
            	      var align = this.quill.getFormat()['align'];
            	      if (value === 'rtl' && align == null) {
            	        this.quill.format('align', 'right', _quill2.default.sources.USER);
            	      } else if (!value && align === 'right') {
            	        this.quill.format('align', false, _quill2.default.sources.USER);
            	      }
            	      this.quill.format('direction', value, _quill2.default.sources.USER);
            	    },
            	    indent: function indent(value) {
            	      var range = this.quill.getSelection();
            	      var formats = this.quill.getFormat(range);
            	      var indent = parseInt(formats.indent || 0);
            	      if (value === '+1' || value === '-1') {
            	        var modifier = value === '+1' ? 1 : -1;
            	        if (formats.direction === 'rtl') modifier *= -1;
            	        this.quill.format('indent', indent + modifier, _quill2.default.sources.USER);
            	      }
            	    },
            	    link: function link(value) {
            	      if (value === true) {
            	        value = prompt('Enter link URL:');
            	      }
            	      this.quill.format('link', value, _quill2.default.sources.USER);
            	    },
            	    list: function list(value) {
            	      var range = this.quill.getSelection();
            	      var formats = this.quill.getFormat(range);
            	      if (value === 'check') {
            	        if (formats['list'] === 'checked' || formats['list'] === 'unchecked') {
            	          this.quill.format('list', false, _quill2.default.sources.USER);
            	        } else {
            	          this.quill.format('list', 'unchecked', _quill2.default.sources.USER);
            	        }
            	      } else {
            	        this.quill.format('list', value, _quill2.default.sources.USER);
            	      }
            	    }
            	  }
            	};

            	exports.default = Toolbar;
            	exports.addControls = addControls;

            	/***/ }),
            	/* 58 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <polyline class=\"ql-even ql-stroke\" points=\"5 7 3 9 5 11\"></polyline> <polyline class=\"ql-even ql-stroke\" points=\"13 7 15 9 13 11\"></polyline> <line class=ql-stroke x1=10 x2=8 y1=5 y2=13></line> </svg>";

            	/***/ }),
            	/* 59 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _picker = __webpack_require__(28);

            	var _picker2 = _interopRequireDefault(_picker);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var ColorPicker = function (_Picker) {
            	  _inherits(ColorPicker, _Picker);

            	  function ColorPicker(select, label) {
            	    _classCallCheck(this, ColorPicker);

            	    var _this = _possibleConstructorReturn(this, (ColorPicker.__proto__ || Object.getPrototypeOf(ColorPicker)).call(this, select));

            	    _this.label.innerHTML = label;
            	    _this.container.classList.add('ql-color-picker');
            	    [].slice.call(_this.container.querySelectorAll('.ql-picker-item'), 0, 7).forEach(function (item) {
            	      item.classList.add('ql-primary');
            	    });
            	    return _this;
            	  }

            	  _createClass(ColorPicker, [{
            	    key: 'buildItem',
            	    value: function buildItem(option) {
            	      var item = _get(ColorPicker.prototype.__proto__ || Object.getPrototypeOf(ColorPicker.prototype), 'buildItem', this).call(this, option);
            	      item.style.backgroundColor = option.getAttribute('value') || '';
            	      return item;
            	    }
            	  }, {
            	    key: 'selectItem',
            	    value: function selectItem(item, trigger) {
            	      _get(ColorPicker.prototype.__proto__ || Object.getPrototypeOf(ColorPicker.prototype), 'selectItem', this).call(this, item, trigger);
            	      var colorLabel = this.label.querySelector('.ql-color-label');
            	      var value = item ? item.getAttribute('data-value') || '' : '';
            	      if (colorLabel) {
            	        if (colorLabel.tagName === 'line') {
            	          colorLabel.style.stroke = value;
            	        } else {
            	          colorLabel.style.fill = value;
            	        }
            	      }
            	    }
            	  }]);

            	  return ColorPicker;
            	}(_picker2.default);

            	exports.default = ColorPicker;

            	/***/ }),
            	/* 60 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _picker = __webpack_require__(28);

            	var _picker2 = _interopRequireDefault(_picker);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var IconPicker = function (_Picker) {
            	  _inherits(IconPicker, _Picker);

            	  function IconPicker(select, icons) {
            	    _classCallCheck(this, IconPicker);

            	    var _this = _possibleConstructorReturn(this, (IconPicker.__proto__ || Object.getPrototypeOf(IconPicker)).call(this, select));

            	    _this.container.classList.add('ql-icon-picker');
            	    [].forEach.call(_this.container.querySelectorAll('.ql-picker-item'), function (item) {
            	      item.innerHTML = icons[item.getAttribute('data-value') || ''];
            	    });
            	    _this.defaultItem = _this.container.querySelector('.ql-selected');
            	    _this.selectItem(_this.defaultItem);
            	    return _this;
            	  }

            	  _createClass(IconPicker, [{
            	    key: 'selectItem',
            	    value: function selectItem(item, trigger) {
            	      _get(IconPicker.prototype.__proto__ || Object.getPrototypeOf(IconPicker.prototype), 'selectItem', this).call(this, item, trigger);
            	      item = item || this.defaultItem;
            	      this.label.innerHTML = item.innerHTML;
            	    }
            	  }]);

            	  return IconPicker;
            	}(_picker2.default);

            	exports.default = IconPicker;

            	/***/ }),
            	/* 61 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	var Tooltip = function () {
            	  function Tooltip(quill, boundsContainer) {
            	    var _this = this;

            	    _classCallCheck(this, Tooltip);

            	    this.quill = quill;
            	    this.boundsContainer = boundsContainer || document.body;
            	    this.root = quill.addContainer('ql-tooltip');
            	    this.root.innerHTML = this.constructor.TEMPLATE;
            	    if (this.quill.root === this.quill.scrollingContainer) {
            	      this.quill.root.addEventListener('scroll', function () {
            	        _this.root.style.marginTop = -1 * _this.quill.root.scrollTop + 'px';
            	      });
            	    }
            	    this.hide();
            	  }

            	  _createClass(Tooltip, [{
            	    key: 'hide',
            	    value: function hide() {
            	      this.root.classList.add('ql-hidden');
            	    }
            	  }, {
            	    key: 'position',
            	    value: function position(reference) {
            	      var left = reference.left + reference.width / 2 - this.root.offsetWidth / 2;
            	      // root.scrollTop should be 0 if scrollContainer !== root
            	      var top = reference.bottom + this.quill.root.scrollTop;
            	      this.root.style.left = left + 'px';
            	      this.root.style.top = top + 'px';
            	      this.root.classList.remove('ql-flip');
            	      var containerBounds = this.boundsContainer.getBoundingClientRect();
            	      var rootBounds = this.root.getBoundingClientRect();
            	      var shift = 0;
            	      if (rootBounds.right > containerBounds.right) {
            	        shift = containerBounds.right - rootBounds.right;
            	        this.root.style.left = left + shift + 'px';
            	      }
            	      if (rootBounds.left < containerBounds.left) {
            	        shift = containerBounds.left - rootBounds.left;
            	        this.root.style.left = left + shift + 'px';
            	      }
            	      if (rootBounds.bottom > containerBounds.bottom) {
            	        var height = rootBounds.bottom - rootBounds.top;
            	        var verticalShift = reference.bottom - reference.top + height;
            	        this.root.style.top = top - verticalShift + 'px';
            	        this.root.classList.add('ql-flip');
            	      }
            	      return shift;
            	    }
            	  }, {
            	    key: 'show',
            	    value: function show() {
            	      this.root.classList.remove('ql-editing');
            	      this.root.classList.remove('ql-hidden');
            	    }
            	  }]);

            	  return Tooltip;
            	}();

            	exports.default = Tooltip;

            	/***/ }),
            	/* 62 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _extend = __webpack_require__(3);

            	var _extend2 = _interopRequireDefault(_extend);

            	var _emitter = __webpack_require__(8);

            	var _emitter2 = _interopRequireDefault(_emitter);

            	var _base = __webpack_require__(43);

            	var _base2 = _interopRequireDefault(_base);

            	var _link = __webpack_require__(27);

            	var _link2 = _interopRequireDefault(_link);

            	var _selection = __webpack_require__(15);

            	var _icons = __webpack_require__(41);

            	var _icons2 = _interopRequireDefault(_icons);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var TOOLBAR_CONFIG = [[{ header: ['1', '2', '3', false] }], ['bold', 'italic', 'underline', 'link'], [{ list: 'ordered' }, { list: 'bullet' }], ['clean']];

            	var SnowTheme = function (_BaseTheme) {
            	  _inherits(SnowTheme, _BaseTheme);

            	  function SnowTheme(quill, options) {
            	    _classCallCheck(this, SnowTheme);

            	    if (options.modules.toolbar != null && options.modules.toolbar.container == null) {
            	      options.modules.toolbar.container = TOOLBAR_CONFIG;
            	    }

            	    var _this = _possibleConstructorReturn(this, (SnowTheme.__proto__ || Object.getPrototypeOf(SnowTheme)).call(this, quill, options));

            	    _this.quill.container.classList.add('ql-snow');
            	    return _this;
            	  }

            	  _createClass(SnowTheme, [{
            	    key: 'extendToolbar',
            	    value: function extendToolbar(toolbar) {
            	      toolbar.container.classList.add('ql-snow');
            	      this.buildButtons([].slice.call(toolbar.container.querySelectorAll('button')), _icons2.default);
            	      this.buildPickers([].slice.call(toolbar.container.querySelectorAll('select')), _icons2.default);
            	      this.tooltip = new SnowTooltip(this.quill, this.options.bounds);
            	      if (toolbar.container.querySelector('.ql-link')) {
            	        this.quill.keyboard.addBinding({ key: 'K', shortKey: true }, function (range, context) {
            	          toolbar.handlers['link'].call(toolbar, !context.format.link);
            	        });
            	      }
            	    }
            	  }]);

            	  return SnowTheme;
            	}(_base2.default);

            	SnowTheme.DEFAULTS = (0, _extend2.default)(true, {}, _base2.default.DEFAULTS, {
            	  modules: {
            	    toolbar: {
            	      handlers: {
            	        link: function link(value) {
            	          if (value) {
            	            var range = this.quill.getSelection();
            	            if (range == null || range.length == 0) return;
            	            var preview = this.quill.getText(range);
            	            if (/^\S+@\S+\.\S+$/.test(preview) && preview.indexOf('mailto:') !== 0) {
            	              preview = 'mailto:' + preview;
            	            }
            	            var tooltip = this.quill.theme.tooltip;
            	            tooltip.edit('link', preview);
            	          } else {
            	            this.quill.format('link', false);
            	          }
            	        }
            	      }
            	    }
            	  }
            	});

            	var SnowTooltip = function (_BaseTooltip) {
            	  _inherits(SnowTooltip, _BaseTooltip);

            	  function SnowTooltip(quill, bounds) {
            	    _classCallCheck(this, SnowTooltip);

            	    var _this2 = _possibleConstructorReturn(this, (SnowTooltip.__proto__ || Object.getPrototypeOf(SnowTooltip)).call(this, quill, bounds));

            	    _this2.preview = _this2.root.querySelector('a.ql-preview');
            	    return _this2;
            	  }

            	  _createClass(SnowTooltip, [{
            	    key: 'listen',
            	    value: function listen() {
            	      var _this3 = this;

            	      _get(SnowTooltip.prototype.__proto__ || Object.getPrototypeOf(SnowTooltip.prototype), 'listen', this).call(this);
            	      this.root.querySelector('a.ql-action').addEventListener('click', function (event) {
            	        if (_this3.root.classList.contains('ql-editing')) {
            	          _this3.save();
            	        } else {
            	          _this3.edit('link', _this3.preview.textContent);
            	        }
            	        event.preventDefault();
            	      });
            	      this.root.querySelector('a.ql-remove').addEventListener('click', function (event) {
            	        if (_this3.linkRange != null) {
            	          var range = _this3.linkRange;
            	          _this3.restoreFocus();
            	          _this3.quill.formatText(range, 'link', false, _emitter2.default.sources.USER);
            	          delete _this3.linkRange;
            	        }
            	        event.preventDefault();
            	        _this3.hide();
            	      });
            	      this.quill.on(_emitter2.default.events.SELECTION_CHANGE, function (range, oldRange, source) {
            	        if (range == null) return;
            	        if (range.length === 0 && source === _emitter2.default.sources.USER) {
            	          var _quill$scroll$descend = _this3.quill.scroll.descendant(_link2.default, range.index),
            	              _quill$scroll$descend2 = _slicedToArray(_quill$scroll$descend, 2),
            	              link = _quill$scroll$descend2[0],
            	              offset = _quill$scroll$descend2[1];

            	          if (link != null) {
            	            _this3.linkRange = new _selection.Range(range.index - offset, link.length());
            	            var preview = _link2.default.formats(link.domNode);
            	            _this3.preview.textContent = preview;
            	            _this3.preview.setAttribute('href', preview);
            	            _this3.show();
            	            _this3.position(_this3.quill.getBounds(_this3.linkRange));
            	            return;
            	          }
            	        } else {
            	          delete _this3.linkRange;
            	        }
            	        _this3.hide();
            	      });
            	    }
            	  }, {
            	    key: 'show',
            	    value: function show() {
            	      _get(SnowTooltip.prototype.__proto__ || Object.getPrototypeOf(SnowTooltip.prototype), 'show', this).call(this);
            	      this.root.removeAttribute('data-mode');
            	    }
            	  }]);

            	  return SnowTooltip;
            	}(_base.BaseTooltip);

            	SnowTooltip.TEMPLATE = ['<a class="ql-preview" rel="noopener noreferrer" target="_blank" href="about:blank"></a>', '<input type="text" data-formula="e=mc^2" data-link="https://quilljs.com" data-video="Embed URL">', '<a class="ql-action"></a>', '<a class="ql-remove"></a>'].join('');

            	exports.default = SnowTheme;

            	/***/ }),
            	/* 63 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _core = __webpack_require__(29);

            	var _core2 = _interopRequireDefault(_core);

            	var _align = __webpack_require__(36);

            	var _direction = __webpack_require__(38);

            	var _indent = __webpack_require__(64);

            	var _blockquote = __webpack_require__(65);

            	var _blockquote2 = _interopRequireDefault(_blockquote);

            	var _header = __webpack_require__(66);

            	var _header2 = _interopRequireDefault(_header);

            	var _list = __webpack_require__(67);

            	var _list2 = _interopRequireDefault(_list);

            	var _background = __webpack_require__(37);

            	var _color = __webpack_require__(26);

            	var _font = __webpack_require__(39);

            	var _size = __webpack_require__(40);

            	var _bold = __webpack_require__(56);

            	var _bold2 = _interopRequireDefault(_bold);

            	var _italic = __webpack_require__(68);

            	var _italic2 = _interopRequireDefault(_italic);

            	var _link = __webpack_require__(27);

            	var _link2 = _interopRequireDefault(_link);

            	var _script = __webpack_require__(69);

            	var _script2 = _interopRequireDefault(_script);

            	var _strike = __webpack_require__(70);

            	var _strike2 = _interopRequireDefault(_strike);

            	var _underline = __webpack_require__(71);

            	var _underline2 = _interopRequireDefault(_underline);

            	var _image = __webpack_require__(72);

            	var _image2 = _interopRequireDefault(_image);

            	var _video = __webpack_require__(73);

            	var _video2 = _interopRequireDefault(_video);

            	var _code = __webpack_require__(13);

            	var _code2 = _interopRequireDefault(_code);

            	var _formula = __webpack_require__(74);

            	var _formula2 = _interopRequireDefault(_formula);

            	var _syntax = __webpack_require__(75);

            	var _syntax2 = _interopRequireDefault(_syntax);

            	var _toolbar = __webpack_require__(57);

            	var _toolbar2 = _interopRequireDefault(_toolbar);

            	var _icons = __webpack_require__(41);

            	var _icons2 = _interopRequireDefault(_icons);

            	var _picker = __webpack_require__(28);

            	var _picker2 = _interopRequireDefault(_picker);

            	var _colorPicker = __webpack_require__(59);

            	var _colorPicker2 = _interopRequireDefault(_colorPicker);

            	var _iconPicker = __webpack_require__(60);

            	var _iconPicker2 = _interopRequireDefault(_iconPicker);

            	var _tooltip = __webpack_require__(61);

            	var _tooltip2 = _interopRequireDefault(_tooltip);

            	var _bubble = __webpack_require__(108);

            	var _bubble2 = _interopRequireDefault(_bubble);

            	var _snow = __webpack_require__(62);

            	var _snow2 = _interopRequireDefault(_snow);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	_core2.default.register({
            	  'attributors/attribute/direction': _direction.DirectionAttribute,

            	  'attributors/class/align': _align.AlignClass,
            	  'attributors/class/background': _background.BackgroundClass,
            	  'attributors/class/color': _color.ColorClass,
            	  'attributors/class/direction': _direction.DirectionClass,
            	  'attributors/class/font': _font.FontClass,
            	  'attributors/class/size': _size.SizeClass,

            	  'attributors/style/align': _align.AlignStyle,
            	  'attributors/style/background': _background.BackgroundStyle,
            	  'attributors/style/color': _color.ColorStyle,
            	  'attributors/style/direction': _direction.DirectionStyle,
            	  'attributors/style/font': _font.FontStyle,
            	  'attributors/style/size': _size.SizeStyle
            	}, true);

            	_core2.default.register({
            	  'formats/align': _align.AlignClass,
            	  'formats/direction': _direction.DirectionClass,
            	  'formats/indent': _indent.IndentClass,

            	  'formats/background': _background.BackgroundStyle,
            	  'formats/color': _color.ColorStyle,
            	  'formats/font': _font.FontClass,
            	  'formats/size': _size.SizeClass,

            	  'formats/blockquote': _blockquote2.default,
            	  'formats/code-block': _code2.default,
            	  'formats/header': _header2.default,
            	  'formats/list': _list2.default,

            	  'formats/bold': _bold2.default,
            	  'formats/code': _code.Code,
            	  'formats/italic': _italic2.default,
            	  'formats/link': _link2.default,
            	  'formats/script': _script2.default,
            	  'formats/strike': _strike2.default,
            	  'formats/underline': _underline2.default,

            	  'formats/image': _image2.default,
            	  'formats/video': _video2.default,

            	  'formats/list/item': _list.ListItem,

            	  'modules/formula': _formula2.default,
            	  'modules/syntax': _syntax2.default,
            	  'modules/toolbar': _toolbar2.default,

            	  'themes/bubble': _bubble2.default,
            	  'themes/snow': _snow2.default,

            	  'ui/icons': _icons2.default,
            	  'ui/picker': _picker2.default,
            	  'ui/icon-picker': _iconPicker2.default,
            	  'ui/color-picker': _colorPicker2.default,
            	  'ui/tooltip': _tooltip2.default
            	}, true);

            	exports.default = _core2.default;

            	/***/ }),
            	/* 64 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.IndentClass = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var IdentAttributor = function (_Parchment$Attributor) {
            	  _inherits(IdentAttributor, _Parchment$Attributor);

            	  function IdentAttributor() {
            	    _classCallCheck(this, IdentAttributor);

            	    return _possibleConstructorReturn(this, (IdentAttributor.__proto__ || Object.getPrototypeOf(IdentAttributor)).apply(this, arguments));
            	  }

            	  _createClass(IdentAttributor, [{
            	    key: 'add',
            	    value: function add(node, value) {
            	      if (value === '+1' || value === '-1') {
            	        var indent = this.value(node) || 0;
            	        value = value === '+1' ? indent + 1 : indent - 1;
            	      }
            	      if (value === 0) {
            	        this.remove(node);
            	        return true;
            	      } else {
            	        return _get(IdentAttributor.prototype.__proto__ || Object.getPrototypeOf(IdentAttributor.prototype), 'add', this).call(this, node, value);
            	      }
            	    }
            	  }, {
            	    key: 'canAdd',
            	    value: function canAdd(node, value) {
            	      return _get(IdentAttributor.prototype.__proto__ || Object.getPrototypeOf(IdentAttributor.prototype), 'canAdd', this).call(this, node, value) || _get(IdentAttributor.prototype.__proto__ || Object.getPrototypeOf(IdentAttributor.prototype), 'canAdd', this).call(this, node, parseInt(value));
            	    }
            	  }, {
            	    key: 'value',
            	    value: function value(node) {
            	      return parseInt(_get(IdentAttributor.prototype.__proto__ || Object.getPrototypeOf(IdentAttributor.prototype), 'value', this).call(this, node)) || undefined; // Don't return NaN
            	    }
            	  }]);

            	  return IdentAttributor;
            	}(_parchment2.default.Attributor.Class);

            	var IndentClass = new IdentAttributor('indent', 'ql-indent', {
            	  scope: _parchment2.default.Scope.BLOCK,
            	  whitelist: [1, 2, 3, 4, 5, 6, 7, 8]
            	});

            	exports.IndentClass = IndentClass;

            	/***/ }),
            	/* 65 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _block = __webpack_require__(4);

            	var _block2 = _interopRequireDefault(_block);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Blockquote = function (_Block) {
            	  _inherits(Blockquote, _Block);

            	  function Blockquote() {
            	    _classCallCheck(this, Blockquote);

            	    return _possibleConstructorReturn(this, (Blockquote.__proto__ || Object.getPrototypeOf(Blockquote)).apply(this, arguments));
            	  }

            	  return Blockquote;
            	}(_block2.default);

            	Blockquote.blotName = 'blockquote';
            	Blockquote.tagName = 'blockquote';

            	exports.default = Blockquote;

            	/***/ }),
            	/* 66 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _block = __webpack_require__(4);

            	var _block2 = _interopRequireDefault(_block);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Header = function (_Block) {
            	  _inherits(Header, _Block);

            	  function Header() {
            	    _classCallCheck(this, Header);

            	    return _possibleConstructorReturn(this, (Header.__proto__ || Object.getPrototypeOf(Header)).apply(this, arguments));
            	  }

            	  _createClass(Header, null, [{
            	    key: 'formats',
            	    value: function formats(domNode) {
            	      return this.tagName.indexOf(domNode.tagName) + 1;
            	    }
            	  }]);

            	  return Header;
            	}(_block2.default);

            	Header.blotName = 'header';
            	Header.tagName = ['H1', 'H2', 'H3', 'H4', 'H5', 'H6'];

            	exports.default = Header;

            	/***/ }),
            	/* 67 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.ListItem = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _block = __webpack_require__(4);

            	var _block2 = _interopRequireDefault(_block);

            	var _container = __webpack_require__(25);

            	var _container2 = _interopRequireDefault(_container);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var ListItem = function (_Block) {
            	  _inherits(ListItem, _Block);

            	  function ListItem() {
            	    _classCallCheck(this, ListItem);

            	    return _possibleConstructorReturn(this, (ListItem.__proto__ || Object.getPrototypeOf(ListItem)).apply(this, arguments));
            	  }

            	  _createClass(ListItem, [{
            	    key: 'format',
            	    value: function format(name, value) {
            	      if (name === List.blotName && !value) {
            	        this.replaceWith(_parchment2.default.create(this.statics.scope));
            	      } else {
            	        _get(ListItem.prototype.__proto__ || Object.getPrototypeOf(ListItem.prototype), 'format', this).call(this, name, value);
            	      }
            	    }
            	  }, {
            	    key: 'remove',
            	    value: function remove() {
            	      if (this.prev == null && this.next == null) {
            	        this.parent.remove();
            	      } else {
            	        _get(ListItem.prototype.__proto__ || Object.getPrototypeOf(ListItem.prototype), 'remove', this).call(this);
            	      }
            	    }
            	  }, {
            	    key: 'replaceWith',
            	    value: function replaceWith(name, value) {
            	      this.parent.isolate(this.offset(this.parent), this.length());
            	      if (name === this.parent.statics.blotName) {
            	        this.parent.replaceWith(name, value);
            	        return this;
            	      } else {
            	        this.parent.unwrap();
            	        return _get(ListItem.prototype.__proto__ || Object.getPrototypeOf(ListItem.prototype), 'replaceWith', this).call(this, name, value);
            	      }
            	    }
            	  }], [{
            	    key: 'formats',
            	    value: function formats(domNode) {
            	      return domNode.tagName === this.tagName ? undefined : _get(ListItem.__proto__ || Object.getPrototypeOf(ListItem), 'formats', this).call(this, domNode);
            	    }
            	  }]);

            	  return ListItem;
            	}(_block2.default);

            	ListItem.blotName = 'list-item';
            	ListItem.tagName = 'LI';

            	var List = function (_Container) {
            	  _inherits(List, _Container);

            	  _createClass(List, null, [{
            	    key: 'create',
            	    value: function create(value) {
            	      var tagName = value === 'ordered' ? 'OL' : 'UL';
            	      var node = _get(List.__proto__ || Object.getPrototypeOf(List), 'create', this).call(this, tagName);
            	      if (value === 'checked' || value === 'unchecked') {
            	        node.setAttribute('data-checked', value === 'checked');
            	      }
            	      return node;
            	    }
            	  }, {
            	    key: 'formats',
            	    value: function formats(domNode) {
            	      if (domNode.tagName === 'OL') return 'ordered';
            	      if (domNode.tagName === 'UL') {
            	        if (domNode.hasAttribute('data-checked')) {
            	          return domNode.getAttribute('data-checked') === 'true' ? 'checked' : 'unchecked';
            	        } else {
            	          return 'bullet';
            	        }
            	      }
            	      return undefined;
            	    }
            	  }]);

            	  function List(domNode) {
            	    _classCallCheck(this, List);

            	    var _this2 = _possibleConstructorReturn(this, (List.__proto__ || Object.getPrototypeOf(List)).call(this, domNode));

            	    var listEventHandler = function listEventHandler(e) {
            	      if (e.target.parentNode !== domNode) return;
            	      var format = _this2.statics.formats(domNode);
            	      var blot = _parchment2.default.find(e.target);
            	      if (format === 'checked') {
            	        blot.format('list', 'unchecked');
            	      } else if (format === 'unchecked') {
            	        blot.format('list', 'checked');
            	      }
            	    };

            	    domNode.addEventListener('touchstart', listEventHandler);
            	    domNode.addEventListener('mousedown', listEventHandler);
            	    return _this2;
            	  }

            	  _createClass(List, [{
            	    key: 'format',
            	    value: function format(name, value) {
            	      if (this.children.length > 0) {
            	        this.children.tail.format(name, value);
            	      }
            	    }
            	  }, {
            	    key: 'formats',
            	    value: function formats() {
            	      // We don't inherit from FormatBlot
            	      return _defineProperty({}, this.statics.blotName, this.statics.formats(this.domNode));
            	    }
            	  }, {
            	    key: 'insertBefore',
            	    value: function insertBefore(blot, ref) {
            	      if (blot instanceof ListItem) {
            	        _get(List.prototype.__proto__ || Object.getPrototypeOf(List.prototype), 'insertBefore', this).call(this, blot, ref);
            	      } else {
            	        var index = ref == null ? this.length() : ref.offset(this);
            	        var after = this.split(index);
            	        after.parent.insertBefore(blot, after);
            	      }
            	    }
            	  }, {
            	    key: 'optimize',
            	    value: function optimize(context) {
            	      _get(List.prototype.__proto__ || Object.getPrototypeOf(List.prototype), 'optimize', this).call(this, context);
            	      var next = this.next;
            	      if (next != null && next.prev === this && next.statics.blotName === this.statics.blotName && next.domNode.tagName === this.domNode.tagName && next.domNode.getAttribute('data-checked') === this.domNode.getAttribute('data-checked')) {
            	        next.moveChildren(this);
            	        next.remove();
            	      }
            	    }
            	  }, {
            	    key: 'replace',
            	    value: function replace(target) {
            	      if (target.statics.blotName !== this.statics.blotName) {
            	        var item = _parchment2.default.create(this.statics.defaultChild);
            	        target.moveChildren(item);
            	        this.appendChild(item);
            	      }
            	      _get(List.prototype.__proto__ || Object.getPrototypeOf(List.prototype), 'replace', this).call(this, target);
            	    }
            	  }]);

            	  return List;
            	}(_container2.default);

            	List.blotName = 'list';
            	List.scope = _parchment2.default.Scope.BLOCK_BLOT;
            	List.tagName = ['OL', 'UL'];
            	List.defaultChild = 'list-item';
            	List.allowedChildren = [ListItem];

            	exports.ListItem = ListItem;
            	exports.default = List;

            	/***/ }),
            	/* 68 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _bold = __webpack_require__(56);

            	var _bold2 = _interopRequireDefault(_bold);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Italic = function (_Bold) {
            	  _inherits(Italic, _Bold);

            	  function Italic() {
            	    _classCallCheck(this, Italic);

            	    return _possibleConstructorReturn(this, (Italic.__proto__ || Object.getPrototypeOf(Italic)).apply(this, arguments));
            	  }

            	  return Italic;
            	}(_bold2.default);

            	Italic.blotName = 'italic';
            	Italic.tagName = ['EM', 'I'];

            	exports.default = Italic;

            	/***/ }),
            	/* 69 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _inline = __webpack_require__(6);

            	var _inline2 = _interopRequireDefault(_inline);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Script = function (_Inline) {
            	  _inherits(Script, _Inline);

            	  function Script() {
            	    _classCallCheck(this, Script);

            	    return _possibleConstructorReturn(this, (Script.__proto__ || Object.getPrototypeOf(Script)).apply(this, arguments));
            	  }

            	  _createClass(Script, null, [{
            	    key: 'create',
            	    value: function create(value) {
            	      if (value === 'super') {
            	        return document.createElement('sup');
            	      } else if (value === 'sub') {
            	        return document.createElement('sub');
            	      } else {
            	        return _get(Script.__proto__ || Object.getPrototypeOf(Script), 'create', this).call(this, value);
            	      }
            	    }
            	  }, {
            	    key: 'formats',
            	    value: function formats(domNode) {
            	      if (domNode.tagName === 'SUB') return 'sub';
            	      if (domNode.tagName === 'SUP') return 'super';
            	      return undefined;
            	    }
            	  }]);

            	  return Script;
            	}(_inline2.default);

            	Script.blotName = 'script';
            	Script.tagName = ['SUB', 'SUP'];

            	exports.default = Script;

            	/***/ }),
            	/* 70 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _inline = __webpack_require__(6);

            	var _inline2 = _interopRequireDefault(_inline);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Strike = function (_Inline) {
            	  _inherits(Strike, _Inline);

            	  function Strike() {
            	    _classCallCheck(this, Strike);

            	    return _possibleConstructorReturn(this, (Strike.__proto__ || Object.getPrototypeOf(Strike)).apply(this, arguments));
            	  }

            	  return Strike;
            	}(_inline2.default);

            	Strike.blotName = 'strike';
            	Strike.tagName = 'S';

            	exports.default = Strike;

            	/***/ }),
            	/* 71 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _inline = __webpack_require__(6);

            	var _inline2 = _interopRequireDefault(_inline);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var Underline = function (_Inline) {
            	  _inherits(Underline, _Inline);

            	  function Underline() {
            	    _classCallCheck(this, Underline);

            	    return _possibleConstructorReturn(this, (Underline.__proto__ || Object.getPrototypeOf(Underline)).apply(this, arguments));
            	  }

            	  return Underline;
            	}(_inline2.default);

            	Underline.blotName = 'underline';
            	Underline.tagName = 'U';

            	exports.default = Underline;

            	/***/ }),
            	/* 72 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _link = __webpack_require__(27);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var ATTRIBUTES = ['alt', 'height', 'width'];

            	var Image = function (_Parchment$Embed) {
            	  _inherits(Image, _Parchment$Embed);

            	  function Image() {
            	    _classCallCheck(this, Image);

            	    return _possibleConstructorReturn(this, (Image.__proto__ || Object.getPrototypeOf(Image)).apply(this, arguments));
            	  }

            	  _createClass(Image, [{
            	    key: 'format',
            	    value: function format(name, value) {
            	      if (ATTRIBUTES.indexOf(name) > -1) {
            	        if (value) {
            	          this.domNode.setAttribute(name, value);
            	        } else {
            	          this.domNode.removeAttribute(name);
            	        }
            	      } else {
            	        _get(Image.prototype.__proto__ || Object.getPrototypeOf(Image.prototype), 'format', this).call(this, name, value);
            	      }
            	    }
            	  }], [{
            	    key: 'create',
            	    value: function create(value) {
            	      var node = _get(Image.__proto__ || Object.getPrototypeOf(Image), 'create', this).call(this, value);
            	      if (typeof value === 'string') {
            	        node.setAttribute('src', this.sanitize(value));
            	      }
            	      return node;
            	    }
            	  }, {
            	    key: 'formats',
            	    value: function formats(domNode) {
            	      return ATTRIBUTES.reduce(function (formats, attribute) {
            	        if (domNode.hasAttribute(attribute)) {
            	          formats[attribute] = domNode.getAttribute(attribute);
            	        }
            	        return formats;
            	      }, {});
            	    }
            	  }, {
            	    key: 'match',
            	    value: function match(url) {
            	      return (/\.(jpe?g|gif|png)$/.test(url) || /^data:image\/.+;base64/.test(url)
            	      );
            	    }
            	  }, {
            	    key: 'sanitize',
            	    value: function sanitize(url) {
            	      return (0, _link.sanitize)(url, ['http', 'https', 'data']) ? url : '//:0';
            	    }
            	  }, {
            	    key: 'value',
            	    value: function value(domNode) {
            	      return domNode.getAttribute('src');
            	    }
            	  }]);

            	  return Image;
            	}(_parchment2.default.Embed);

            	Image.blotName = 'image';
            	Image.tagName = 'IMG';

            	exports.default = Image;

            	/***/ }),
            	/* 73 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _block = __webpack_require__(4);

            	var _link = __webpack_require__(27);

            	var _link2 = _interopRequireDefault(_link);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var ATTRIBUTES = ['height', 'width'];

            	var Video = function (_BlockEmbed) {
            	  _inherits(Video, _BlockEmbed);

            	  function Video() {
            	    _classCallCheck(this, Video);

            	    return _possibleConstructorReturn(this, (Video.__proto__ || Object.getPrototypeOf(Video)).apply(this, arguments));
            	  }

            	  _createClass(Video, [{
            	    key: 'format',
            	    value: function format(name, value) {
            	      if (ATTRIBUTES.indexOf(name) > -1) {
            	        if (value) {
            	          this.domNode.setAttribute(name, value);
            	        } else {
            	          this.domNode.removeAttribute(name);
            	        }
            	      } else {
            	        _get(Video.prototype.__proto__ || Object.getPrototypeOf(Video.prototype), 'format', this).call(this, name, value);
            	      }
            	    }
            	  }], [{
            	    key: 'create',
            	    value: function create(value) {
            	      var node = _get(Video.__proto__ || Object.getPrototypeOf(Video), 'create', this).call(this, value);
            	      node.setAttribute('frameborder', '0');
            	      node.setAttribute('allowfullscreen', true);
            	      node.setAttribute('src', this.sanitize(value));
            	      return node;
            	    }
            	  }, {
            	    key: 'formats',
            	    value: function formats(domNode) {
            	      return ATTRIBUTES.reduce(function (formats, attribute) {
            	        if (domNode.hasAttribute(attribute)) {
            	          formats[attribute] = domNode.getAttribute(attribute);
            	        }
            	        return formats;
            	      }, {});
            	    }
            	  }, {
            	    key: 'sanitize',
            	    value: function sanitize(url) {
            	      return _link2.default.sanitize(url);
            	    }
            	  }, {
            	    key: 'value',
            	    value: function value(domNode) {
            	      return domNode.getAttribute('src');
            	    }
            	  }]);

            	  return Video;
            	}(_block.BlockEmbed);

            	Video.blotName = 'video';
            	Video.className = 'ql-video';
            	Video.tagName = 'IFRAME';

            	exports.default = Video;

            	/***/ }),
            	/* 74 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.FormulaBlot = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _embed = __webpack_require__(35);

            	var _embed2 = _interopRequireDefault(_embed);

            	var _quill = __webpack_require__(5);

            	var _quill2 = _interopRequireDefault(_quill);

            	var _module = __webpack_require__(9);

            	var _module2 = _interopRequireDefault(_module);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var FormulaBlot = function (_Embed) {
            	  _inherits(FormulaBlot, _Embed);

            	  function FormulaBlot() {
            	    _classCallCheck(this, FormulaBlot);

            	    return _possibleConstructorReturn(this, (FormulaBlot.__proto__ || Object.getPrototypeOf(FormulaBlot)).apply(this, arguments));
            	  }

            	  _createClass(FormulaBlot, null, [{
            	    key: 'create',
            	    value: function create(value) {
            	      var node = _get(FormulaBlot.__proto__ || Object.getPrototypeOf(FormulaBlot), 'create', this).call(this, value);
            	      if (typeof value === 'string') {
            	        window.katex.render(value, node, {
            	          throwOnError: false,
            	          errorColor: '#f00'
            	        });
            	        node.setAttribute('data-value', value);
            	      }
            	      return node;
            	    }
            	  }, {
            	    key: 'value',
            	    value: function value(domNode) {
            	      return domNode.getAttribute('data-value');
            	    }
            	  }]);

            	  return FormulaBlot;
            	}(_embed2.default);

            	FormulaBlot.blotName = 'formula';
            	FormulaBlot.className = 'ql-formula';
            	FormulaBlot.tagName = 'SPAN';

            	var Formula = function (_Module) {
            	  _inherits(Formula, _Module);

            	  _createClass(Formula, null, [{
            	    key: 'register',
            	    value: function register() {
            	      _quill2.default.register(FormulaBlot, true);
            	    }
            	  }]);

            	  function Formula() {
            	    _classCallCheck(this, Formula);

            	    var _this2 = _possibleConstructorReturn(this, (Formula.__proto__ || Object.getPrototypeOf(Formula)).call(this));

            	    if (window.katex == null) {
            	      throw new Error('Formula module requires KaTeX.');
            	    }
            	    return _this2;
            	  }

            	  return Formula;
            	}(_module2.default);

            	exports.FormulaBlot = FormulaBlot;
            	exports.default = Formula;

            	/***/ }),
            	/* 75 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.CodeToken = exports.CodeBlock = undefined;

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _parchment = __webpack_require__(0);

            	var _parchment2 = _interopRequireDefault(_parchment);

            	var _quill = __webpack_require__(5);

            	var _quill2 = _interopRequireDefault(_quill);

            	var _module = __webpack_require__(9);

            	var _module2 = _interopRequireDefault(_module);

            	var _code = __webpack_require__(13);

            	var _code2 = _interopRequireDefault(_code);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var SyntaxCodeBlock = function (_CodeBlock) {
            	  _inherits(SyntaxCodeBlock, _CodeBlock);

            	  function SyntaxCodeBlock() {
            	    _classCallCheck(this, SyntaxCodeBlock);

            	    return _possibleConstructorReturn(this, (SyntaxCodeBlock.__proto__ || Object.getPrototypeOf(SyntaxCodeBlock)).apply(this, arguments));
            	  }

            	  _createClass(SyntaxCodeBlock, [{
            	    key: 'replaceWith',
            	    value: function replaceWith(block) {
            	      this.domNode.textContent = this.domNode.textContent;
            	      this.attach();
            	      _get(SyntaxCodeBlock.prototype.__proto__ || Object.getPrototypeOf(SyntaxCodeBlock.prototype), 'replaceWith', this).call(this, block);
            	    }
            	  }, {
            	    key: 'highlight',
            	    value: function highlight(_highlight) {
            	      var text = this.domNode.textContent;
            	      if (this.cachedText !== text) {
            	        if (text.trim().length > 0 || this.cachedText == null) {
            	          this.domNode.innerHTML = _highlight(text);
            	          this.domNode.normalize();
            	          this.attach();
            	        }
            	        this.cachedText = text;
            	      }
            	    }
            	  }]);

            	  return SyntaxCodeBlock;
            	}(_code2.default);

            	SyntaxCodeBlock.className = 'ql-syntax';

            	var CodeToken = new _parchment2.default.Attributor.Class('token', 'hljs', {
            	  scope: _parchment2.default.Scope.INLINE
            	});

            	var Syntax = function (_Module) {
            	  _inherits(Syntax, _Module);

            	  _createClass(Syntax, null, [{
            	    key: 'register',
            	    value: function register() {
            	      _quill2.default.register(CodeToken, true);
            	      _quill2.default.register(SyntaxCodeBlock, true);
            	    }
            	  }]);

            	  function Syntax(quill, options) {
            	    _classCallCheck(this, Syntax);

            	    var _this2 = _possibleConstructorReturn(this, (Syntax.__proto__ || Object.getPrototypeOf(Syntax)).call(this, quill, options));

            	    if (typeof _this2.options.highlight !== 'function') {
            	      throw new Error('Syntax module requires highlight.js. Please include the library on the page before Quill.');
            	    }
            	    var timer = null;
            	    _this2.quill.on(_quill2.default.events.SCROLL_OPTIMIZE, function () {
            	      clearTimeout(timer);
            	      timer = setTimeout(function () {
            	        _this2.highlight();
            	        timer = null;
            	      }, _this2.options.interval);
            	    });
            	    _this2.highlight();
            	    return _this2;
            	  }

            	  _createClass(Syntax, [{
            	    key: 'highlight',
            	    value: function highlight() {
            	      var _this3 = this;

            	      if (this.quill.selection.composing) return;
            	      this.quill.update(_quill2.default.sources.USER);
            	      var range = this.quill.getSelection();
            	      this.quill.scroll.descendants(SyntaxCodeBlock).forEach(function (code) {
            	        code.highlight(_this3.options.highlight);
            	      });
            	      this.quill.update(_quill2.default.sources.SILENT);
            	      if (range != null) {
            	        this.quill.setSelection(range, _quill2.default.sources.SILENT);
            	      }
            	    }
            	  }]);

            	  return Syntax;
            	}(_module2.default);

            	Syntax.DEFAULTS = {
            	  highlight: function () {
            	    if (window.hljs == null) return null;
            	    return function (text) {
            	      var result = window.hljs.highlightAuto(text);
            	      return result.value;
            	    };
            	  }(),
            	  interval: 1000
            	};

            	exports.CodeBlock = SyntaxCodeBlock;
            	exports.CodeToken = CodeToken;
            	exports.default = Syntax;

            	/***/ }),
            	/* 76 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=3 x2=15 y1=9 y2=9></line> <line class=ql-stroke x1=3 x2=13 y1=14 y2=14></line> <line class=ql-stroke x1=3 x2=9 y1=4 y2=4></line> </svg>";

            	/***/ }),
            	/* 77 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=15 x2=3 y1=9 y2=9></line> <line class=ql-stroke x1=14 x2=4 y1=14 y2=14></line> <line class=ql-stroke x1=12 x2=6 y1=4 y2=4></line> </svg>";

            	/***/ }),
            	/* 78 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=15 x2=3 y1=9 y2=9></line> <line class=ql-stroke x1=15 x2=5 y1=14 y2=14></line> <line class=ql-stroke x1=15 x2=9 y1=4 y2=4></line> </svg>";

            	/***/ }),
            	/* 79 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=15 x2=3 y1=9 y2=9></line> <line class=ql-stroke x1=15 x2=3 y1=14 y2=14></line> <line class=ql-stroke x1=15 x2=3 y1=4 y2=4></line> </svg>";

            	/***/ }),
            	/* 80 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <g class=\"ql-fill ql-color-label\"> <polygon points=\"6 6.868 6 6 5 6 5 7 5.942 7 6 6.868\"></polygon> <rect height=1 width=1 x=4 y=4></rect> <polygon points=\"6.817 5 6 5 6 6 6.38 6 6.817 5\"></polygon> <rect height=1 width=1 x=2 y=6></rect> <rect height=1 width=1 x=3 y=5></rect> <rect height=1 width=1 x=4 y=7></rect> <polygon points=\"4 11.439 4 11 3 11 3 12 3.755 12 4 11.439\"></polygon> <rect height=1 width=1 x=2 y=12></rect> <rect height=1 width=1 x=2 y=9></rect> <rect height=1 width=1 x=2 y=15></rect> <polygon points=\"4.63 10 4 10 4 11 4.192 11 4.63 10\"></polygon> <rect height=1 width=1 x=3 y=8></rect> <path d=M10.832,4.2L11,4.582V4H10.708A1.948,1.948,0,0,1,10.832,4.2Z></path> <path d=M7,4.582L7.168,4.2A1.929,1.929,0,0,1,7.292,4H7V4.582Z></path> <path d=M8,13H7.683l-0.351.8a1.933,1.933,0,0,1-.124.2H8V13Z></path> <rect height=1 width=1 x=12 y=2></rect> <rect height=1 width=1 x=11 y=3></rect> <path d=M9,3H8V3.282A1.985,1.985,0,0,1,9,3Z></path> <rect height=1 width=1 x=2 y=3></rect> <rect height=1 width=1 x=6 y=2></rect> <rect height=1 width=1 x=3 y=2></rect> <rect height=1 width=1 x=5 y=3></rect> <rect height=1 width=1 x=9 y=2></rect> <rect height=1 width=1 x=15 y=14></rect> <polygon points=\"13.447 10.174 13.469 10.225 13.472 10.232 13.808 11 14 11 14 10 13.37 10 13.447 10.174\"></polygon> <rect height=1 width=1 x=13 y=7></rect> <rect height=1 width=1 x=15 y=5></rect> <rect height=1 width=1 x=14 y=6></rect> <rect height=1 width=1 x=15 y=8></rect> <rect height=1 width=1 x=14 y=9></rect> <path d=M3.775,14H3v1H4V14.314A1.97,1.97,0,0,1,3.775,14Z></path> <rect height=1 width=1 x=14 y=3></rect> <polygon points=\"12 6.868 12 6 11.62 6 12 6.868\"></polygon> <rect height=1 width=1 x=15 y=2></rect> <rect height=1 width=1 x=12 y=5></rect> <rect height=1 width=1 x=13 y=4></rect> <polygon points=\"12.933 9 13 9 13 8 12.495 8 12.933 9\"></polygon> <rect height=1 width=1 x=9 y=14></rect> <rect height=1 width=1 x=8 y=15></rect> <path d=M6,14.926V15H7V14.316A1.993,1.993,0,0,1,6,14.926Z></path> <rect height=1 width=1 x=5 y=15></rect> <path d=M10.668,13.8L10.317,13H10v1h0.792A1.947,1.947,0,0,1,10.668,13.8Z></path> <rect height=1 width=1 x=11 y=15></rect> <path d=M14.332,12.2a1.99,1.99,0,0,1,.166.8H15V12H14.245Z></path> <rect height=1 width=1 x=14 y=15></rect> <rect height=1 width=1 x=15 y=11></rect> </g> <polyline class=ql-stroke points=\"5.5 13 9 5 12.5 13\"></polyline> <line class=ql-stroke x1=11.63 x2=6.38 y1=11 y2=11></line> </svg>";

            	/***/ }),
            	/* 81 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <rect class=\"ql-fill ql-stroke\" height=3 width=3 x=4 y=5></rect> <rect class=\"ql-fill ql-stroke\" height=3 width=3 x=11 y=5></rect> <path class=\"ql-even ql-fill ql-stroke\" d=M7,8c0,4.031-3,5-3,5></path> <path class=\"ql-even ql-fill ql-stroke\" d=M14,8c0,4.031-3,5-3,5></path> </svg>";

            	/***/ }),
            	/* 82 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-stroke d=M5,4H9.5A2.5,2.5,0,0,1,12,6.5v0A2.5,2.5,0,0,1,9.5,9H5A0,0,0,0,1,5,9V4A0,0,0,0,1,5,4Z></path> <path class=ql-stroke d=M5,9h5.5A2.5,2.5,0,0,1,13,11.5v0A2.5,2.5,0,0,1,10.5,14H5a0,0,0,0,1,0,0V9A0,0,0,0,1,5,9Z></path> </svg>";

            	/***/ }),
            	/* 83 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg class=\"\" viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=5 x2=13 y1=3 y2=3></line> <line class=ql-stroke x1=6 x2=9.35 y1=12 y2=3></line> <line class=ql-stroke x1=11 x2=15 y1=11 y2=15></line> <line class=ql-stroke x1=15 x2=11 y1=11 y2=15></line> <rect class=ql-fill height=1 rx=0.5 ry=0.5 width=7 x=2 y=14></rect> </svg>";

            	/***/ }),
            	/* 84 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=\"ql-color-label ql-stroke ql-transparent\" x1=3 x2=15 y1=15 y2=15></line> <polyline class=ql-stroke points=\"5.5 11 9 3 12.5 11\"></polyline> <line class=ql-stroke x1=11.63 x2=6.38 y1=9 y2=9></line> </svg>";

            	/***/ }),
            	/* 85 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <polygon class=\"ql-stroke ql-fill\" points=\"3 11 5 9 3 7 3 11\"></polygon> <line class=\"ql-stroke ql-fill\" x1=15 x2=11 y1=4 y2=4></line> <path class=ql-fill d=M11,3a3,3,0,0,0,0,6h1V3H11Z></path> <rect class=ql-fill height=11 width=1 x=11 y=4></rect> <rect class=ql-fill height=11 width=1 x=13 y=4></rect> </svg>";

            	/***/ }),
            	/* 86 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <polygon class=\"ql-stroke ql-fill\" points=\"15 12 13 10 15 8 15 12\"></polygon> <line class=\"ql-stroke ql-fill\" x1=9 x2=5 y1=4 y2=4></line> <path class=ql-fill d=M5,3A3,3,0,0,0,5,9H6V3H5Z></path> <rect class=ql-fill height=11 width=1 x=5 y=4></rect> <rect class=ql-fill height=11 width=1 x=7 y=4></rect> </svg>";

            	/***/ }),
            	/* 87 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-fill d=M14,16H4a1,1,0,0,1,0-2H14A1,1,0,0,1,14,16Z /> <path class=ql-fill d=M14,4H4A1,1,0,0,1,4,2H14A1,1,0,0,1,14,4Z /> <rect class=ql-fill x=3 y=6 width=12 height=6 rx=1 ry=1 /> </svg>";

            	/***/ }),
            	/* 88 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-fill d=M13,16H5a1,1,0,0,1,0-2h8A1,1,0,0,1,13,16Z /> <path class=ql-fill d=M13,4H5A1,1,0,0,1,5,2h8A1,1,0,0,1,13,4Z /> <rect class=ql-fill x=2 y=6 width=14 height=6 rx=1 ry=1 /> </svg>";

            	/***/ }),
            	/* 89 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-fill d=M15,8H13a1,1,0,0,1,0-2h2A1,1,0,0,1,15,8Z /> <path class=ql-fill d=M15,12H13a1,1,0,0,1,0-2h2A1,1,0,0,1,15,12Z /> <path class=ql-fill d=M15,16H5a1,1,0,0,1,0-2H15A1,1,0,0,1,15,16Z /> <path class=ql-fill d=M15,4H5A1,1,0,0,1,5,2H15A1,1,0,0,1,15,4Z /> <rect class=ql-fill x=2 y=6 width=8 height=6 rx=1 ry=1 /> </svg>";

            	/***/ }),
            	/* 90 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-fill d=M5,8H3A1,1,0,0,1,3,6H5A1,1,0,0,1,5,8Z /> <path class=ql-fill d=M5,12H3a1,1,0,0,1,0-2H5A1,1,0,0,1,5,12Z /> <path class=ql-fill d=M13,16H3a1,1,0,0,1,0-2H13A1,1,0,0,1,13,16Z /> <path class=ql-fill d=M13,4H3A1,1,0,0,1,3,2H13A1,1,0,0,1,13,4Z /> <rect class=ql-fill x=8 y=6 width=8 height=6 rx=1 ry=1 transform=\"translate(24 18) rotate(-180)\"/> </svg>";

            	/***/ }),
            	/* 91 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-fill d=M11.759,2.482a2.561,2.561,0,0,0-3.53.607A7.656,7.656,0,0,0,6.8,6.2C6.109,9.188,5.275,14.677,4.15,14.927a1.545,1.545,0,0,0-1.3-.933A0.922,0.922,0,0,0,2,15.036S1.954,16,4.119,16s3.091-2.691,3.7-5.553c0.177-.826.36-1.726,0.554-2.6L8.775,6.2c0.381-1.421.807-2.521,1.306-2.676a1.014,1.014,0,0,0,1.02.56A0.966,0.966,0,0,0,11.759,2.482Z></path> <rect class=ql-fill height=1.6 rx=0.8 ry=0.8 width=5 x=5.15 y=6.2></rect> <path class=ql-fill d=M13.663,12.027a1.662,1.662,0,0,1,.266-0.276q0.193,0.069.456,0.138a2.1,2.1,0,0,0,.535.069,1.075,1.075,0,0,0,.767-0.3,1.044,1.044,0,0,0,.314-0.8,0.84,0.84,0,0,0-.238-0.619,0.8,0.8,0,0,0-.594-0.239,1.154,1.154,0,0,0-.781.3,4.607,4.607,0,0,0-.781,1q-0.091.15-.218,0.346l-0.246.38c-0.068-.288-0.137-0.582-0.212-0.885-0.459-1.847-2.494-.984-2.941-0.8-0.482.2-.353,0.647-0.094,0.529a0.869,0.869,0,0,1,1.281.585c0.217,0.751.377,1.436,0.527,2.038a5.688,5.688,0,0,1-.362.467,2.69,2.69,0,0,1-.264.271q-0.221-.08-0.471-0.147a2.029,2.029,0,0,0-.522-0.066,1.079,1.079,0,0,0-.768.3A1.058,1.058,0,0,0,9,15.131a0.82,0.82,0,0,0,.832.852,1.134,1.134,0,0,0,.787-0.3,5.11,5.11,0,0,0,.776-0.993q0.141-.219.215-0.34c0.046-.076.122-0.194,0.223-0.346a2.786,2.786,0,0,0,.918,1.726,2.582,2.582,0,0,0,2.376-.185c0.317-.181.212-0.565,0-0.494A0.807,0.807,0,0,1,14.176,15a5.159,5.159,0,0,1-.913-2.446l0,0Q13.487,12.24,13.663,12.027Z></path> </svg>";

            	/***/ }),
            	/* 92 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewBox=\"0 0 18 18\"> <path class=ql-fill d=M10,4V14a1,1,0,0,1-2,0V10H3v4a1,1,0,0,1-2,0V4A1,1,0,0,1,3,4V8H8V4a1,1,0,0,1,2,0Zm6.06787,9.209H14.98975V7.59863a.54085.54085,0,0,0-.605-.60547h-.62744a1.01119,1.01119,0,0,0-.748.29688L11.645,8.56641a.5435.5435,0,0,0-.022.8584l.28613.30762a.53861.53861,0,0,0,.84717.0332l.09912-.08789a1.2137,1.2137,0,0,0,.2417-.35254h.02246s-.01123.30859-.01123.60547V13.209H12.041a.54085.54085,0,0,0-.605.60547v.43945a.54085.54085,0,0,0,.605.60547h4.02686a.54085.54085,0,0,0,.605-.60547v-.43945A.54085.54085,0,0,0,16.06787,13.209Z /> </svg>";

            	/***/ }),
            	/* 93 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewBox=\"0 0 18 18\"> <path class=ql-fill d=M16.73975,13.81445v.43945a.54085.54085,0,0,1-.605.60547H11.855a.58392.58392,0,0,1-.64893-.60547V14.0127c0-2.90527,3.39941-3.42187,3.39941-4.55469a.77675.77675,0,0,0-.84717-.78125,1.17684,1.17684,0,0,0-.83594.38477c-.2749.26367-.561.374-.85791.13184l-.4292-.34082c-.30811-.24219-.38525-.51758-.1543-.81445a2.97155,2.97155,0,0,1,2.45361-1.17676,2.45393,2.45393,0,0,1,2.68408,2.40918c0,2.45312-3.1792,2.92676-3.27832,3.93848h2.79443A.54085.54085,0,0,1,16.73975,13.81445ZM9,3A.99974.99974,0,0,0,8,4V8H3V4A1,1,0,0,0,1,4V14a1,1,0,0,0,2,0V10H8v4a1,1,0,0,0,2,0V4A.99974.99974,0,0,0,9,3Z /> </svg>";

            	/***/ }),
            	/* 94 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=7 x2=13 y1=4 y2=4></line> <line class=ql-stroke x1=5 x2=11 y1=14 y2=14></line> <line class=ql-stroke x1=8 x2=10 y1=14 y2=4></line> </svg>";

            	/***/ }),
            	/* 95 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <rect class=ql-stroke height=10 width=12 x=3 y=4></rect> <circle class=ql-fill cx=6 cy=7 r=1></circle> <polyline class=\"ql-even ql-fill\" points=\"5 12 5 11 7 9 8 10 11 7 13 9 13 12 5 12\"></polyline> </svg>";

            	/***/ }),
            	/* 96 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=3 x2=15 y1=14 y2=14></line> <line class=ql-stroke x1=3 x2=15 y1=4 y2=4></line> <line class=ql-stroke x1=9 x2=15 y1=9 y2=9></line> <polyline class=\"ql-fill ql-stroke\" points=\"3 7 3 11 5 9 3 7\"></polyline> </svg>";

            	/***/ }),
            	/* 97 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=3 x2=15 y1=14 y2=14></line> <line class=ql-stroke x1=3 x2=15 y1=4 y2=4></line> <line class=ql-stroke x1=9 x2=15 y1=9 y2=9></line> <polyline class=ql-stroke points=\"5 7 5 11 3 9 5 7\"></polyline> </svg>";

            	/***/ }),
            	/* 98 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=7 x2=11 y1=7 y2=11></line> <path class=\"ql-even ql-stroke\" d=M8.9,4.577a3.476,3.476,0,0,1,.36,4.679A3.476,3.476,0,0,1,4.577,8.9C3.185,7.5,2.035,6.4,4.217,4.217S7.5,3.185,8.9,4.577Z></path> <path class=\"ql-even ql-stroke\" d=M13.423,9.1a3.476,3.476,0,0,0-4.679-.36,3.476,3.476,0,0,0,.36,4.679c1.392,1.392,2.5,2.542,4.679.36S14.815,10.5,13.423,9.1Z></path> </svg>";

            	/***/ }),
            	/* 99 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=7 x2=15 y1=4 y2=4></line> <line class=ql-stroke x1=7 x2=15 y1=9 y2=9></line> <line class=ql-stroke x1=7 x2=15 y1=14 y2=14></line> <line class=\"ql-stroke ql-thin\" x1=2.5 x2=4.5 y1=5.5 y2=5.5></line> <path class=ql-fill d=M3.5,6A0.5,0.5,0,0,1,3,5.5V3.085l-0.276.138A0.5,0.5,0,0,1,2.053,3c-0.124-.247-0.023-0.324.224-0.447l1-.5A0.5,0.5,0,0,1,4,2.5v3A0.5,0.5,0,0,1,3.5,6Z></path> <path class=\"ql-stroke ql-thin\" d=M4.5,10.5h-2c0-.234,1.85-1.076,1.85-2.234A0.959,0.959,0,0,0,2.5,8.156></path> <path class=\"ql-stroke ql-thin\" d=M2.5,14.846a0.959,0.959,0,0,0,1.85-.109A0.7,0.7,0,0,0,3.75,14a0.688,0.688,0,0,0,.6-0.736,0.959,0.959,0,0,0-1.85-.109></path> </svg>";

            	/***/ }),
            	/* 100 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=6 x2=15 y1=4 y2=4></line> <line class=ql-stroke x1=6 x2=15 y1=9 y2=9></line> <line class=ql-stroke x1=6 x2=15 y1=14 y2=14></line> <line class=ql-stroke x1=3 x2=3 y1=4 y2=4></line> <line class=ql-stroke x1=3 x2=3 y1=9 y2=9></line> <line class=ql-stroke x1=3 x2=3 y1=14 y2=14></line> </svg>";

            	/***/ }),
            	/* 101 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg class=\"\" viewbox=\"0 0 18 18\"> <line class=ql-stroke x1=9 x2=15 y1=4 y2=4></line> <polyline class=ql-stroke points=\"3 4 4 5 6 3\"></polyline> <line class=ql-stroke x1=9 x2=15 y1=14 y2=14></line> <polyline class=ql-stroke points=\"3 14 4 15 6 13\"></polyline> <line class=ql-stroke x1=9 x2=15 y1=9 y2=9></line> <polyline class=ql-stroke points=\"3 9 4 10 6 8\"></polyline> </svg>";

            	/***/ }),
            	/* 102 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-fill d=M15.5,15H13.861a3.858,3.858,0,0,0,1.914-2.975,1.8,1.8,0,0,0-1.6-1.751A1.921,1.921,0,0,0,12.021,11.7a0.50013,0.50013,0,1,0,.957.291h0a0.914,0.914,0,0,1,1.053-.725,0.81,0.81,0,0,1,.744.762c0,1.076-1.16971,1.86982-1.93971,2.43082A1.45639,1.45639,0,0,0,12,15.5a0.5,0.5,0,0,0,.5.5h3A0.5,0.5,0,0,0,15.5,15Z /> <path class=ql-fill d=M9.65,5.241a1,1,0,0,0-1.409.108L6,7.964,3.759,5.349A1,1,0,0,0,2.192,6.59178Q2.21541,6.6213,2.241,6.649L4.684,9.5,2.241,12.35A1,1,0,0,0,3.71,13.70722q0.02557-.02768.049-0.05722L6,11.036,8.241,13.65a1,1,0,1,0,1.567-1.24277Q9.78459,12.3777,9.759,12.35L7.316,9.5,9.759,6.651A1,1,0,0,0,9.65,5.241Z /> </svg>";

            	/***/ }),
            	/* 103 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-fill d=M15.5,7H13.861a4.015,4.015,0,0,0,1.914-2.975,1.8,1.8,0,0,0-1.6-1.751A1.922,1.922,0,0,0,12.021,3.7a0.5,0.5,0,1,0,.957.291,0.917,0.917,0,0,1,1.053-.725,0.81,0.81,0,0,1,.744.762c0,1.077-1.164,1.925-1.934,2.486A1.423,1.423,0,0,0,12,7.5a0.5,0.5,0,0,0,.5.5h3A0.5,0.5,0,0,0,15.5,7Z /> <path class=ql-fill d=M9.651,5.241a1,1,0,0,0-1.41.108L6,7.964,3.759,5.349a1,1,0,1,0-1.519,1.3L4.683,9.5,2.241,12.35a1,1,0,1,0,1.519,1.3L6,11.036,8.241,13.65a1,1,0,0,0,1.519-1.3L7.317,9.5,9.759,6.651A1,1,0,0,0,9.651,5.241Z /> </svg>";

            	/***/ }),
            	/* 104 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <line class=\"ql-stroke ql-thin\" x1=15.5 x2=2.5 y1=8.5 y2=9.5></line> <path class=ql-fill d=M9.007,8C6.542,7.791,6,7.519,6,6.5,6,5.792,7.283,5,9,5c1.571,0,2.765.679,2.969,1.309a1,1,0,0,0,1.9-.617C13.356,4.106,11.354,3,9,3,6.2,3,4,4.538,4,6.5a3.2,3.2,0,0,0,.5,1.843Z></path> <path class=ql-fill d=M8.984,10C11.457,10.208,12,10.479,12,11.5c0,0.708-1.283,1.5-3,1.5-1.571,0-2.765-.679-2.969-1.309a1,1,0,1,0-1.9.617C4.644,13.894,6.646,15,9,15c2.8,0,5-1.538,5-3.5a3.2,3.2,0,0,0-.5-1.843Z></path> </svg>";

            	/***/ }),
            	/* 105 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <path class=ql-stroke d=M5,3V9a4.012,4.012,0,0,0,4,4H9a4.012,4.012,0,0,0,4-4V3></path> <rect class=ql-fill height=1 rx=0.5 ry=0.5 width=12 x=3 y=15></rect> </svg>";

            	/***/ }),
            	/* 106 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <rect class=ql-stroke height=12 width=12 x=3 y=3></rect> <rect class=ql-fill height=12 width=1 x=5 y=3></rect> <rect class=ql-fill height=12 width=1 x=12 y=3></rect> <rect class=ql-fill height=2 width=8 x=5 y=8></rect> <rect class=ql-fill height=1 width=3 x=3 y=5></rect> <rect class=ql-fill height=1 width=3 x=3 y=7></rect> <rect class=ql-fill height=1 width=3 x=3 y=10></rect> <rect class=ql-fill height=1 width=3 x=3 y=12></rect> <rect class=ql-fill height=1 width=3 x=12 y=5></rect> <rect class=ql-fill height=1 width=3 x=12 y=7></rect> <rect class=ql-fill height=1 width=3 x=12 y=10></rect> <rect class=ql-fill height=1 width=3 x=12 y=12></rect> </svg>";

            	/***/ }),
            	/* 107 */
            	/***/ (function(module, exports) {

            	module.exports = "<svg viewbox=\"0 0 18 18\"> <polygon class=ql-stroke points=\"7 11 9 13 11 11 7 11\"></polygon> <polygon class=ql-stroke points=\"7 7 9 5 11 7 7 7\"></polygon> </svg>";

            	/***/ }),
            	/* 108 */
            	/***/ (function(module, exports, __webpack_require__) {


            	Object.defineProperty(exports, "__esModule", {
            	  value: true
            	});
            	exports.default = exports.BubbleTooltip = undefined;

            	var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

            	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

            	var _extend = __webpack_require__(3);

            	var _extend2 = _interopRequireDefault(_extend);

            	var _emitter = __webpack_require__(8);

            	var _emitter2 = _interopRequireDefault(_emitter);

            	var _base = __webpack_require__(43);

            	var _base2 = _interopRequireDefault(_base);

            	var _selection = __webpack_require__(15);

            	var _icons = __webpack_require__(41);

            	var _icons2 = _interopRequireDefault(_icons);

            	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

            	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

            	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

            	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

            	var TOOLBAR_CONFIG = [['bold', 'italic', 'link'], [{ header: 1 }, { header: 2 }, 'blockquote']];

            	var BubbleTheme = function (_BaseTheme) {
            	  _inherits(BubbleTheme, _BaseTheme);

            	  function BubbleTheme(quill, options) {
            	    _classCallCheck(this, BubbleTheme);

            	    if (options.modules.toolbar != null && options.modules.toolbar.container == null) {
            	      options.modules.toolbar.container = TOOLBAR_CONFIG;
            	    }

            	    var _this = _possibleConstructorReturn(this, (BubbleTheme.__proto__ || Object.getPrototypeOf(BubbleTheme)).call(this, quill, options));

            	    _this.quill.container.classList.add('ql-bubble');
            	    return _this;
            	  }

            	  _createClass(BubbleTheme, [{
            	    key: 'extendToolbar',
            	    value: function extendToolbar(toolbar) {
            	      this.tooltip = new BubbleTooltip(this.quill, this.options.bounds);
            	      this.tooltip.root.appendChild(toolbar.container);
            	      this.buildButtons([].slice.call(toolbar.container.querySelectorAll('button')), _icons2.default);
            	      this.buildPickers([].slice.call(toolbar.container.querySelectorAll('select')), _icons2.default);
            	    }
            	  }]);

            	  return BubbleTheme;
            	}(_base2.default);

            	BubbleTheme.DEFAULTS = (0, _extend2.default)(true, {}, _base2.default.DEFAULTS, {
            	  modules: {
            	    toolbar: {
            	      handlers: {
            	        link: function link(value) {
            	          if (!value) {
            	            this.quill.format('link', false);
            	          } else {
            	            this.quill.theme.tooltip.edit();
            	          }
            	        }
            	      }
            	    }
            	  }
            	});

            	var BubbleTooltip = function (_BaseTooltip) {
            	  _inherits(BubbleTooltip, _BaseTooltip);

            	  function BubbleTooltip(quill, bounds) {
            	    _classCallCheck(this, BubbleTooltip);

            	    var _this2 = _possibleConstructorReturn(this, (BubbleTooltip.__proto__ || Object.getPrototypeOf(BubbleTooltip)).call(this, quill, bounds));

            	    _this2.quill.on(_emitter2.default.events.EDITOR_CHANGE, function (type, range, oldRange, source) {
            	      if (type !== _emitter2.default.events.SELECTION_CHANGE) return;
            	      if (range != null && range.length > 0 && source === _emitter2.default.sources.USER) {
            	        _this2.show();
            	        // Lock our width so we will expand beyond our offsetParent boundaries
            	        _this2.root.style.left = '0px';
            	        _this2.root.style.width = '';
            	        _this2.root.style.width = _this2.root.offsetWidth + 'px';
            	        var lines = _this2.quill.getLines(range.index, range.length);
            	        if (lines.length === 1) {
            	          _this2.position(_this2.quill.getBounds(range));
            	        } else {
            	          var lastLine = lines[lines.length - 1];
            	          var index = _this2.quill.getIndex(lastLine);
            	          var length = Math.min(lastLine.length() - 1, range.index + range.length - index);
            	          var _bounds = _this2.quill.getBounds(new _selection.Range(index, length));
            	          _this2.position(_bounds);
            	        }
            	      } else if (document.activeElement !== _this2.textbox && _this2.quill.hasFocus()) {
            	        _this2.hide();
            	      }
            	    });
            	    return _this2;
            	  }

            	  _createClass(BubbleTooltip, [{
            	    key: 'listen',
            	    value: function listen() {
            	      var _this3 = this;

            	      _get(BubbleTooltip.prototype.__proto__ || Object.getPrototypeOf(BubbleTooltip.prototype), 'listen', this).call(this);
            	      this.root.querySelector('.ql-close').addEventListener('click', function () {
            	        _this3.root.classList.remove('ql-editing');
            	      });
            	      this.quill.on(_emitter2.default.events.SCROLL_OPTIMIZE, function () {
            	        // Let selection be restored by toolbar handlers before repositioning
            	        setTimeout(function () {
            	          if (_this3.root.classList.contains('ql-hidden')) return;
            	          var range = _this3.quill.getSelection();
            	          if (range != null) {
            	            _this3.position(_this3.quill.getBounds(range));
            	          }
            	        }, 1);
            	      });
            	    }
            	  }, {
            	    key: 'cancel',
            	    value: function cancel() {
            	      this.show();
            	    }
            	  }, {
            	    key: 'position',
            	    value: function position(reference) {
            	      var shift = _get(BubbleTooltip.prototype.__proto__ || Object.getPrototypeOf(BubbleTooltip.prototype), 'position', this).call(this, reference);
            	      var arrow = this.root.querySelector('.ql-tooltip-arrow');
            	      arrow.style.marginLeft = '';
            	      if (shift === 0) return shift;
            	      arrow.style.marginLeft = -1 * shift - arrow.offsetWidth / 2 + 'px';
            	    }
            	  }]);

            	  return BubbleTooltip;
            	}(_base.BaseTooltip);

            	BubbleTooltip.TEMPLATE = ['<span class="ql-tooltip-arrow"></span>', '<div class="ql-tooltip-editor">', '<input type="text" data-formula="e=mc^2" data-link="https://quilljs.com" data-video="Embed URL">', '<a class="ql-close"></a>', '</div>'].join('');

            	exports.BubbleTooltip = BubbleTooltip;
            	exports.default = BubbleTheme;

            	/***/ }),
            	/* 109 */
            	/***/ (function(module, exports, __webpack_require__) {

            	module.exports = __webpack_require__(63);


            	/***/ })
            	/******/ ])["default"];
            	});
            } (quill));

            var Quill = /*@__PURE__*/getDefaultExportFromCjs(quill.exports);

            /**
             * This library modifies the diff-patch-match library by Neil Fraser
             * by removing the patch and match functionality and certain advanced
             * options in the diff function. The original license is as follows:
             *
             * ===
             *
             * Diff Match and Patch
             *
             * Copyright 2006 Google Inc.
             * http://code.google.com/p/google-diff-match-patch/
             *
             * Licensed under the Apache License, Version 2.0 (the "License");
             * you may not use this file except in compliance with the License.
             * You may obtain a copy of the License at
             *
             *   http://www.apache.org/licenses/LICENSE-2.0
             *
             * Unless required by applicable law or agreed to in writing, software
             * distributed under the License is distributed on an "AS IS" BASIS,
             * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
             * See the License for the specific language governing permissions and
             * limitations under the License.
             */

            /**
             * The data structure representing a diff is an array of tuples:
             * [[DIFF_DELETE, 'Hello'], [DIFF_INSERT, 'Goodbye'], [DIFF_EQUAL, ' world.']]
             * which means: delete 'Hello', add 'Goodbye' and keep ' world.'
             */
            var DIFF_DELETE = -1;
            var DIFF_INSERT = 1;
            var DIFF_EQUAL = 0;


            /**
             * Find the differences between two texts.  Simplifies the problem by stripping
             * any common prefix or suffix off the texts before diffing.
             * @param {string} text1 Old string to be diffed.
             * @param {string} text2 New string to be diffed.
             * @param {Int|Object} [cursor_pos] Edit position in text1 or object with more info
             * @return {Array} Array of diff tuples.
             */
            function diff_main(text1, text2, cursor_pos, _fix_unicode) {
              // Check for equality
              if (text1 === text2) {
                if (text1) {
                  return [[DIFF_EQUAL, text1]];
                }
                return [];
              }

              if (cursor_pos != null) {
                var editdiff = find_cursor_edit_diff(text1, text2, cursor_pos);
                if (editdiff) {
                  return editdiff;
                }
              }

              // Trim off common prefix (speedup).
              var commonlength = diff_commonPrefix(text1, text2);
              var commonprefix = text1.substring(0, commonlength);
              text1 = text1.substring(commonlength);
              text2 = text2.substring(commonlength);

              // Trim off common suffix (speedup).
              commonlength = diff_commonSuffix(text1, text2);
              var commonsuffix = text1.substring(text1.length - commonlength);
              text1 = text1.substring(0, text1.length - commonlength);
              text2 = text2.substring(0, text2.length - commonlength);

              // Compute the diff on the middle block.
              var diffs = diff_compute_(text1, text2);

              // Restore the prefix and suffix.
              if (commonprefix) {
                diffs.unshift([DIFF_EQUAL, commonprefix]);
              }
              if (commonsuffix) {
                diffs.push([DIFF_EQUAL, commonsuffix]);
              }
              diff_cleanupMerge(diffs, _fix_unicode);
              return diffs;
            }

            /**
             * Find the differences between two texts.  Assumes that the texts do not
             * have any common prefix or suffix.
             * @param {string} text1 Old string to be diffed.
             * @param {string} text2 New string to be diffed.
             * @return {Array} Array of diff tuples.
             */
            function diff_compute_(text1, text2) {
              var diffs;

              if (!text1) {
                // Just add some text (speedup).
                return [[DIFF_INSERT, text2]];
              }

              if (!text2) {
                // Just delete some text (speedup).
                return [[DIFF_DELETE, text1]];
              }

              var longtext = text1.length > text2.length ? text1 : text2;
              var shorttext = text1.length > text2.length ? text2 : text1;
              var i = longtext.indexOf(shorttext);
              if (i !== -1) {
                // Shorter text is inside the longer text (speedup).
                diffs = [
                  [DIFF_INSERT, longtext.substring(0, i)],
                  [DIFF_EQUAL, shorttext],
                  [DIFF_INSERT, longtext.substring(i + shorttext.length)]
                ];
                // Swap insertions for deletions if diff is reversed.
                if (text1.length > text2.length) {
                  diffs[0][0] = diffs[2][0] = DIFF_DELETE;
                }
                return diffs;
              }

              if (shorttext.length === 1) {
                // Single character string.
                // After the previous speedup, the character can't be an equality.
                return [[DIFF_DELETE, text1], [DIFF_INSERT, text2]];
              }

              // Check to see if the problem can be split in two.
              var hm = diff_halfMatch_(text1, text2);
              if (hm) {
                // A half-match was found, sort out the return data.
                var text1_a = hm[0];
                var text1_b = hm[1];
                var text2_a = hm[2];
                var text2_b = hm[3];
                var mid_common = hm[4];
                // Send both pairs off for separate processing.
                var diffs_a = diff_main(text1_a, text2_a);
                var diffs_b = diff_main(text1_b, text2_b);
                // Merge the results.
                return diffs_a.concat([[DIFF_EQUAL, mid_common]], diffs_b);
              }

              return diff_bisect_(text1, text2);
            }

            /**
             * Find the 'middle snake' of a diff, split the problem in two
             * and return the recursively constructed diff.
             * See Myers 1986 paper: An O(ND) Difference Algorithm and Its Variations.
             * @param {string} text1 Old string to be diffed.
             * @param {string} text2 New string to be diffed.
             * @return {Array} Array of diff tuples.
             * @private
             */
            function diff_bisect_(text1, text2) {
              // Cache the text lengths to prevent multiple calls.
              var text1_length = text1.length;
              var text2_length = text2.length;
              var max_d = Math.ceil((text1_length + text2_length) / 2);
              var v_offset = max_d;
              var v_length = 2 * max_d;
              var v1 = new Array(v_length);
              var v2 = new Array(v_length);
              // Setting all elements to -1 is faster in Chrome & Firefox than mixing
              // integers and undefined.
              for (var x = 0; x < v_length; x++) {
                v1[x] = -1;
                v2[x] = -1;
              }
              v1[v_offset + 1] = 0;
              v2[v_offset + 1] = 0;
              var delta = text1_length - text2_length;
              // If the total number of characters is odd, then the front path will collide
              // with the reverse path.
              var front = (delta % 2 !== 0);
              // Offsets for start and end of k loop.
              // Prevents mapping of space beyond the grid.
              var k1start = 0;
              var k1end = 0;
              var k2start = 0;
              var k2end = 0;
              for (var d = 0; d < max_d; d++) {
                // Walk the front path one step.
                for (var k1 = -d + k1start; k1 <= d - k1end; k1 += 2) {
                  var k1_offset = v_offset + k1;
                  var x1;
                  if (k1 === -d || (k1 !== d && v1[k1_offset - 1] < v1[k1_offset + 1])) {
                    x1 = v1[k1_offset + 1];
                  } else {
                    x1 = v1[k1_offset - 1] + 1;
                  }
                  var y1 = x1 - k1;
                  while (
                    x1 < text1_length && y1 < text2_length &&
                    text1.charAt(x1) === text2.charAt(y1)
                  ) {
                    x1++;
                    y1++;
                  }
                  v1[k1_offset] = x1;
                  if (x1 > text1_length) {
                    // Ran off the right of the graph.
                    k1end += 2;
                  } else if (y1 > text2_length) {
                    // Ran off the bottom of the graph.
                    k1start += 2;
                  } else if (front) {
                    var k2_offset = v_offset + delta - k1;
                    if (k2_offset >= 0 && k2_offset < v_length && v2[k2_offset] !== -1) {
                      // Mirror x2 onto top-left coordinate system.
                      var x2 = text1_length - v2[k2_offset];
                      if (x1 >= x2) {
                        // Overlap detected.
                        return diff_bisectSplit_(text1, text2, x1, y1);
                      }
                    }
                  }
                }

                // Walk the reverse path one step.
                for (var k2 = -d + k2start; k2 <= d - k2end; k2 += 2) {
                  var k2_offset = v_offset + k2;
                  var x2;
                  if (k2 === -d || (k2 !== d && v2[k2_offset - 1] < v2[k2_offset + 1])) {
                    x2 = v2[k2_offset + 1];
                  } else {
                    x2 = v2[k2_offset - 1] + 1;
                  }
                  var y2 = x2 - k2;
                  while (
                    x2 < text1_length && y2 < text2_length &&
                    text1.charAt(text1_length - x2 - 1) === text2.charAt(text2_length - y2 - 1)
                  ) {
                    x2++;
                    y2++;
                  }
                  v2[k2_offset] = x2;
                  if (x2 > text1_length) {
                    // Ran off the left of the graph.
                    k2end += 2;
                  } else if (y2 > text2_length) {
                    // Ran off the top of the graph.
                    k2start += 2;
                  } else if (!front) {
                    var k1_offset = v_offset + delta - k2;
                    if (k1_offset >= 0 && k1_offset < v_length && v1[k1_offset] !== -1) {
                      var x1 = v1[k1_offset];
                      var y1 = v_offset + x1 - k1_offset;
                      // Mirror x2 onto top-left coordinate system.
                      x2 = text1_length - x2;
                      if (x1 >= x2) {
                        // Overlap detected.
                        return diff_bisectSplit_(text1, text2, x1, y1);
                      }
                    }
                  }
                }
              }
              // Diff took too long and hit the deadline or
              // number of diffs equals number of characters, no commonality at all.
              return [[DIFF_DELETE, text1], [DIFF_INSERT, text2]];
            }

            /**
             * Given the location of the 'middle snake', split the diff in two parts
             * and recurse.
             * @param {string} text1 Old string to be diffed.
             * @param {string} text2 New string to be diffed.
             * @param {number} x Index of split point in text1.
             * @param {number} y Index of split point in text2.
             * @return {Array} Array of diff tuples.
             */
            function diff_bisectSplit_(text1, text2, x, y) {
              var text1a = text1.substring(0, x);
              var text2a = text2.substring(0, y);
              var text1b = text1.substring(x);
              var text2b = text2.substring(y);

              // Compute both diffs serially.
              var diffs = diff_main(text1a, text2a);
              var diffsb = diff_main(text1b, text2b);

              return diffs.concat(diffsb);
            }

            /**
             * Determine the common prefix of two strings.
             * @param {string} text1 First string.
             * @param {string} text2 Second string.
             * @return {number} The number of characters common to the start of each
             *     string.
             */
            function diff_commonPrefix(text1, text2) {
              // Quick check for common null cases.
              if (!text1 || !text2 || text1.charAt(0) !== text2.charAt(0)) {
                return 0;
              }
              // Binary search.
              // Performance analysis: http://neil.fraser.name/news/2007/10/09/
              var pointermin = 0;
              var pointermax = Math.min(text1.length, text2.length);
              var pointermid = pointermax;
              var pointerstart = 0;
              while (pointermin < pointermid) {
                if (
                  text1.substring(pointerstart, pointermid) ==
                  text2.substring(pointerstart, pointermid)
                ) {
                  pointermin = pointermid;
                  pointerstart = pointermin;
                } else {
                  pointermax = pointermid;
                }
                pointermid = Math.floor((pointermax - pointermin) / 2 + pointermin);
              }

              if (is_surrogate_pair_start(text1.charCodeAt(pointermid - 1))) {
                pointermid--;
              }

              return pointermid;
            }

            /**
             * Determine the common suffix of two strings.
             * @param {string} text1 First string.
             * @param {string} text2 Second string.
             * @return {number} The number of characters common to the end of each string.
             */
            function diff_commonSuffix(text1, text2) {
              // Quick check for common null cases.
              if (!text1 || !text2 || text1.slice(-1) !== text2.slice(-1)) {
                return 0;
              }
              // Binary search.
              // Performance analysis: http://neil.fraser.name/news/2007/10/09/
              var pointermin = 0;
              var pointermax = Math.min(text1.length, text2.length);
              var pointermid = pointermax;
              var pointerend = 0;
              while (pointermin < pointermid) {
                if (
                  text1.substring(text1.length - pointermid, text1.length - pointerend) ==
                  text2.substring(text2.length - pointermid, text2.length - pointerend)
                ) {
                  pointermin = pointermid;
                  pointerend = pointermin;
                } else {
                  pointermax = pointermid;
                }
                pointermid = Math.floor((pointermax - pointermin) / 2 + pointermin);
              }

              if (is_surrogate_pair_end(text1.charCodeAt(text1.length - pointermid))) {
                pointermid--;
              }

              return pointermid;
            }

            /**
             * Do the two texts share a substring which is at least half the length of the
             * longer text?
             * This speedup can produce non-minimal diffs.
             * @param {string} text1 First string.
             * @param {string} text2 Second string.
             * @return {Array.<string>} Five element Array, containing the prefix of
             *     text1, the suffix of text1, the prefix of text2, the suffix of
             *     text2 and the common middle.  Or null if there was no match.
             */
            function diff_halfMatch_(text1, text2) {
              var longtext = text1.length > text2.length ? text1 : text2;
              var shorttext = text1.length > text2.length ? text2 : text1;
              if (longtext.length < 4 || shorttext.length * 2 < longtext.length) {
                return null;  // Pointless.
              }

              /**
               * Does a substring of shorttext exist within longtext such that the substring
               * is at least half the length of longtext?
               * Closure, but does not reference any external variables.
               * @param {string} longtext Longer string.
               * @param {string} shorttext Shorter string.
               * @param {number} i Start index of quarter length substring within longtext.
               * @return {Array.<string>} Five element Array, containing the prefix of
               *     longtext, the suffix of longtext, the prefix of shorttext, the suffix
               *     of shorttext and the common middle.  Or null if there was no match.
               * @private
               */
              function diff_halfMatchI_(longtext, shorttext, i) {
                // Start with a 1/4 length substring at position i as a seed.
                var seed = longtext.substring(i, i + Math.floor(longtext.length / 4));
                var j = -1;
                var best_common = '';
                var best_longtext_a, best_longtext_b, best_shorttext_a, best_shorttext_b;
                while ((j = shorttext.indexOf(seed, j + 1)) !== -1) {
                  var prefixLength = diff_commonPrefix(
                    longtext.substring(i), shorttext.substring(j));
                  var suffixLength = diff_commonSuffix(
                    longtext.substring(0, i), shorttext.substring(0, j));
                  if (best_common.length < suffixLength + prefixLength) {
                    best_common = shorttext.substring(
                      j - suffixLength, j) + shorttext.substring(j, j + prefixLength);
                    best_longtext_a = longtext.substring(0, i - suffixLength);
                    best_longtext_b = longtext.substring(i + prefixLength);
                    best_shorttext_a = shorttext.substring(0, j - suffixLength);
                    best_shorttext_b = shorttext.substring(j + prefixLength);
                  }
                }
                if (best_common.length * 2 >= longtext.length) {
                  return [
                    best_longtext_a, best_longtext_b,
                    best_shorttext_a, best_shorttext_b, best_common
                  ];
                } else {
                  return null;
                }
              }

              // First check if the second quarter is the seed for a half-match.
              var hm1 = diff_halfMatchI_(longtext, shorttext, Math.ceil(longtext.length / 4));
              // Check again based on the third quarter.
              var hm2 = diff_halfMatchI_(longtext, shorttext, Math.ceil(longtext.length / 2));
              var hm;
              if (!hm1 && !hm2) {
                return null;
              } else if (!hm2) {
                hm = hm1;
              } else if (!hm1) {
                hm = hm2;
              } else {
                // Both matched.  Select the longest.
                hm = hm1[4].length > hm2[4].length ? hm1 : hm2;
              }

              // A half-match was found, sort out the return data.
              var text1_a, text1_b, text2_a, text2_b;
              if (text1.length > text2.length) {
                text1_a = hm[0];
                text1_b = hm[1];
                text2_a = hm[2];
                text2_b = hm[3];
              } else {
                text2_a = hm[0];
                text2_b = hm[1];
                text1_a = hm[2];
                text1_b = hm[3];
              }
              var mid_common = hm[4];
              return [text1_a, text1_b, text2_a, text2_b, mid_common];
            }

            /**
             * Reorder and merge like edit sections.  Merge equalities.
             * Any edit section can move as long as it doesn't cross an equality.
             * @param {Array} diffs Array of diff tuples.
             * @param {boolean} fix_unicode Whether to normalize to a unicode-correct diff
             */
            function diff_cleanupMerge(diffs, fix_unicode) {
              diffs.push([DIFF_EQUAL, '']);  // Add a dummy entry at the end.
              var pointer = 0;
              var count_delete = 0;
              var count_insert = 0;
              var text_delete = '';
              var text_insert = '';
              var commonlength;
              while (pointer < diffs.length) {
                if (pointer < diffs.length - 1 && !diffs[pointer][1]) {
                  diffs.splice(pointer, 1);
                  continue;
                }
                switch (diffs[pointer][0]) {
                  case DIFF_INSERT:

                    count_insert++;
                    text_insert += diffs[pointer][1];
                    pointer++;
                    break;
                  case DIFF_DELETE:
                    count_delete++;
                    text_delete += diffs[pointer][1];
                    pointer++;
                    break;
                  case DIFF_EQUAL:
                    var previous_equality = pointer - count_insert - count_delete - 1;
                    if (fix_unicode) {
                      // prevent splitting of unicode surrogate pairs.  when fix_unicode is true,
                      // we assume that the old and new text in the diff are complete and correct
                      // unicode-encoded JS strings, but the tuple boundaries may fall between
                      // surrogate pairs.  we fix this by shaving off stray surrogates from the end
                      // of the previous equality and the beginning of this equality.  this may create
                      // empty equalities or a common prefix or suffix.  for example, if AB and AC are
                      // emojis, `[[0, 'A'], [-1, 'BA'], [0, 'C']]` would turn into deleting 'ABAC' and
                      // inserting 'AC', and then the common suffix 'AC' will be eliminated.  in this
                      // particular case, both equalities go away, we absorb any previous inequalities,
                      // and we keep scanning for the next equality before rewriting the tuples.
                      if (previous_equality >= 0 && ends_with_pair_start(diffs[previous_equality][1])) {
                        var stray = diffs[previous_equality][1].slice(-1);
                        diffs[previous_equality][1] = diffs[previous_equality][1].slice(0, -1);
                        text_delete = stray + text_delete;
                        text_insert = stray + text_insert;
                        if (!diffs[previous_equality][1]) {
                          // emptied out previous equality, so delete it and include previous delete/insert
                          diffs.splice(previous_equality, 1);
                          pointer--;
                          var k = previous_equality - 1;
                          if (diffs[k] && diffs[k][0] === DIFF_INSERT) {
                            count_insert++;
                            text_insert = diffs[k][1] + text_insert;
                            k--;
                          }
                          if (diffs[k] && diffs[k][0] === DIFF_DELETE) {
                            count_delete++;
                            text_delete = diffs[k][1] + text_delete;
                            k--;
                          }
                          previous_equality = k;
                        }
                      }
                      if (starts_with_pair_end(diffs[pointer][1])) {
                        var stray = diffs[pointer][1].charAt(0);
                        diffs[pointer][1] = diffs[pointer][1].slice(1);
                        text_delete += stray;
                        text_insert += stray;
                      }
                    }
                    if (pointer < diffs.length - 1 && !diffs[pointer][1]) {
                      // for empty equality not at end, wait for next equality
                      diffs.splice(pointer, 1);
                      break;
                    }
                    if (text_delete.length > 0 || text_insert.length > 0) {
                      // note that diff_commonPrefix and diff_commonSuffix are unicode-aware
                      if (text_delete.length > 0 && text_insert.length > 0) {
                        // Factor out any common prefixes.
                        commonlength = diff_commonPrefix(text_insert, text_delete);
                        if (commonlength !== 0) {
                          if (previous_equality >= 0) {
                            diffs[previous_equality][1] += text_insert.substring(0, commonlength);
                          } else {
                            diffs.splice(0, 0, [DIFF_EQUAL, text_insert.substring(0, commonlength)]);
                            pointer++;
                          }
                          text_insert = text_insert.substring(commonlength);
                          text_delete = text_delete.substring(commonlength);
                        }
                        // Factor out any common suffixes.
                        commonlength = diff_commonSuffix(text_insert, text_delete);
                        if (commonlength !== 0) {
                          diffs[pointer][1] =
                            text_insert.substring(text_insert.length - commonlength) + diffs[pointer][1];
                          text_insert = text_insert.substring(0, text_insert.length - commonlength);
                          text_delete = text_delete.substring(0, text_delete.length - commonlength);
                        }
                      }
                      // Delete the offending records and add the merged ones.
                      var n = count_insert + count_delete;
                      if (text_delete.length === 0 && text_insert.length === 0) {
                        diffs.splice(pointer - n, n);
                        pointer = pointer - n;
                      } else if (text_delete.length === 0) {
                        diffs.splice(pointer - n, n, [DIFF_INSERT, text_insert]);
                        pointer = pointer - n + 1;
                      } else if (text_insert.length === 0) {
                        diffs.splice(pointer - n, n, [DIFF_DELETE, text_delete]);
                        pointer = pointer - n + 1;
                      } else {
                        diffs.splice(pointer - n, n, [DIFF_DELETE, text_delete], [DIFF_INSERT, text_insert]);
                        pointer = pointer - n + 2;
                      }
                    }
                    if (pointer !== 0 && diffs[pointer - 1][0] === DIFF_EQUAL) {
                      // Merge this equality with the previous one.
                      diffs[pointer - 1][1] += diffs[pointer][1];
                      diffs.splice(pointer, 1);
                    } else {
                      pointer++;
                    }
                    count_insert = 0;
                    count_delete = 0;
                    text_delete = '';
                    text_insert = '';
                    break;
                }
              }
              if (diffs[diffs.length - 1][1] === '') {
                diffs.pop();  // Remove the dummy entry at the end.
              }

              // Second pass: look for single edits surrounded on both sides by equalities
              // which can be shifted sideways to eliminate an equality.
              // e.g: A<ins>BA</ins>C -> <ins>AB</ins>AC
              var changes = false;
              pointer = 1;
              // Intentionally ignore the first and last element (don't need checking).
              while (pointer < diffs.length - 1) {
                if (diffs[pointer - 1][0] === DIFF_EQUAL &&
                  diffs[pointer + 1][0] === DIFF_EQUAL) {
                  // This is a single edit surrounded by equalities.
                  if (diffs[pointer][1].substring(diffs[pointer][1].length -
                    diffs[pointer - 1][1].length) === diffs[pointer - 1][1]) {
                    // Shift the edit over the previous equality.
                    diffs[pointer][1] = diffs[pointer - 1][1] +
                      diffs[pointer][1].substring(0, diffs[pointer][1].length -
                        diffs[pointer - 1][1].length);
                    diffs[pointer + 1][1] = diffs[pointer - 1][1] + diffs[pointer + 1][1];
                    diffs.splice(pointer - 1, 1);
                    changes = true;
                  } else if (diffs[pointer][1].substring(0, diffs[pointer + 1][1].length) ==
                    diffs[pointer + 1][1]) {
                    // Shift the edit over the next equality.
                    diffs[pointer - 1][1] += diffs[pointer + 1][1];
                    diffs[pointer][1] =
                      diffs[pointer][1].substring(diffs[pointer + 1][1].length) +
                      diffs[pointer + 1][1];
                    diffs.splice(pointer + 1, 1);
                    changes = true;
                  }
                }
                pointer++;
              }
              // If shifts were made, the diff needs reordering and another shift sweep.
              if (changes) {
                diff_cleanupMerge(diffs, fix_unicode);
              }
            }
            function is_surrogate_pair_start(charCode) {
              return charCode >= 0xD800 && charCode <= 0xDBFF;
            }

            function is_surrogate_pair_end(charCode) {
              return charCode >= 0xDC00 && charCode <= 0xDFFF;
            }

            function starts_with_pair_end(str) {
              return is_surrogate_pair_end(str.charCodeAt(0));
            }

            function ends_with_pair_start(str) {
              return is_surrogate_pair_start(str.charCodeAt(str.length - 1));
            }

            function remove_empty_tuples(tuples) {
              var ret = [];
              for (var i = 0; i < tuples.length; i++) {
                if (tuples[i][1].length > 0) {
                  ret.push(tuples[i]);
                }
              }
              return ret;
            }

            function make_edit_splice(before, oldMiddle, newMiddle, after) {
              if (ends_with_pair_start(before) || starts_with_pair_end(after)) {
                return null;
              }
              return remove_empty_tuples([
                [DIFF_EQUAL, before],
                [DIFF_DELETE, oldMiddle],
                [DIFF_INSERT, newMiddle],
                [DIFF_EQUAL, after]
              ]);
            }

            function find_cursor_edit_diff(oldText, newText, cursor_pos) {
              // note: this runs after equality check has ruled out exact equality
              var oldRange = typeof cursor_pos === 'number' ?
                { index: cursor_pos, length: 0 } : cursor_pos.oldRange;
              var newRange = typeof cursor_pos === 'number' ?
                null : cursor_pos.newRange;
              // take into account the old and new selection to generate the best diff
              // possible for a text edit.  for example, a text change from "xxx" to "xx"
              // could be a delete or forwards-delete of any one of the x's, or the
              // result of selecting two of the x's and typing "x".
              var oldLength = oldText.length;
              var newLength = newText.length;
              if (oldRange.length === 0 && (newRange === null || newRange.length === 0)) {
                // see if we have an insert or delete before or after cursor
                var oldCursor = oldRange.index;
                var oldBefore = oldText.slice(0, oldCursor);
                var oldAfter = oldText.slice(oldCursor);
                var maybeNewCursor = newRange ? newRange.index : null;
                editBefore: {
                  // is this an insert or delete right before oldCursor?
                  var newCursor = oldCursor + newLength - oldLength;
                  if (maybeNewCursor !== null && maybeNewCursor !== newCursor) {
                    break editBefore;
                  }
                  if (newCursor < 0 || newCursor > newLength) {
                    break editBefore;
                  }
                  var newBefore = newText.slice(0, newCursor);
                  var newAfter = newText.slice(newCursor);
                  if (newAfter !== oldAfter) {
                    break editBefore;
                  }
                  var prefixLength = Math.min(oldCursor, newCursor);
                  var oldPrefix = oldBefore.slice(0, prefixLength);
                  var newPrefix = newBefore.slice(0, prefixLength);
                  if (oldPrefix !== newPrefix) {
                    break editBefore;
                  }
                  var oldMiddle = oldBefore.slice(prefixLength);
                  var newMiddle = newBefore.slice(prefixLength);
                  return make_edit_splice(oldPrefix, oldMiddle, newMiddle, oldAfter);
                }
                editAfter: {
                  // is this an insert or delete right after oldCursor?
                  if (maybeNewCursor !== null && maybeNewCursor !== oldCursor) {
                    break editAfter;
                  }
                  var cursor = oldCursor;
                  var newBefore = newText.slice(0, cursor);
                  var newAfter = newText.slice(cursor);
                  if (newBefore !== oldBefore) {
                    break editAfter;
                  }
                  var suffixLength = Math.min(oldLength - cursor, newLength - cursor);
                  var oldSuffix = oldAfter.slice(oldAfter.length - suffixLength);
                  var newSuffix = newAfter.slice(newAfter.length - suffixLength);
                  if (oldSuffix !== newSuffix) {
                    break editAfter;
                  }
                  var oldMiddle = oldAfter.slice(0, oldAfter.length - suffixLength);
                  var newMiddle = newAfter.slice(0, newAfter.length - suffixLength);
                  return make_edit_splice(oldBefore, oldMiddle, newMiddle, oldSuffix);
                }
              }
              if (oldRange.length > 0 && newRange && newRange.length === 0) {
                replaceRange: {
                  // see if diff could be a splice of the old selection range
                  var oldPrefix = oldText.slice(0, oldRange.index);
                  var oldSuffix = oldText.slice(oldRange.index + oldRange.length);
                  var prefixLength = oldPrefix.length;
                  var suffixLength = oldSuffix.length;
                  if (newLength < prefixLength + suffixLength) {
                    break replaceRange;
                  }
                  var newPrefix = newText.slice(0, prefixLength);
                  var newSuffix = newText.slice(newLength - suffixLength);
                  if (oldPrefix !== newPrefix || oldSuffix !== newSuffix) {
                    break replaceRange;
                  }
                  var oldMiddle = oldText.slice(prefixLength, oldLength - suffixLength);
                  var newMiddle = newText.slice(prefixLength, newLength - suffixLength);
                  return make_edit_splice(oldPrefix, oldMiddle, newMiddle, oldSuffix);
                }
              }

              return null;
            }

            function diff(text1, text2, cursor_pos) {
              // only pass fix_unicode=true at the top level, not when diff_main is
              // recursively invoked
              return diff_main(text1, text2, cursor_pos, true);
            }

            diff.INSERT = DIFF_INSERT;
            diff.DELETE = DIFF_DELETE;
            diff.EQUAL = DIFF_EQUAL;

            var diff_1 = diff;

            var lodash_clonedeep = {exports: {}};

            /**
             * lodash (Custom Build) <https://lodash.com/>
             * Build: `lodash modularize exports="npm" -o ./`
             * Copyright jQuery Foundation and other contributors <https://jquery.org/>
             * Released under MIT license <https://lodash.com/license>
             * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
             * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
             */

            (function (module, exports) {
            	/** Used as the size to enable large array optimizations. */
            	var LARGE_ARRAY_SIZE = 200;

            	/** Used to stand-in for `undefined` hash values. */
            	var HASH_UNDEFINED = '__lodash_hash_undefined__';

            	/** Used as references for various `Number` constants. */
            	var MAX_SAFE_INTEGER = 9007199254740991;

            	/** `Object#toString` result references. */
            	var argsTag = '[object Arguments]',
            	    arrayTag = '[object Array]',
            	    boolTag = '[object Boolean]',
            	    dateTag = '[object Date]',
            	    errorTag = '[object Error]',
            	    funcTag = '[object Function]',
            	    genTag = '[object GeneratorFunction]',
            	    mapTag = '[object Map]',
            	    numberTag = '[object Number]',
            	    objectTag = '[object Object]',
            	    promiseTag = '[object Promise]',
            	    regexpTag = '[object RegExp]',
            	    setTag = '[object Set]',
            	    stringTag = '[object String]',
            	    symbolTag = '[object Symbol]',
            	    weakMapTag = '[object WeakMap]';

            	var arrayBufferTag = '[object ArrayBuffer]',
            	    dataViewTag = '[object DataView]',
            	    float32Tag = '[object Float32Array]',
            	    float64Tag = '[object Float64Array]',
            	    int8Tag = '[object Int8Array]',
            	    int16Tag = '[object Int16Array]',
            	    int32Tag = '[object Int32Array]',
            	    uint8Tag = '[object Uint8Array]',
            	    uint8ClampedTag = '[object Uint8ClampedArray]',
            	    uint16Tag = '[object Uint16Array]',
            	    uint32Tag = '[object Uint32Array]';

            	/**
            	 * Used to match `RegExp`
            	 * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
            	 */
            	var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;

            	/** Used to match `RegExp` flags from their coerced string values. */
            	var reFlags = /\w*$/;

            	/** Used to detect host constructors (Safari). */
            	var reIsHostCtor = /^\[object .+?Constructor\]$/;

            	/** Used to detect unsigned integer values. */
            	var reIsUint = /^(?:0|[1-9]\d*)$/;

            	/** Used to identify `toStringTag` values supported by `_.clone`. */
            	var cloneableTags = {};
            	cloneableTags[argsTag] = cloneableTags[arrayTag] =
            	cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] =
            	cloneableTags[boolTag] = cloneableTags[dateTag] =
            	cloneableTags[float32Tag] = cloneableTags[float64Tag] =
            	cloneableTags[int8Tag] = cloneableTags[int16Tag] =
            	cloneableTags[int32Tag] = cloneableTags[mapTag] =
            	cloneableTags[numberTag] = cloneableTags[objectTag] =
            	cloneableTags[regexpTag] = cloneableTags[setTag] =
            	cloneableTags[stringTag] = cloneableTags[symbolTag] =
            	cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] =
            	cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;
            	cloneableTags[errorTag] = cloneableTags[funcTag] =
            	cloneableTags[weakMapTag] = false;

            	/** Detect free variable `global` from Node.js. */
            	var freeGlobal = typeof commonjsGlobal == 'object' && commonjsGlobal && commonjsGlobal.Object === Object && commonjsGlobal;

            	/** Detect free variable `self`. */
            	var freeSelf = typeof self == 'object' && self && self.Object === Object && self;

            	/** Used as a reference to the global object. */
            	var root = freeGlobal || freeSelf || Function('return this')();

            	/** Detect free variable `exports`. */
            	var freeExports = exports && !exports.nodeType && exports;

            	/** Detect free variable `module`. */
            	var freeModule = freeExports && 'object' == 'object' && module && !module.nodeType && module;

            	/** Detect the popular CommonJS extension `module.exports`. */
            	var moduleExports = freeModule && freeModule.exports === freeExports;

            	/**
            	 * Adds the key-value `pair` to `map`.
            	 *
            	 * @private
            	 * @param {Object} map The map to modify.
            	 * @param {Array} pair The key-value pair to add.
            	 * @returns {Object} Returns `map`.
            	 */
            	function addMapEntry(map, pair) {
            	  // Don't return `map.set` because it's not chainable in IE 11.
            	  map.set(pair[0], pair[1]);
            	  return map;
            	}

            	/**
            	 * Adds `value` to `set`.
            	 *
            	 * @private
            	 * @param {Object} set The set to modify.
            	 * @param {*} value The value to add.
            	 * @returns {Object} Returns `set`.
            	 */
            	function addSetEntry(set, value) {
            	  // Don't return `set.add` because it's not chainable in IE 11.
            	  set.add(value);
            	  return set;
            	}

            	/**
            	 * A specialized version of `_.forEach` for arrays without support for
            	 * iteratee shorthands.
            	 *
            	 * @private
            	 * @param {Array} [array] The array to iterate over.
            	 * @param {Function} iteratee The function invoked per iteration.
            	 * @returns {Array} Returns `array`.
            	 */
            	function arrayEach(array, iteratee) {
            	  var index = -1,
            	      length = array ? array.length : 0;

            	  while (++index < length) {
            	    if (iteratee(array[index], index, array) === false) {
            	      break;
            	    }
            	  }
            	  return array;
            	}

            	/**
            	 * Appends the elements of `values` to `array`.
            	 *
            	 * @private
            	 * @param {Array} array The array to modify.
            	 * @param {Array} values The values to append.
            	 * @returns {Array} Returns `array`.
            	 */
            	function arrayPush(array, values) {
            	  var index = -1,
            	      length = values.length,
            	      offset = array.length;

            	  while (++index < length) {
            	    array[offset + index] = values[index];
            	  }
            	  return array;
            	}

            	/**
            	 * A specialized version of `_.reduce` for arrays without support for
            	 * iteratee shorthands.
            	 *
            	 * @private
            	 * @param {Array} [array] The array to iterate over.
            	 * @param {Function} iteratee The function invoked per iteration.
            	 * @param {*} [accumulator] The initial value.
            	 * @param {boolean} [initAccum] Specify using the first element of `array` as
            	 *  the initial value.
            	 * @returns {*} Returns the accumulated value.
            	 */
            	function arrayReduce(array, iteratee, accumulator, initAccum) {
            	  var index = -1,
            	      length = array ? array.length : 0;

            	  if (initAccum && length) {
            	    accumulator = array[++index];
            	  }
            	  while (++index < length) {
            	    accumulator = iteratee(accumulator, array[index], index, array);
            	  }
            	  return accumulator;
            	}

            	/**
            	 * The base implementation of `_.times` without support for iteratee shorthands
            	 * or max array length checks.
            	 *
            	 * @private
            	 * @param {number} n The number of times to invoke `iteratee`.
            	 * @param {Function} iteratee The function invoked per iteration.
            	 * @returns {Array} Returns the array of results.
            	 */
            	function baseTimes(n, iteratee) {
            	  var index = -1,
            	      result = Array(n);

            	  while (++index < n) {
            	    result[index] = iteratee(index);
            	  }
            	  return result;
            	}

            	/**
            	 * Gets the value at `key` of `object`.
            	 *
            	 * @private
            	 * @param {Object} [object] The object to query.
            	 * @param {string} key The key of the property to get.
            	 * @returns {*} Returns the property value.
            	 */
            	function getValue(object, key) {
            	  return object == null ? undefined : object[key];
            	}

            	/**
            	 * Checks if `value` is a host object in IE < 9.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a host object, else `false`.
            	 */
            	function isHostObject(value) {
            	  // Many host objects are `Object` objects that can coerce to strings
            	  // despite having improperly defined `toString` methods.
            	  var result = false;
            	  if (value != null && typeof value.toString != 'function') {
            	    try {
            	      result = !!(value + '');
            	    } catch (e) {}
            	  }
            	  return result;
            	}

            	/**
            	 * Converts `map` to its key-value pairs.
            	 *
            	 * @private
            	 * @param {Object} map The map to convert.
            	 * @returns {Array} Returns the key-value pairs.
            	 */
            	function mapToArray(map) {
            	  var index = -1,
            	      result = Array(map.size);

            	  map.forEach(function(value, key) {
            	    result[++index] = [key, value];
            	  });
            	  return result;
            	}

            	/**
            	 * Creates a unary function that invokes `func` with its argument transformed.
            	 *
            	 * @private
            	 * @param {Function} func The function to wrap.
            	 * @param {Function} transform The argument transform.
            	 * @returns {Function} Returns the new function.
            	 */
            	function overArg(func, transform) {
            	  return function(arg) {
            	    return func(transform(arg));
            	  };
            	}

            	/**
            	 * Converts `set` to an array of its values.
            	 *
            	 * @private
            	 * @param {Object} set The set to convert.
            	 * @returns {Array} Returns the values.
            	 */
            	function setToArray(set) {
            	  var index = -1,
            	      result = Array(set.size);

            	  set.forEach(function(value) {
            	    result[++index] = value;
            	  });
            	  return result;
            	}

            	/** Used for built-in method references. */
            	var arrayProto = Array.prototype,
            	    funcProto = Function.prototype,
            	    objectProto = Object.prototype;

            	/** Used to detect overreaching core-js shims. */
            	var coreJsData = root['__core-js_shared__'];

            	/** Used to detect methods masquerading as native. */
            	var maskSrcKey = (function() {
            	  var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
            	  return uid ? ('Symbol(src)_1.' + uid) : '';
            	}());

            	/** Used to resolve the decompiled source of functions. */
            	var funcToString = funcProto.toString;

            	/** Used to check objects for own properties. */
            	var hasOwnProperty = objectProto.hasOwnProperty;

            	/**
            	 * Used to resolve the
            	 * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
            	 * of values.
            	 */
            	var objectToString = objectProto.toString;

            	/** Used to detect if a method is native. */
            	var reIsNative = RegExp('^' +
            	  funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
            	  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
            	);

            	/** Built-in value references. */
            	var Buffer = moduleExports ? root.Buffer : undefined,
            	    Symbol = root.Symbol,
            	    Uint8Array = root.Uint8Array,
            	    getPrototype = overArg(Object.getPrototypeOf, Object),
            	    objectCreate = Object.create,
            	    propertyIsEnumerable = objectProto.propertyIsEnumerable,
            	    splice = arrayProto.splice;

            	/* Built-in method references for those with the same name as other `lodash` methods. */
            	var nativeGetSymbols = Object.getOwnPropertySymbols,
            	    nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,
            	    nativeKeys = overArg(Object.keys, Object);

            	/* Built-in method references that are verified to be native. */
            	var DataView = getNative(root, 'DataView'),
            	    Map = getNative(root, 'Map'),
            	    Promise = getNative(root, 'Promise'),
            	    Set = getNative(root, 'Set'),
            	    WeakMap = getNative(root, 'WeakMap'),
            	    nativeCreate = getNative(Object, 'create');

            	/** Used to detect maps, sets, and weakmaps. */
            	var dataViewCtorString = toSource(DataView),
            	    mapCtorString = toSource(Map),
            	    promiseCtorString = toSource(Promise),
            	    setCtorString = toSource(Set),
            	    weakMapCtorString = toSource(WeakMap);

            	/** Used to convert symbols to primitives and strings. */
            	var symbolProto = Symbol ? Symbol.prototype : undefined,
            	    symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;

            	/**
            	 * Creates a hash object.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [entries] The key-value pairs to cache.
            	 */
            	function Hash(entries) {
            	  var index = -1,
            	      length = entries ? entries.length : 0;

            	  this.clear();
            	  while (++index < length) {
            	    var entry = entries[index];
            	    this.set(entry[0], entry[1]);
            	  }
            	}

            	/**
            	 * Removes all key-value entries from the hash.
            	 *
            	 * @private
            	 * @name clear
            	 * @memberOf Hash
            	 */
            	function hashClear() {
            	  this.__data__ = nativeCreate ? nativeCreate(null) : {};
            	}

            	/**
            	 * Removes `key` and its value from the hash.
            	 *
            	 * @private
            	 * @name delete
            	 * @memberOf Hash
            	 * @param {Object} hash The hash to modify.
            	 * @param {string} key The key of the value to remove.
            	 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
            	 */
            	function hashDelete(key) {
            	  return this.has(key) && delete this.__data__[key];
            	}

            	/**
            	 * Gets the hash value for `key`.
            	 *
            	 * @private
            	 * @name get
            	 * @memberOf Hash
            	 * @param {string} key The key of the value to get.
            	 * @returns {*} Returns the entry value.
            	 */
            	function hashGet(key) {
            	  var data = this.__data__;
            	  if (nativeCreate) {
            	    var result = data[key];
            	    return result === HASH_UNDEFINED ? undefined : result;
            	  }
            	  return hasOwnProperty.call(data, key) ? data[key] : undefined;
            	}

            	/**
            	 * Checks if a hash value for `key` exists.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf Hash
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function hashHas(key) {
            	  var data = this.__data__;
            	  return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key);
            	}

            	/**
            	 * Sets the hash `key` to `value`.
            	 *
            	 * @private
            	 * @name set
            	 * @memberOf Hash
            	 * @param {string} key The key of the value to set.
            	 * @param {*} value The value to set.
            	 * @returns {Object} Returns the hash instance.
            	 */
            	function hashSet(key, value) {
            	  var data = this.__data__;
            	  data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
            	  return this;
            	}

            	// Add methods to `Hash`.
            	Hash.prototype.clear = hashClear;
            	Hash.prototype['delete'] = hashDelete;
            	Hash.prototype.get = hashGet;
            	Hash.prototype.has = hashHas;
            	Hash.prototype.set = hashSet;

            	/**
            	 * Creates an list cache object.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [entries] The key-value pairs to cache.
            	 */
            	function ListCache(entries) {
            	  var index = -1,
            	      length = entries ? entries.length : 0;

            	  this.clear();
            	  while (++index < length) {
            	    var entry = entries[index];
            	    this.set(entry[0], entry[1]);
            	  }
            	}

            	/**
            	 * Removes all key-value entries from the list cache.
            	 *
            	 * @private
            	 * @name clear
            	 * @memberOf ListCache
            	 */
            	function listCacheClear() {
            	  this.__data__ = [];
            	}

            	/**
            	 * Removes `key` and its value from the list cache.
            	 *
            	 * @private
            	 * @name delete
            	 * @memberOf ListCache
            	 * @param {string} key The key of the value to remove.
            	 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
            	 */
            	function listCacheDelete(key) {
            	  var data = this.__data__,
            	      index = assocIndexOf(data, key);

            	  if (index < 0) {
            	    return false;
            	  }
            	  var lastIndex = data.length - 1;
            	  if (index == lastIndex) {
            	    data.pop();
            	  } else {
            	    splice.call(data, index, 1);
            	  }
            	  return true;
            	}

            	/**
            	 * Gets the list cache value for `key`.
            	 *
            	 * @private
            	 * @name get
            	 * @memberOf ListCache
            	 * @param {string} key The key of the value to get.
            	 * @returns {*} Returns the entry value.
            	 */
            	function listCacheGet(key) {
            	  var data = this.__data__,
            	      index = assocIndexOf(data, key);

            	  return index < 0 ? undefined : data[index][1];
            	}

            	/**
            	 * Checks if a list cache value for `key` exists.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf ListCache
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function listCacheHas(key) {
            	  return assocIndexOf(this.__data__, key) > -1;
            	}

            	/**
            	 * Sets the list cache `key` to `value`.
            	 *
            	 * @private
            	 * @name set
            	 * @memberOf ListCache
            	 * @param {string} key The key of the value to set.
            	 * @param {*} value The value to set.
            	 * @returns {Object} Returns the list cache instance.
            	 */
            	function listCacheSet(key, value) {
            	  var data = this.__data__,
            	      index = assocIndexOf(data, key);

            	  if (index < 0) {
            	    data.push([key, value]);
            	  } else {
            	    data[index][1] = value;
            	  }
            	  return this;
            	}

            	// Add methods to `ListCache`.
            	ListCache.prototype.clear = listCacheClear;
            	ListCache.prototype['delete'] = listCacheDelete;
            	ListCache.prototype.get = listCacheGet;
            	ListCache.prototype.has = listCacheHas;
            	ListCache.prototype.set = listCacheSet;

            	/**
            	 * Creates a map cache object to store key-value pairs.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [entries] The key-value pairs to cache.
            	 */
            	function MapCache(entries) {
            	  var index = -1,
            	      length = entries ? entries.length : 0;

            	  this.clear();
            	  while (++index < length) {
            	    var entry = entries[index];
            	    this.set(entry[0], entry[1]);
            	  }
            	}

            	/**
            	 * Removes all key-value entries from the map.
            	 *
            	 * @private
            	 * @name clear
            	 * @memberOf MapCache
            	 */
            	function mapCacheClear() {
            	  this.__data__ = {
            	    'hash': new Hash,
            	    'map': new (Map || ListCache),
            	    'string': new Hash
            	  };
            	}

            	/**
            	 * Removes `key` and its value from the map.
            	 *
            	 * @private
            	 * @name delete
            	 * @memberOf MapCache
            	 * @param {string} key The key of the value to remove.
            	 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
            	 */
            	function mapCacheDelete(key) {
            	  return getMapData(this, key)['delete'](key);
            	}

            	/**
            	 * Gets the map value for `key`.
            	 *
            	 * @private
            	 * @name get
            	 * @memberOf MapCache
            	 * @param {string} key The key of the value to get.
            	 * @returns {*} Returns the entry value.
            	 */
            	function mapCacheGet(key) {
            	  return getMapData(this, key).get(key);
            	}

            	/**
            	 * Checks if a map value for `key` exists.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf MapCache
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function mapCacheHas(key) {
            	  return getMapData(this, key).has(key);
            	}

            	/**
            	 * Sets the map `key` to `value`.
            	 *
            	 * @private
            	 * @name set
            	 * @memberOf MapCache
            	 * @param {string} key The key of the value to set.
            	 * @param {*} value The value to set.
            	 * @returns {Object} Returns the map cache instance.
            	 */
            	function mapCacheSet(key, value) {
            	  getMapData(this, key).set(key, value);
            	  return this;
            	}

            	// Add methods to `MapCache`.
            	MapCache.prototype.clear = mapCacheClear;
            	MapCache.prototype['delete'] = mapCacheDelete;
            	MapCache.prototype.get = mapCacheGet;
            	MapCache.prototype.has = mapCacheHas;
            	MapCache.prototype.set = mapCacheSet;

            	/**
            	 * Creates a stack cache object to store key-value pairs.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [entries] The key-value pairs to cache.
            	 */
            	function Stack(entries) {
            	  this.__data__ = new ListCache(entries);
            	}

            	/**
            	 * Removes all key-value entries from the stack.
            	 *
            	 * @private
            	 * @name clear
            	 * @memberOf Stack
            	 */
            	function stackClear() {
            	  this.__data__ = new ListCache;
            	}

            	/**
            	 * Removes `key` and its value from the stack.
            	 *
            	 * @private
            	 * @name delete
            	 * @memberOf Stack
            	 * @param {string} key The key of the value to remove.
            	 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
            	 */
            	function stackDelete(key) {
            	  return this.__data__['delete'](key);
            	}

            	/**
            	 * Gets the stack value for `key`.
            	 *
            	 * @private
            	 * @name get
            	 * @memberOf Stack
            	 * @param {string} key The key of the value to get.
            	 * @returns {*} Returns the entry value.
            	 */
            	function stackGet(key) {
            	  return this.__data__.get(key);
            	}

            	/**
            	 * Checks if a stack value for `key` exists.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf Stack
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function stackHas(key) {
            	  return this.__data__.has(key);
            	}

            	/**
            	 * Sets the stack `key` to `value`.
            	 *
            	 * @private
            	 * @name set
            	 * @memberOf Stack
            	 * @param {string} key The key of the value to set.
            	 * @param {*} value The value to set.
            	 * @returns {Object} Returns the stack cache instance.
            	 */
            	function stackSet(key, value) {
            	  var cache = this.__data__;
            	  if (cache instanceof ListCache) {
            	    var pairs = cache.__data__;
            	    if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {
            	      pairs.push([key, value]);
            	      return this;
            	    }
            	    cache = this.__data__ = new MapCache(pairs);
            	  }
            	  cache.set(key, value);
            	  return this;
            	}

            	// Add methods to `Stack`.
            	Stack.prototype.clear = stackClear;
            	Stack.prototype['delete'] = stackDelete;
            	Stack.prototype.get = stackGet;
            	Stack.prototype.has = stackHas;
            	Stack.prototype.set = stackSet;

            	/**
            	 * Creates an array of the enumerable property names of the array-like `value`.
            	 *
            	 * @private
            	 * @param {*} value The value to query.
            	 * @param {boolean} inherited Specify returning inherited property names.
            	 * @returns {Array} Returns the array of property names.
            	 */
            	function arrayLikeKeys(value, inherited) {
            	  // Safari 8.1 makes `arguments.callee` enumerable in strict mode.
            	  // Safari 9 makes `arguments.length` enumerable in strict mode.
            	  var result = (isArray(value) || isArguments(value))
            	    ? baseTimes(value.length, String)
            	    : [];

            	  var length = result.length,
            	      skipIndexes = !!length;

            	  for (var key in value) {
            	    if ((inherited || hasOwnProperty.call(value, key)) &&
            	        !(skipIndexes && (key == 'length' || isIndex(key, length)))) {
            	      result.push(key);
            	    }
            	  }
            	  return result;
            	}

            	/**
            	 * Assigns `value` to `key` of `object` if the existing value is not equivalent
            	 * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
            	 * for equality comparisons.
            	 *
            	 * @private
            	 * @param {Object} object The object to modify.
            	 * @param {string} key The key of the property to assign.
            	 * @param {*} value The value to assign.
            	 */
            	function assignValue(object, key, value) {
            	  var objValue = object[key];
            	  if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||
            	      (value === undefined && !(key in object))) {
            	    object[key] = value;
            	  }
            	}

            	/**
            	 * Gets the index at which the `key` is found in `array` of key-value pairs.
            	 *
            	 * @private
            	 * @param {Array} array The array to inspect.
            	 * @param {*} key The key to search for.
            	 * @returns {number} Returns the index of the matched value, else `-1`.
            	 */
            	function assocIndexOf(array, key) {
            	  var length = array.length;
            	  while (length--) {
            	    if (eq(array[length][0], key)) {
            	      return length;
            	    }
            	  }
            	  return -1;
            	}

            	/**
            	 * The base implementation of `_.assign` without support for multiple sources
            	 * or `customizer` functions.
            	 *
            	 * @private
            	 * @param {Object} object The destination object.
            	 * @param {Object} source The source object.
            	 * @returns {Object} Returns `object`.
            	 */
            	function baseAssign(object, source) {
            	  return object && copyObject(source, keys(source), object);
            	}

            	/**
            	 * The base implementation of `_.clone` and `_.cloneDeep` which tracks
            	 * traversed objects.
            	 *
            	 * @private
            	 * @param {*} value The value to clone.
            	 * @param {boolean} [isDeep] Specify a deep clone.
            	 * @param {boolean} [isFull] Specify a clone including symbols.
            	 * @param {Function} [customizer] The function to customize cloning.
            	 * @param {string} [key] The key of `value`.
            	 * @param {Object} [object] The parent object of `value`.
            	 * @param {Object} [stack] Tracks traversed objects and their clone counterparts.
            	 * @returns {*} Returns the cloned value.
            	 */
            	function baseClone(value, isDeep, isFull, customizer, key, object, stack) {
            	  var result;
            	  if (customizer) {
            	    result = object ? customizer(value, key, object, stack) : customizer(value);
            	  }
            	  if (result !== undefined) {
            	    return result;
            	  }
            	  if (!isObject(value)) {
            	    return value;
            	  }
            	  var isArr = isArray(value);
            	  if (isArr) {
            	    result = initCloneArray(value);
            	    if (!isDeep) {
            	      return copyArray(value, result);
            	    }
            	  } else {
            	    var tag = getTag(value),
            	        isFunc = tag == funcTag || tag == genTag;

            	    if (isBuffer(value)) {
            	      return cloneBuffer(value, isDeep);
            	    }
            	    if (tag == objectTag || tag == argsTag || (isFunc && !object)) {
            	      if (isHostObject(value)) {
            	        return object ? value : {};
            	      }
            	      result = initCloneObject(isFunc ? {} : value);
            	      if (!isDeep) {
            	        return copySymbols(value, baseAssign(result, value));
            	      }
            	    } else {
            	      if (!cloneableTags[tag]) {
            	        return object ? value : {};
            	      }
            	      result = initCloneByTag(value, tag, baseClone, isDeep);
            	    }
            	  }
            	  // Check for circular references and return its corresponding clone.
            	  stack || (stack = new Stack);
            	  var stacked = stack.get(value);
            	  if (stacked) {
            	    return stacked;
            	  }
            	  stack.set(value, result);

            	  if (!isArr) {
            	    var props = isFull ? getAllKeys(value) : keys(value);
            	  }
            	  arrayEach(props || value, function(subValue, key) {
            	    if (props) {
            	      key = subValue;
            	      subValue = value[key];
            	    }
            	    // Recursively populate clone (susceptible to call stack limits).
            	    assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack));
            	  });
            	  return result;
            	}

            	/**
            	 * The base implementation of `_.create` without support for assigning
            	 * properties to the created object.
            	 *
            	 * @private
            	 * @param {Object} prototype The object to inherit from.
            	 * @returns {Object} Returns the new object.
            	 */
            	function baseCreate(proto) {
            	  return isObject(proto) ? objectCreate(proto) : {};
            	}

            	/**
            	 * The base implementation of `getAllKeys` and `getAllKeysIn` which uses
            	 * `keysFunc` and `symbolsFunc` to get the enumerable property names and
            	 * symbols of `object`.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @param {Function} keysFunc The function to get the keys of `object`.
            	 * @param {Function} symbolsFunc The function to get the symbols of `object`.
            	 * @returns {Array} Returns the array of property names and symbols.
            	 */
            	function baseGetAllKeys(object, keysFunc, symbolsFunc) {
            	  var result = keysFunc(object);
            	  return isArray(object) ? result : arrayPush(result, symbolsFunc(object));
            	}

            	/**
            	 * The base implementation of `getTag`.
            	 *
            	 * @private
            	 * @param {*} value The value to query.
            	 * @returns {string} Returns the `toStringTag`.
            	 */
            	function baseGetTag(value) {
            	  return objectToString.call(value);
            	}

            	/**
            	 * The base implementation of `_.isNative` without bad shim checks.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a native function,
            	 *  else `false`.
            	 */
            	function baseIsNative(value) {
            	  if (!isObject(value) || isMasked(value)) {
            	    return false;
            	  }
            	  var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor;
            	  return pattern.test(toSource(value));
            	}

            	/**
            	 * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @returns {Array} Returns the array of property names.
            	 */
            	function baseKeys(object) {
            	  if (!isPrototype(object)) {
            	    return nativeKeys(object);
            	  }
            	  var result = [];
            	  for (var key in Object(object)) {
            	    if (hasOwnProperty.call(object, key) && key != 'constructor') {
            	      result.push(key);
            	    }
            	  }
            	  return result;
            	}

            	/**
            	 * Creates a clone of  `buffer`.
            	 *
            	 * @private
            	 * @param {Buffer} buffer The buffer to clone.
            	 * @param {boolean} [isDeep] Specify a deep clone.
            	 * @returns {Buffer} Returns the cloned buffer.
            	 */
            	function cloneBuffer(buffer, isDeep) {
            	  if (isDeep) {
            	    return buffer.slice();
            	  }
            	  var result = new buffer.constructor(buffer.length);
            	  buffer.copy(result);
            	  return result;
            	}

            	/**
            	 * Creates a clone of `arrayBuffer`.
            	 *
            	 * @private
            	 * @param {ArrayBuffer} arrayBuffer The array buffer to clone.
            	 * @returns {ArrayBuffer} Returns the cloned array buffer.
            	 */
            	function cloneArrayBuffer(arrayBuffer) {
            	  var result = new arrayBuffer.constructor(arrayBuffer.byteLength);
            	  new Uint8Array(result).set(new Uint8Array(arrayBuffer));
            	  return result;
            	}

            	/**
            	 * Creates a clone of `dataView`.
            	 *
            	 * @private
            	 * @param {Object} dataView The data view to clone.
            	 * @param {boolean} [isDeep] Specify a deep clone.
            	 * @returns {Object} Returns the cloned data view.
            	 */
            	function cloneDataView(dataView, isDeep) {
            	  var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;
            	  return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);
            	}

            	/**
            	 * Creates a clone of `map`.
            	 *
            	 * @private
            	 * @param {Object} map The map to clone.
            	 * @param {Function} cloneFunc The function to clone values.
            	 * @param {boolean} [isDeep] Specify a deep clone.
            	 * @returns {Object} Returns the cloned map.
            	 */
            	function cloneMap(map, isDeep, cloneFunc) {
            	  var array = isDeep ? cloneFunc(mapToArray(map), true) : mapToArray(map);
            	  return arrayReduce(array, addMapEntry, new map.constructor);
            	}

            	/**
            	 * Creates a clone of `regexp`.
            	 *
            	 * @private
            	 * @param {Object} regexp The regexp to clone.
            	 * @returns {Object} Returns the cloned regexp.
            	 */
            	function cloneRegExp(regexp) {
            	  var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));
            	  result.lastIndex = regexp.lastIndex;
            	  return result;
            	}

            	/**
            	 * Creates a clone of `set`.
            	 *
            	 * @private
            	 * @param {Object} set The set to clone.
            	 * @param {Function} cloneFunc The function to clone values.
            	 * @param {boolean} [isDeep] Specify a deep clone.
            	 * @returns {Object} Returns the cloned set.
            	 */
            	function cloneSet(set, isDeep, cloneFunc) {
            	  var array = isDeep ? cloneFunc(setToArray(set), true) : setToArray(set);
            	  return arrayReduce(array, addSetEntry, new set.constructor);
            	}

            	/**
            	 * Creates a clone of the `symbol` object.
            	 *
            	 * @private
            	 * @param {Object} symbol The symbol object to clone.
            	 * @returns {Object} Returns the cloned symbol object.
            	 */
            	function cloneSymbol(symbol) {
            	  return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};
            	}

            	/**
            	 * Creates a clone of `typedArray`.
            	 *
            	 * @private
            	 * @param {Object} typedArray The typed array to clone.
            	 * @param {boolean} [isDeep] Specify a deep clone.
            	 * @returns {Object} Returns the cloned typed array.
            	 */
            	function cloneTypedArray(typedArray, isDeep) {
            	  var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;
            	  return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);
            	}

            	/**
            	 * Copies the values of `source` to `array`.
            	 *
            	 * @private
            	 * @param {Array} source The array to copy values from.
            	 * @param {Array} [array=[]] The array to copy values to.
            	 * @returns {Array} Returns `array`.
            	 */
            	function copyArray(source, array) {
            	  var index = -1,
            	      length = source.length;

            	  array || (array = Array(length));
            	  while (++index < length) {
            	    array[index] = source[index];
            	  }
            	  return array;
            	}

            	/**
            	 * Copies properties of `source` to `object`.
            	 *
            	 * @private
            	 * @param {Object} source The object to copy properties from.
            	 * @param {Array} props The property identifiers to copy.
            	 * @param {Object} [object={}] The object to copy properties to.
            	 * @param {Function} [customizer] The function to customize copied values.
            	 * @returns {Object} Returns `object`.
            	 */
            	function copyObject(source, props, object, customizer) {
            	  object || (object = {});

            	  var index = -1,
            	      length = props.length;

            	  while (++index < length) {
            	    var key = props[index];

            	    var newValue = customizer
            	      ? customizer(object[key], source[key], key, object, source)
            	      : undefined;

            	    assignValue(object, key, newValue === undefined ? source[key] : newValue);
            	  }
            	  return object;
            	}

            	/**
            	 * Copies own symbol properties of `source` to `object`.
            	 *
            	 * @private
            	 * @param {Object} source The object to copy symbols from.
            	 * @param {Object} [object={}] The object to copy symbols to.
            	 * @returns {Object} Returns `object`.
            	 */
            	function copySymbols(source, object) {
            	  return copyObject(source, getSymbols(source), object);
            	}

            	/**
            	 * Creates an array of own enumerable property names and symbols of `object`.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @returns {Array} Returns the array of property names and symbols.
            	 */
            	function getAllKeys(object) {
            	  return baseGetAllKeys(object, keys, getSymbols);
            	}

            	/**
            	 * Gets the data for `map`.
            	 *
            	 * @private
            	 * @param {Object} map The map to query.
            	 * @param {string} key The reference key.
            	 * @returns {*} Returns the map data.
            	 */
            	function getMapData(map, key) {
            	  var data = map.__data__;
            	  return isKeyable(key)
            	    ? data[typeof key == 'string' ? 'string' : 'hash']
            	    : data.map;
            	}

            	/**
            	 * Gets the native function at `key` of `object`.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @param {string} key The key of the method to get.
            	 * @returns {*} Returns the function if it's native, else `undefined`.
            	 */
            	function getNative(object, key) {
            	  var value = getValue(object, key);
            	  return baseIsNative(value) ? value : undefined;
            	}

            	/**
            	 * Creates an array of the own enumerable symbol properties of `object`.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @returns {Array} Returns the array of symbols.
            	 */
            	var getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArray;

            	/**
            	 * Gets the `toStringTag` of `value`.
            	 *
            	 * @private
            	 * @param {*} value The value to query.
            	 * @returns {string} Returns the `toStringTag`.
            	 */
            	var getTag = baseGetTag;

            	// Fallback for data views, maps, sets, and weak maps in IE 11,
            	// for data views in Edge < 14, and promises in Node.js.
            	if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||
            	    (Map && getTag(new Map) != mapTag) ||
            	    (Promise && getTag(Promise.resolve()) != promiseTag) ||
            	    (Set && getTag(new Set) != setTag) ||
            	    (WeakMap && getTag(new WeakMap) != weakMapTag)) {
            	  getTag = function(value) {
            	    var result = objectToString.call(value),
            	        Ctor = result == objectTag ? value.constructor : undefined,
            	        ctorString = Ctor ? toSource(Ctor) : undefined;

            	    if (ctorString) {
            	      switch (ctorString) {
            	        case dataViewCtorString: return dataViewTag;
            	        case mapCtorString: return mapTag;
            	        case promiseCtorString: return promiseTag;
            	        case setCtorString: return setTag;
            	        case weakMapCtorString: return weakMapTag;
            	      }
            	    }
            	    return result;
            	  };
            	}

            	/**
            	 * Initializes an array clone.
            	 *
            	 * @private
            	 * @param {Array} array The array to clone.
            	 * @returns {Array} Returns the initialized clone.
            	 */
            	function initCloneArray(array) {
            	  var length = array.length,
            	      result = array.constructor(length);

            	  // Add properties assigned by `RegExp#exec`.
            	  if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {
            	    result.index = array.index;
            	    result.input = array.input;
            	  }
            	  return result;
            	}

            	/**
            	 * Initializes an object clone.
            	 *
            	 * @private
            	 * @param {Object} object The object to clone.
            	 * @returns {Object} Returns the initialized clone.
            	 */
            	function initCloneObject(object) {
            	  return (typeof object.constructor == 'function' && !isPrototype(object))
            	    ? baseCreate(getPrototype(object))
            	    : {};
            	}

            	/**
            	 * Initializes an object clone based on its `toStringTag`.
            	 *
            	 * **Note:** This function only supports cloning values with tags of
            	 * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
            	 *
            	 * @private
            	 * @param {Object} object The object to clone.
            	 * @param {string} tag The `toStringTag` of the object to clone.
            	 * @param {Function} cloneFunc The function to clone values.
            	 * @param {boolean} [isDeep] Specify a deep clone.
            	 * @returns {Object} Returns the initialized clone.
            	 */
            	function initCloneByTag(object, tag, cloneFunc, isDeep) {
            	  var Ctor = object.constructor;
            	  switch (tag) {
            	    case arrayBufferTag:
            	      return cloneArrayBuffer(object);

            	    case boolTag:
            	    case dateTag:
            	      return new Ctor(+object);

            	    case dataViewTag:
            	      return cloneDataView(object, isDeep);

            	    case float32Tag: case float64Tag:
            	    case int8Tag: case int16Tag: case int32Tag:
            	    case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag:
            	      return cloneTypedArray(object, isDeep);

            	    case mapTag:
            	      return cloneMap(object, isDeep, cloneFunc);

            	    case numberTag:
            	    case stringTag:
            	      return new Ctor(object);

            	    case regexpTag:
            	      return cloneRegExp(object);

            	    case setTag:
            	      return cloneSet(object, isDeep, cloneFunc);

            	    case symbolTag:
            	      return cloneSymbol(object);
            	  }
            	}

            	/**
            	 * Checks if `value` is a valid array-like index.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
            	 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
            	 */
            	function isIndex(value, length) {
            	  length = length == null ? MAX_SAFE_INTEGER : length;
            	  return !!length &&
            	    (typeof value == 'number' || reIsUint.test(value)) &&
            	    (value > -1 && value % 1 == 0 && value < length);
            	}

            	/**
            	 * Checks if `value` is suitable for use as unique object key.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is suitable, else `false`.
            	 */
            	function isKeyable(value) {
            	  var type = typeof value;
            	  return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
            	    ? (value !== '__proto__')
            	    : (value === null);
            	}

            	/**
            	 * Checks if `func` has its source masked.
            	 *
            	 * @private
            	 * @param {Function} func The function to check.
            	 * @returns {boolean} Returns `true` if `func` is masked, else `false`.
            	 */
            	function isMasked(func) {
            	  return !!maskSrcKey && (maskSrcKey in func);
            	}

            	/**
            	 * Checks if `value` is likely a prototype object.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
            	 */
            	function isPrototype(value) {
            	  var Ctor = value && value.constructor,
            	      proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;

            	  return value === proto;
            	}

            	/**
            	 * Converts `func` to its source code.
            	 *
            	 * @private
            	 * @param {Function} func The function to process.
            	 * @returns {string} Returns the source code.
            	 */
            	function toSource(func) {
            	  if (func != null) {
            	    try {
            	      return funcToString.call(func);
            	    } catch (e) {}
            	    try {
            	      return (func + '');
            	    } catch (e) {}
            	  }
            	  return '';
            	}

            	/**
            	 * This method is like `_.clone` except that it recursively clones `value`.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 1.0.0
            	 * @category Lang
            	 * @param {*} value The value to recursively clone.
            	 * @returns {*} Returns the deep cloned value.
            	 * @see _.clone
            	 * @example
            	 *
            	 * var objects = [{ 'a': 1 }, { 'b': 2 }];
            	 *
            	 * var deep = _.cloneDeep(objects);
            	 * console.log(deep[0] === objects[0]);
            	 * // => false
            	 */
            	function cloneDeep(value) {
            	  return baseClone(value, true, true);
            	}

            	/**
            	 * Performs a
            	 * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
            	 * comparison between two values to determine if they are equivalent.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to compare.
            	 * @param {*} other The other value to compare.
            	 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
            	 * @example
            	 *
            	 * var object = { 'a': 1 };
            	 * var other = { 'a': 1 };
            	 *
            	 * _.eq(object, object);
            	 * // => true
            	 *
            	 * _.eq(object, other);
            	 * // => false
            	 *
            	 * _.eq('a', 'a');
            	 * // => true
            	 *
            	 * _.eq('a', Object('a'));
            	 * // => false
            	 *
            	 * _.eq(NaN, NaN);
            	 * // => true
            	 */
            	function eq(value, other) {
            	  return value === other || (value !== value && other !== other);
            	}

            	/**
            	 * Checks if `value` is likely an `arguments` object.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is an `arguments` object,
            	 *  else `false`.
            	 * @example
            	 *
            	 * _.isArguments(function() { return arguments; }());
            	 * // => true
            	 *
            	 * _.isArguments([1, 2, 3]);
            	 * // => false
            	 */
            	function isArguments(value) {
            	  // Safari 8.1 makes `arguments.callee` enumerable in strict mode.
            	  return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') &&
            	    (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag);
            	}

            	/**
            	 * Checks if `value` is classified as an `Array` object.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is an array, else `false`.
            	 * @example
            	 *
            	 * _.isArray([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isArray(document.body.children);
            	 * // => false
            	 *
            	 * _.isArray('abc');
            	 * // => false
            	 *
            	 * _.isArray(_.noop);
            	 * // => false
            	 */
            	var isArray = Array.isArray;

            	/**
            	 * Checks if `value` is array-like. A value is considered array-like if it's
            	 * not a function and has a `value.length` that's an integer greater than or
            	 * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
            	 * @example
            	 *
            	 * _.isArrayLike([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isArrayLike(document.body.children);
            	 * // => true
            	 *
            	 * _.isArrayLike('abc');
            	 * // => true
            	 *
            	 * _.isArrayLike(_.noop);
            	 * // => false
            	 */
            	function isArrayLike(value) {
            	  return value != null && isLength(value.length) && !isFunction(value);
            	}

            	/**
            	 * This method is like `_.isArrayLike` except that it also checks if `value`
            	 * is an object.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is an array-like object,
            	 *  else `false`.
            	 * @example
            	 *
            	 * _.isArrayLikeObject([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isArrayLikeObject(document.body.children);
            	 * // => true
            	 *
            	 * _.isArrayLikeObject('abc');
            	 * // => false
            	 *
            	 * _.isArrayLikeObject(_.noop);
            	 * // => false
            	 */
            	function isArrayLikeObject(value) {
            	  return isObjectLike(value) && isArrayLike(value);
            	}

            	/**
            	 * Checks if `value` is a buffer.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.3.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
            	 * @example
            	 *
            	 * _.isBuffer(new Buffer(2));
            	 * // => true
            	 *
            	 * _.isBuffer(new Uint8Array(2));
            	 * // => false
            	 */
            	var isBuffer = nativeIsBuffer || stubFalse;

            	/**
            	 * Checks if `value` is classified as a `Function` object.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a function, else `false`.
            	 * @example
            	 *
            	 * _.isFunction(_);
            	 * // => true
            	 *
            	 * _.isFunction(/abc/);
            	 * // => false
            	 */
            	function isFunction(value) {
            	  // The use of `Object#toString` avoids issues with the `typeof` operator
            	  // in Safari 8-9 which returns 'object' for typed array and other constructors.
            	  var tag = isObject(value) ? objectToString.call(value) : '';
            	  return tag == funcTag || tag == genTag;
            	}

            	/**
            	 * Checks if `value` is a valid array-like length.
            	 *
            	 * **Note:** This method is loosely based on
            	 * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
            	 * @example
            	 *
            	 * _.isLength(3);
            	 * // => true
            	 *
            	 * _.isLength(Number.MIN_VALUE);
            	 * // => false
            	 *
            	 * _.isLength(Infinity);
            	 * // => false
            	 *
            	 * _.isLength('3');
            	 * // => false
            	 */
            	function isLength(value) {
            	  return typeof value == 'number' &&
            	    value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
            	}

            	/**
            	 * Checks if `value` is the
            	 * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
            	 * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
            	 * @example
            	 *
            	 * _.isObject({});
            	 * // => true
            	 *
            	 * _.isObject([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isObject(_.noop);
            	 * // => true
            	 *
            	 * _.isObject(null);
            	 * // => false
            	 */
            	function isObject(value) {
            	  var type = typeof value;
            	  return !!value && (type == 'object' || type == 'function');
            	}

            	/**
            	 * Checks if `value` is object-like. A value is object-like if it's not `null`
            	 * and has a `typeof` result of "object".
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
            	 * @example
            	 *
            	 * _.isObjectLike({});
            	 * // => true
            	 *
            	 * _.isObjectLike([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isObjectLike(_.noop);
            	 * // => false
            	 *
            	 * _.isObjectLike(null);
            	 * // => false
            	 */
            	function isObjectLike(value) {
            	  return !!value && typeof value == 'object';
            	}

            	/**
            	 * Creates an array of the own enumerable property names of `object`.
            	 *
            	 * **Note:** Non-object values are coerced to objects. See the
            	 * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
            	 * for more details.
            	 *
            	 * @static
            	 * @since 0.1.0
            	 * @memberOf _
            	 * @category Object
            	 * @param {Object} object The object to query.
            	 * @returns {Array} Returns the array of property names.
            	 * @example
            	 *
            	 * function Foo() {
            	 *   this.a = 1;
            	 *   this.b = 2;
            	 * }
            	 *
            	 * Foo.prototype.c = 3;
            	 *
            	 * _.keys(new Foo);
            	 * // => ['a', 'b'] (iteration order is not guaranteed)
            	 *
            	 * _.keys('hi');
            	 * // => ['0', '1']
            	 */
            	function keys(object) {
            	  return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
            	}

            	/**
            	 * This method returns a new empty array.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.13.0
            	 * @category Util
            	 * @returns {Array} Returns the new empty array.
            	 * @example
            	 *
            	 * var arrays = _.times(2, _.stubArray);
            	 *
            	 * console.log(arrays);
            	 * // => [[], []]
            	 *
            	 * console.log(arrays[0] === arrays[1]);
            	 * // => false
            	 */
            	function stubArray() {
            	  return [];
            	}

            	/**
            	 * This method returns `false`.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.13.0
            	 * @category Util
            	 * @returns {boolean} Returns `false`.
            	 * @example
            	 *
            	 * _.times(2, _.stubFalse);
            	 * // => [false, false]
            	 */
            	function stubFalse() {
            	  return false;
            	}

            	module.exports = cloneDeep;
            } (lodash_clonedeep, lodash_clonedeep.exports));

            var lodash_isequal = {exports: {}};

            /**
             * Lodash (Custom Build) <https://lodash.com/>
             * Build: `lodash modularize exports="npm" -o ./`
             * Copyright JS Foundation and other contributors <https://js.foundation/>
             * Released under MIT license <https://lodash.com/license>
             * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
             * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
             */

            (function (module, exports) {
            	/** Used as the size to enable large array optimizations. */
            	var LARGE_ARRAY_SIZE = 200;

            	/** Used to stand-in for `undefined` hash values. */
            	var HASH_UNDEFINED = '__lodash_hash_undefined__';

            	/** Used to compose bitmasks for value comparisons. */
            	var COMPARE_PARTIAL_FLAG = 1,
            	    COMPARE_UNORDERED_FLAG = 2;

            	/** Used as references for various `Number` constants. */
            	var MAX_SAFE_INTEGER = 9007199254740991;

            	/** `Object#toString` result references. */
            	var argsTag = '[object Arguments]',
            	    arrayTag = '[object Array]',
            	    asyncTag = '[object AsyncFunction]',
            	    boolTag = '[object Boolean]',
            	    dateTag = '[object Date]',
            	    errorTag = '[object Error]',
            	    funcTag = '[object Function]',
            	    genTag = '[object GeneratorFunction]',
            	    mapTag = '[object Map]',
            	    numberTag = '[object Number]',
            	    nullTag = '[object Null]',
            	    objectTag = '[object Object]',
            	    promiseTag = '[object Promise]',
            	    proxyTag = '[object Proxy]',
            	    regexpTag = '[object RegExp]',
            	    setTag = '[object Set]',
            	    stringTag = '[object String]',
            	    symbolTag = '[object Symbol]',
            	    undefinedTag = '[object Undefined]',
            	    weakMapTag = '[object WeakMap]';

            	var arrayBufferTag = '[object ArrayBuffer]',
            	    dataViewTag = '[object DataView]',
            	    float32Tag = '[object Float32Array]',
            	    float64Tag = '[object Float64Array]',
            	    int8Tag = '[object Int8Array]',
            	    int16Tag = '[object Int16Array]',
            	    int32Tag = '[object Int32Array]',
            	    uint8Tag = '[object Uint8Array]',
            	    uint8ClampedTag = '[object Uint8ClampedArray]',
            	    uint16Tag = '[object Uint16Array]',
            	    uint32Tag = '[object Uint32Array]';

            	/**
            	 * Used to match `RegExp`
            	 * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
            	 */
            	var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;

            	/** Used to detect host constructors (Safari). */
            	var reIsHostCtor = /^\[object .+?Constructor\]$/;

            	/** Used to detect unsigned integer values. */
            	var reIsUint = /^(?:0|[1-9]\d*)$/;

            	/** Used to identify `toStringTag` values of typed arrays. */
            	var typedArrayTags = {};
            	typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
            	typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
            	typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
            	typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
            	typedArrayTags[uint32Tag] = true;
            	typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
            	typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
            	typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =
            	typedArrayTags[errorTag] = typedArrayTags[funcTag] =
            	typedArrayTags[mapTag] = typedArrayTags[numberTag] =
            	typedArrayTags[objectTag] = typedArrayTags[regexpTag] =
            	typedArrayTags[setTag] = typedArrayTags[stringTag] =
            	typedArrayTags[weakMapTag] = false;

            	/** Detect free variable `global` from Node.js. */
            	var freeGlobal = typeof commonjsGlobal == 'object' && commonjsGlobal && commonjsGlobal.Object === Object && commonjsGlobal;

            	/** Detect free variable `self`. */
            	var freeSelf = typeof self == 'object' && self && self.Object === Object && self;

            	/** Used as a reference to the global object. */
            	var root = freeGlobal || freeSelf || Function('return this')();

            	/** Detect free variable `exports`. */
            	var freeExports = exports && !exports.nodeType && exports;

            	/** Detect free variable `module`. */
            	var freeModule = freeExports && 'object' == 'object' && module && !module.nodeType && module;

            	/** Detect the popular CommonJS extension `module.exports`. */
            	var moduleExports = freeModule && freeModule.exports === freeExports;

            	/** Detect free variable `process` from Node.js. */
            	var freeProcess = moduleExports && freeGlobal.process;

            	/** Used to access faster Node.js helpers. */
            	var nodeUtil = (function() {
            	  try {
            	    return freeProcess && freeProcess.binding && freeProcess.binding('util');
            	  } catch (e) {}
            	}());

            	/* Node.js helper references. */
            	var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;

            	/**
            	 * A specialized version of `_.filter` for arrays without support for
            	 * iteratee shorthands.
            	 *
            	 * @private
            	 * @param {Array} [array] The array to iterate over.
            	 * @param {Function} predicate The function invoked per iteration.
            	 * @returns {Array} Returns the new filtered array.
            	 */
            	function arrayFilter(array, predicate) {
            	  var index = -1,
            	      length = array == null ? 0 : array.length,
            	      resIndex = 0,
            	      result = [];

            	  while (++index < length) {
            	    var value = array[index];
            	    if (predicate(value, index, array)) {
            	      result[resIndex++] = value;
            	    }
            	  }
            	  return result;
            	}

            	/**
            	 * Appends the elements of `values` to `array`.
            	 *
            	 * @private
            	 * @param {Array} array The array to modify.
            	 * @param {Array} values The values to append.
            	 * @returns {Array} Returns `array`.
            	 */
            	function arrayPush(array, values) {
            	  var index = -1,
            	      length = values.length,
            	      offset = array.length;

            	  while (++index < length) {
            	    array[offset + index] = values[index];
            	  }
            	  return array;
            	}

            	/**
            	 * A specialized version of `_.some` for arrays without support for iteratee
            	 * shorthands.
            	 *
            	 * @private
            	 * @param {Array} [array] The array to iterate over.
            	 * @param {Function} predicate The function invoked per iteration.
            	 * @returns {boolean} Returns `true` if any element passes the predicate check,
            	 *  else `false`.
            	 */
            	function arraySome(array, predicate) {
            	  var index = -1,
            	      length = array == null ? 0 : array.length;

            	  while (++index < length) {
            	    if (predicate(array[index], index, array)) {
            	      return true;
            	    }
            	  }
            	  return false;
            	}

            	/**
            	 * The base implementation of `_.times` without support for iteratee shorthands
            	 * or max array length checks.
            	 *
            	 * @private
            	 * @param {number} n The number of times to invoke `iteratee`.
            	 * @param {Function} iteratee The function invoked per iteration.
            	 * @returns {Array} Returns the array of results.
            	 */
            	function baseTimes(n, iteratee) {
            	  var index = -1,
            	      result = Array(n);

            	  while (++index < n) {
            	    result[index] = iteratee(index);
            	  }
            	  return result;
            	}

            	/**
            	 * The base implementation of `_.unary` without support for storing metadata.
            	 *
            	 * @private
            	 * @param {Function} func The function to cap arguments for.
            	 * @returns {Function} Returns the new capped function.
            	 */
            	function baseUnary(func) {
            	  return function(value) {
            	    return func(value);
            	  };
            	}

            	/**
            	 * Checks if a `cache` value for `key` exists.
            	 *
            	 * @private
            	 * @param {Object} cache The cache to query.
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function cacheHas(cache, key) {
            	  return cache.has(key);
            	}

            	/**
            	 * Gets the value at `key` of `object`.
            	 *
            	 * @private
            	 * @param {Object} [object] The object to query.
            	 * @param {string} key The key of the property to get.
            	 * @returns {*} Returns the property value.
            	 */
            	function getValue(object, key) {
            	  return object == null ? undefined : object[key];
            	}

            	/**
            	 * Converts `map` to its key-value pairs.
            	 *
            	 * @private
            	 * @param {Object} map The map to convert.
            	 * @returns {Array} Returns the key-value pairs.
            	 */
            	function mapToArray(map) {
            	  var index = -1,
            	      result = Array(map.size);

            	  map.forEach(function(value, key) {
            	    result[++index] = [key, value];
            	  });
            	  return result;
            	}

            	/**
            	 * Creates a unary function that invokes `func` with its argument transformed.
            	 *
            	 * @private
            	 * @param {Function} func The function to wrap.
            	 * @param {Function} transform The argument transform.
            	 * @returns {Function} Returns the new function.
            	 */
            	function overArg(func, transform) {
            	  return function(arg) {
            	    return func(transform(arg));
            	  };
            	}

            	/**
            	 * Converts `set` to an array of its values.
            	 *
            	 * @private
            	 * @param {Object} set The set to convert.
            	 * @returns {Array} Returns the values.
            	 */
            	function setToArray(set) {
            	  var index = -1,
            	      result = Array(set.size);

            	  set.forEach(function(value) {
            	    result[++index] = value;
            	  });
            	  return result;
            	}

            	/** Used for built-in method references. */
            	var arrayProto = Array.prototype,
            	    funcProto = Function.prototype,
            	    objectProto = Object.prototype;

            	/** Used to detect overreaching core-js shims. */
            	var coreJsData = root['__core-js_shared__'];

            	/** Used to resolve the decompiled source of functions. */
            	var funcToString = funcProto.toString;

            	/** Used to check objects for own properties. */
            	var hasOwnProperty = objectProto.hasOwnProperty;

            	/** Used to detect methods masquerading as native. */
            	var maskSrcKey = (function() {
            	  var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
            	  return uid ? ('Symbol(src)_1.' + uid) : '';
            	}());

            	/**
            	 * Used to resolve the
            	 * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
            	 * of values.
            	 */
            	var nativeObjectToString = objectProto.toString;

            	/** Used to detect if a method is native. */
            	var reIsNative = RegExp('^' +
            	  funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
            	  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
            	);

            	/** Built-in value references. */
            	var Buffer = moduleExports ? root.Buffer : undefined,
            	    Symbol = root.Symbol,
            	    Uint8Array = root.Uint8Array,
            	    propertyIsEnumerable = objectProto.propertyIsEnumerable,
            	    splice = arrayProto.splice,
            	    symToStringTag = Symbol ? Symbol.toStringTag : undefined;

            	/* Built-in method references for those with the same name as other `lodash` methods. */
            	var nativeGetSymbols = Object.getOwnPropertySymbols,
            	    nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,
            	    nativeKeys = overArg(Object.keys, Object);

            	/* Built-in method references that are verified to be native. */
            	var DataView = getNative(root, 'DataView'),
            	    Map = getNative(root, 'Map'),
            	    Promise = getNative(root, 'Promise'),
            	    Set = getNative(root, 'Set'),
            	    WeakMap = getNative(root, 'WeakMap'),
            	    nativeCreate = getNative(Object, 'create');

            	/** Used to detect maps, sets, and weakmaps. */
            	var dataViewCtorString = toSource(DataView),
            	    mapCtorString = toSource(Map),
            	    promiseCtorString = toSource(Promise),
            	    setCtorString = toSource(Set),
            	    weakMapCtorString = toSource(WeakMap);

            	/** Used to convert symbols to primitives and strings. */
            	var symbolProto = Symbol ? Symbol.prototype : undefined,
            	    symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;

            	/**
            	 * Creates a hash object.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [entries] The key-value pairs to cache.
            	 */
            	function Hash(entries) {
            	  var index = -1,
            	      length = entries == null ? 0 : entries.length;

            	  this.clear();
            	  while (++index < length) {
            	    var entry = entries[index];
            	    this.set(entry[0], entry[1]);
            	  }
            	}

            	/**
            	 * Removes all key-value entries from the hash.
            	 *
            	 * @private
            	 * @name clear
            	 * @memberOf Hash
            	 */
            	function hashClear() {
            	  this.__data__ = nativeCreate ? nativeCreate(null) : {};
            	  this.size = 0;
            	}

            	/**
            	 * Removes `key` and its value from the hash.
            	 *
            	 * @private
            	 * @name delete
            	 * @memberOf Hash
            	 * @param {Object} hash The hash to modify.
            	 * @param {string} key The key of the value to remove.
            	 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
            	 */
            	function hashDelete(key) {
            	  var result = this.has(key) && delete this.__data__[key];
            	  this.size -= result ? 1 : 0;
            	  return result;
            	}

            	/**
            	 * Gets the hash value for `key`.
            	 *
            	 * @private
            	 * @name get
            	 * @memberOf Hash
            	 * @param {string} key The key of the value to get.
            	 * @returns {*} Returns the entry value.
            	 */
            	function hashGet(key) {
            	  var data = this.__data__;
            	  if (nativeCreate) {
            	    var result = data[key];
            	    return result === HASH_UNDEFINED ? undefined : result;
            	  }
            	  return hasOwnProperty.call(data, key) ? data[key] : undefined;
            	}

            	/**
            	 * Checks if a hash value for `key` exists.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf Hash
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function hashHas(key) {
            	  var data = this.__data__;
            	  return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);
            	}

            	/**
            	 * Sets the hash `key` to `value`.
            	 *
            	 * @private
            	 * @name set
            	 * @memberOf Hash
            	 * @param {string} key The key of the value to set.
            	 * @param {*} value The value to set.
            	 * @returns {Object} Returns the hash instance.
            	 */
            	function hashSet(key, value) {
            	  var data = this.__data__;
            	  this.size += this.has(key) ? 0 : 1;
            	  data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
            	  return this;
            	}

            	// Add methods to `Hash`.
            	Hash.prototype.clear = hashClear;
            	Hash.prototype['delete'] = hashDelete;
            	Hash.prototype.get = hashGet;
            	Hash.prototype.has = hashHas;
            	Hash.prototype.set = hashSet;

            	/**
            	 * Creates an list cache object.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [entries] The key-value pairs to cache.
            	 */
            	function ListCache(entries) {
            	  var index = -1,
            	      length = entries == null ? 0 : entries.length;

            	  this.clear();
            	  while (++index < length) {
            	    var entry = entries[index];
            	    this.set(entry[0], entry[1]);
            	  }
            	}

            	/**
            	 * Removes all key-value entries from the list cache.
            	 *
            	 * @private
            	 * @name clear
            	 * @memberOf ListCache
            	 */
            	function listCacheClear() {
            	  this.__data__ = [];
            	  this.size = 0;
            	}

            	/**
            	 * Removes `key` and its value from the list cache.
            	 *
            	 * @private
            	 * @name delete
            	 * @memberOf ListCache
            	 * @param {string} key The key of the value to remove.
            	 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
            	 */
            	function listCacheDelete(key) {
            	  var data = this.__data__,
            	      index = assocIndexOf(data, key);

            	  if (index < 0) {
            	    return false;
            	  }
            	  var lastIndex = data.length - 1;
            	  if (index == lastIndex) {
            	    data.pop();
            	  } else {
            	    splice.call(data, index, 1);
            	  }
            	  --this.size;
            	  return true;
            	}

            	/**
            	 * Gets the list cache value for `key`.
            	 *
            	 * @private
            	 * @name get
            	 * @memberOf ListCache
            	 * @param {string} key The key of the value to get.
            	 * @returns {*} Returns the entry value.
            	 */
            	function listCacheGet(key) {
            	  var data = this.__data__,
            	      index = assocIndexOf(data, key);

            	  return index < 0 ? undefined : data[index][1];
            	}

            	/**
            	 * Checks if a list cache value for `key` exists.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf ListCache
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function listCacheHas(key) {
            	  return assocIndexOf(this.__data__, key) > -1;
            	}

            	/**
            	 * Sets the list cache `key` to `value`.
            	 *
            	 * @private
            	 * @name set
            	 * @memberOf ListCache
            	 * @param {string} key The key of the value to set.
            	 * @param {*} value The value to set.
            	 * @returns {Object} Returns the list cache instance.
            	 */
            	function listCacheSet(key, value) {
            	  var data = this.__data__,
            	      index = assocIndexOf(data, key);

            	  if (index < 0) {
            	    ++this.size;
            	    data.push([key, value]);
            	  } else {
            	    data[index][1] = value;
            	  }
            	  return this;
            	}

            	// Add methods to `ListCache`.
            	ListCache.prototype.clear = listCacheClear;
            	ListCache.prototype['delete'] = listCacheDelete;
            	ListCache.prototype.get = listCacheGet;
            	ListCache.prototype.has = listCacheHas;
            	ListCache.prototype.set = listCacheSet;

            	/**
            	 * Creates a map cache object to store key-value pairs.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [entries] The key-value pairs to cache.
            	 */
            	function MapCache(entries) {
            	  var index = -1,
            	      length = entries == null ? 0 : entries.length;

            	  this.clear();
            	  while (++index < length) {
            	    var entry = entries[index];
            	    this.set(entry[0], entry[1]);
            	  }
            	}

            	/**
            	 * Removes all key-value entries from the map.
            	 *
            	 * @private
            	 * @name clear
            	 * @memberOf MapCache
            	 */
            	function mapCacheClear() {
            	  this.size = 0;
            	  this.__data__ = {
            	    'hash': new Hash,
            	    'map': new (Map || ListCache),
            	    'string': new Hash
            	  };
            	}

            	/**
            	 * Removes `key` and its value from the map.
            	 *
            	 * @private
            	 * @name delete
            	 * @memberOf MapCache
            	 * @param {string} key The key of the value to remove.
            	 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
            	 */
            	function mapCacheDelete(key) {
            	  var result = getMapData(this, key)['delete'](key);
            	  this.size -= result ? 1 : 0;
            	  return result;
            	}

            	/**
            	 * Gets the map value for `key`.
            	 *
            	 * @private
            	 * @name get
            	 * @memberOf MapCache
            	 * @param {string} key The key of the value to get.
            	 * @returns {*} Returns the entry value.
            	 */
            	function mapCacheGet(key) {
            	  return getMapData(this, key).get(key);
            	}

            	/**
            	 * Checks if a map value for `key` exists.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf MapCache
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function mapCacheHas(key) {
            	  return getMapData(this, key).has(key);
            	}

            	/**
            	 * Sets the map `key` to `value`.
            	 *
            	 * @private
            	 * @name set
            	 * @memberOf MapCache
            	 * @param {string} key The key of the value to set.
            	 * @param {*} value The value to set.
            	 * @returns {Object} Returns the map cache instance.
            	 */
            	function mapCacheSet(key, value) {
            	  var data = getMapData(this, key),
            	      size = data.size;

            	  data.set(key, value);
            	  this.size += data.size == size ? 0 : 1;
            	  return this;
            	}

            	// Add methods to `MapCache`.
            	MapCache.prototype.clear = mapCacheClear;
            	MapCache.prototype['delete'] = mapCacheDelete;
            	MapCache.prototype.get = mapCacheGet;
            	MapCache.prototype.has = mapCacheHas;
            	MapCache.prototype.set = mapCacheSet;

            	/**
            	 *
            	 * Creates an array cache object to store unique values.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [values] The values to cache.
            	 */
            	function SetCache(values) {
            	  var index = -1,
            	      length = values == null ? 0 : values.length;

            	  this.__data__ = new MapCache;
            	  while (++index < length) {
            	    this.add(values[index]);
            	  }
            	}

            	/**
            	 * Adds `value` to the array cache.
            	 *
            	 * @private
            	 * @name add
            	 * @memberOf SetCache
            	 * @alias push
            	 * @param {*} value The value to cache.
            	 * @returns {Object} Returns the cache instance.
            	 */
            	function setCacheAdd(value) {
            	  this.__data__.set(value, HASH_UNDEFINED);
            	  return this;
            	}

            	/**
            	 * Checks if `value` is in the array cache.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf SetCache
            	 * @param {*} value The value to search for.
            	 * @returns {number} Returns `true` if `value` is found, else `false`.
            	 */
            	function setCacheHas(value) {
            	  return this.__data__.has(value);
            	}

            	// Add methods to `SetCache`.
            	SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;
            	SetCache.prototype.has = setCacheHas;

            	/**
            	 * Creates a stack cache object to store key-value pairs.
            	 *
            	 * @private
            	 * @constructor
            	 * @param {Array} [entries] The key-value pairs to cache.
            	 */
            	function Stack(entries) {
            	  var data = this.__data__ = new ListCache(entries);
            	  this.size = data.size;
            	}

            	/**
            	 * Removes all key-value entries from the stack.
            	 *
            	 * @private
            	 * @name clear
            	 * @memberOf Stack
            	 */
            	function stackClear() {
            	  this.__data__ = new ListCache;
            	  this.size = 0;
            	}

            	/**
            	 * Removes `key` and its value from the stack.
            	 *
            	 * @private
            	 * @name delete
            	 * @memberOf Stack
            	 * @param {string} key The key of the value to remove.
            	 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
            	 */
            	function stackDelete(key) {
            	  var data = this.__data__,
            	      result = data['delete'](key);

            	  this.size = data.size;
            	  return result;
            	}

            	/**
            	 * Gets the stack value for `key`.
            	 *
            	 * @private
            	 * @name get
            	 * @memberOf Stack
            	 * @param {string} key The key of the value to get.
            	 * @returns {*} Returns the entry value.
            	 */
            	function stackGet(key) {
            	  return this.__data__.get(key);
            	}

            	/**
            	 * Checks if a stack value for `key` exists.
            	 *
            	 * @private
            	 * @name has
            	 * @memberOf Stack
            	 * @param {string} key The key of the entry to check.
            	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
            	 */
            	function stackHas(key) {
            	  return this.__data__.has(key);
            	}

            	/**
            	 * Sets the stack `key` to `value`.
            	 *
            	 * @private
            	 * @name set
            	 * @memberOf Stack
            	 * @param {string} key The key of the value to set.
            	 * @param {*} value The value to set.
            	 * @returns {Object} Returns the stack cache instance.
            	 */
            	function stackSet(key, value) {
            	  var data = this.__data__;
            	  if (data instanceof ListCache) {
            	    var pairs = data.__data__;
            	    if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {
            	      pairs.push([key, value]);
            	      this.size = ++data.size;
            	      return this;
            	    }
            	    data = this.__data__ = new MapCache(pairs);
            	  }
            	  data.set(key, value);
            	  this.size = data.size;
            	  return this;
            	}

            	// Add methods to `Stack`.
            	Stack.prototype.clear = stackClear;
            	Stack.prototype['delete'] = stackDelete;
            	Stack.prototype.get = stackGet;
            	Stack.prototype.has = stackHas;
            	Stack.prototype.set = stackSet;

            	/**
            	 * Creates an array of the enumerable property names of the array-like `value`.
            	 *
            	 * @private
            	 * @param {*} value The value to query.
            	 * @param {boolean} inherited Specify returning inherited property names.
            	 * @returns {Array} Returns the array of property names.
            	 */
            	function arrayLikeKeys(value, inherited) {
            	  var isArr = isArray(value),
            	      isArg = !isArr && isArguments(value),
            	      isBuff = !isArr && !isArg && isBuffer(value),
            	      isType = !isArr && !isArg && !isBuff && isTypedArray(value),
            	      skipIndexes = isArr || isArg || isBuff || isType,
            	      result = skipIndexes ? baseTimes(value.length, String) : [],
            	      length = result.length;

            	  for (var key in value) {
            	    if ((inherited || hasOwnProperty.call(value, key)) &&
            	        !(skipIndexes && (
            	           // Safari 9 has enumerable `arguments.length` in strict mode.
            	           key == 'length' ||
            	           // Node.js 0.10 has enumerable non-index properties on buffers.
            	           (isBuff && (key == 'offset' || key == 'parent')) ||
            	           // PhantomJS 2 has enumerable non-index properties on typed arrays.
            	           (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||
            	           // Skip index properties.
            	           isIndex(key, length)
            	        ))) {
            	      result.push(key);
            	    }
            	  }
            	  return result;
            	}

            	/**
            	 * Gets the index at which the `key` is found in `array` of key-value pairs.
            	 *
            	 * @private
            	 * @param {Array} array The array to inspect.
            	 * @param {*} key The key to search for.
            	 * @returns {number} Returns the index of the matched value, else `-1`.
            	 */
            	function assocIndexOf(array, key) {
            	  var length = array.length;
            	  while (length--) {
            	    if (eq(array[length][0], key)) {
            	      return length;
            	    }
            	  }
            	  return -1;
            	}

            	/**
            	 * The base implementation of `getAllKeys` and `getAllKeysIn` which uses
            	 * `keysFunc` and `symbolsFunc` to get the enumerable property names and
            	 * symbols of `object`.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @param {Function} keysFunc The function to get the keys of `object`.
            	 * @param {Function} symbolsFunc The function to get the symbols of `object`.
            	 * @returns {Array} Returns the array of property names and symbols.
            	 */
            	function baseGetAllKeys(object, keysFunc, symbolsFunc) {
            	  var result = keysFunc(object);
            	  return isArray(object) ? result : arrayPush(result, symbolsFunc(object));
            	}

            	/**
            	 * The base implementation of `getTag` without fallbacks for buggy environments.
            	 *
            	 * @private
            	 * @param {*} value The value to query.
            	 * @returns {string} Returns the `toStringTag`.
            	 */
            	function baseGetTag(value) {
            	  if (value == null) {
            	    return value === undefined ? undefinedTag : nullTag;
            	  }
            	  return (symToStringTag && symToStringTag in Object(value))
            	    ? getRawTag(value)
            	    : objectToString(value);
            	}

            	/**
            	 * The base implementation of `_.isArguments`.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is an `arguments` object,
            	 */
            	function baseIsArguments(value) {
            	  return isObjectLike(value) && baseGetTag(value) == argsTag;
            	}

            	/**
            	 * The base implementation of `_.isEqual` which supports partial comparisons
            	 * and tracks traversed objects.
            	 *
            	 * @private
            	 * @param {*} value The value to compare.
            	 * @param {*} other The other value to compare.
            	 * @param {boolean} bitmask The bitmask flags.
            	 *  1 - Unordered comparison
            	 *  2 - Partial comparison
            	 * @param {Function} [customizer] The function to customize comparisons.
            	 * @param {Object} [stack] Tracks traversed `value` and `other` objects.
            	 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
            	 */
            	function baseIsEqual(value, other, bitmask, customizer, stack) {
            	  if (value === other) {
            	    return true;
            	  }
            	  if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {
            	    return value !== value && other !== other;
            	  }
            	  return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);
            	}

            	/**
            	 * A specialized version of `baseIsEqual` for arrays and objects which performs
            	 * deep comparisons and tracks traversed objects enabling objects with circular
            	 * references to be compared.
            	 *
            	 * @private
            	 * @param {Object} object The object to compare.
            	 * @param {Object} other The other object to compare.
            	 * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
            	 * @param {Function} customizer The function to customize comparisons.
            	 * @param {Function} equalFunc The function to determine equivalents of values.
            	 * @param {Object} [stack] Tracks traversed `object` and `other` objects.
            	 * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
            	 */
            	function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {
            	  var objIsArr = isArray(object),
            	      othIsArr = isArray(other),
            	      objTag = objIsArr ? arrayTag : getTag(object),
            	      othTag = othIsArr ? arrayTag : getTag(other);

            	  objTag = objTag == argsTag ? objectTag : objTag;
            	  othTag = othTag == argsTag ? objectTag : othTag;

            	  var objIsObj = objTag == objectTag,
            	      othIsObj = othTag == objectTag,
            	      isSameTag = objTag == othTag;

            	  if (isSameTag && isBuffer(object)) {
            	    if (!isBuffer(other)) {
            	      return false;
            	    }
            	    objIsArr = true;
            	    objIsObj = false;
            	  }
            	  if (isSameTag && !objIsObj) {
            	    stack || (stack = new Stack);
            	    return (objIsArr || isTypedArray(object))
            	      ? equalArrays(object, other, bitmask, customizer, equalFunc, stack)
            	      : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);
            	  }
            	  if (!(bitmask & COMPARE_PARTIAL_FLAG)) {
            	    var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
            	        othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');

            	    if (objIsWrapped || othIsWrapped) {
            	      var objUnwrapped = objIsWrapped ? object.value() : object,
            	          othUnwrapped = othIsWrapped ? other.value() : other;

            	      stack || (stack = new Stack);
            	      return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);
            	    }
            	  }
            	  if (!isSameTag) {
            	    return false;
            	  }
            	  stack || (stack = new Stack);
            	  return equalObjects(object, other, bitmask, customizer, equalFunc, stack);
            	}

            	/**
            	 * The base implementation of `_.isNative` without bad shim checks.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a native function,
            	 *  else `false`.
            	 */
            	function baseIsNative(value) {
            	  if (!isObject(value) || isMasked(value)) {
            	    return false;
            	  }
            	  var pattern = isFunction(value) ? reIsNative : reIsHostCtor;
            	  return pattern.test(toSource(value));
            	}

            	/**
            	 * The base implementation of `_.isTypedArray` without Node.js optimizations.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
            	 */
            	function baseIsTypedArray(value) {
            	  return isObjectLike(value) &&
            	    isLength(value.length) && !!typedArrayTags[baseGetTag(value)];
            	}

            	/**
            	 * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @returns {Array} Returns the array of property names.
            	 */
            	function baseKeys(object) {
            	  if (!isPrototype(object)) {
            	    return nativeKeys(object);
            	  }
            	  var result = [];
            	  for (var key in Object(object)) {
            	    if (hasOwnProperty.call(object, key) && key != 'constructor') {
            	      result.push(key);
            	    }
            	  }
            	  return result;
            	}

            	/**
            	 * A specialized version of `baseIsEqualDeep` for arrays with support for
            	 * partial deep comparisons.
            	 *
            	 * @private
            	 * @param {Array} array The array to compare.
            	 * @param {Array} other The other array to compare.
            	 * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
            	 * @param {Function} customizer The function to customize comparisons.
            	 * @param {Function} equalFunc The function to determine equivalents of values.
            	 * @param {Object} stack Tracks traversed `array` and `other` objects.
            	 * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.
            	 */
            	function equalArrays(array, other, bitmask, customizer, equalFunc, stack) {
            	  var isPartial = bitmask & COMPARE_PARTIAL_FLAG,
            	      arrLength = array.length,
            	      othLength = other.length;

            	  if (arrLength != othLength && !(isPartial && othLength > arrLength)) {
            	    return false;
            	  }
            	  // Assume cyclic values are equal.
            	  var stacked = stack.get(array);
            	  if (stacked && stack.get(other)) {
            	    return stacked == other;
            	  }
            	  var index = -1,
            	      result = true,
            	      seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new SetCache : undefined;

            	  stack.set(array, other);
            	  stack.set(other, array);

            	  // Ignore non-index properties.
            	  while (++index < arrLength) {
            	    var arrValue = array[index],
            	        othValue = other[index];

            	    if (customizer) {
            	      var compared = isPartial
            	        ? customizer(othValue, arrValue, index, other, array, stack)
            	        : customizer(arrValue, othValue, index, array, other, stack);
            	    }
            	    if (compared !== undefined) {
            	      if (compared) {
            	        continue;
            	      }
            	      result = false;
            	      break;
            	    }
            	    // Recursively compare arrays (susceptible to call stack limits).
            	    if (seen) {
            	      if (!arraySome(other, function(othValue, othIndex) {
            	            if (!cacheHas(seen, othIndex) &&
            	                (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {
            	              return seen.push(othIndex);
            	            }
            	          })) {
            	        result = false;
            	        break;
            	      }
            	    } else if (!(
            	          arrValue === othValue ||
            	            equalFunc(arrValue, othValue, bitmask, customizer, stack)
            	        )) {
            	      result = false;
            	      break;
            	    }
            	  }
            	  stack['delete'](array);
            	  stack['delete'](other);
            	  return result;
            	}

            	/**
            	 * A specialized version of `baseIsEqualDeep` for comparing objects of
            	 * the same `toStringTag`.
            	 *
            	 * **Note:** This function only supports comparing values with tags of
            	 * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
            	 *
            	 * @private
            	 * @param {Object} object The object to compare.
            	 * @param {Object} other The other object to compare.
            	 * @param {string} tag The `toStringTag` of the objects to compare.
            	 * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
            	 * @param {Function} customizer The function to customize comparisons.
            	 * @param {Function} equalFunc The function to determine equivalents of values.
            	 * @param {Object} stack Tracks traversed `object` and `other` objects.
            	 * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
            	 */
            	function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {
            	  switch (tag) {
            	    case dataViewTag:
            	      if ((object.byteLength != other.byteLength) ||
            	          (object.byteOffset != other.byteOffset)) {
            	        return false;
            	      }
            	      object = object.buffer;
            	      other = other.buffer;

            	    case arrayBufferTag:
            	      if ((object.byteLength != other.byteLength) ||
            	          !equalFunc(new Uint8Array(object), new Uint8Array(other))) {
            	        return false;
            	      }
            	      return true;

            	    case boolTag:
            	    case dateTag:
            	    case numberTag:
            	      // Coerce booleans to `1` or `0` and dates to milliseconds.
            	      // Invalid dates are coerced to `NaN`.
            	      return eq(+object, +other);

            	    case errorTag:
            	      return object.name == other.name && object.message == other.message;

            	    case regexpTag:
            	    case stringTag:
            	      // Coerce regexes to strings and treat strings, primitives and objects,
            	      // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring
            	      // for more details.
            	      return object == (other + '');

            	    case mapTag:
            	      var convert = mapToArray;

            	    case setTag:
            	      var isPartial = bitmask & COMPARE_PARTIAL_FLAG;
            	      convert || (convert = setToArray);

            	      if (object.size != other.size && !isPartial) {
            	        return false;
            	      }
            	      // Assume cyclic values are equal.
            	      var stacked = stack.get(object);
            	      if (stacked) {
            	        return stacked == other;
            	      }
            	      bitmask |= COMPARE_UNORDERED_FLAG;

            	      // Recursively compare objects (susceptible to call stack limits).
            	      stack.set(object, other);
            	      var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);
            	      stack['delete'](object);
            	      return result;

            	    case symbolTag:
            	      if (symbolValueOf) {
            	        return symbolValueOf.call(object) == symbolValueOf.call(other);
            	      }
            	  }
            	  return false;
            	}

            	/**
            	 * A specialized version of `baseIsEqualDeep` for objects with support for
            	 * partial deep comparisons.
            	 *
            	 * @private
            	 * @param {Object} object The object to compare.
            	 * @param {Object} other The other object to compare.
            	 * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
            	 * @param {Function} customizer The function to customize comparisons.
            	 * @param {Function} equalFunc The function to determine equivalents of values.
            	 * @param {Object} stack Tracks traversed `object` and `other` objects.
            	 * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
            	 */
            	function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {
            	  var isPartial = bitmask & COMPARE_PARTIAL_FLAG,
            	      objProps = getAllKeys(object),
            	      objLength = objProps.length,
            	      othProps = getAllKeys(other),
            	      othLength = othProps.length;

            	  if (objLength != othLength && !isPartial) {
            	    return false;
            	  }
            	  var index = objLength;
            	  while (index--) {
            	    var key = objProps[index];
            	    if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {
            	      return false;
            	    }
            	  }
            	  // Assume cyclic values are equal.
            	  var stacked = stack.get(object);
            	  if (stacked && stack.get(other)) {
            	    return stacked == other;
            	  }
            	  var result = true;
            	  stack.set(object, other);
            	  stack.set(other, object);

            	  var skipCtor = isPartial;
            	  while (++index < objLength) {
            	    key = objProps[index];
            	    var objValue = object[key],
            	        othValue = other[key];

            	    if (customizer) {
            	      var compared = isPartial
            	        ? customizer(othValue, objValue, key, other, object, stack)
            	        : customizer(objValue, othValue, key, object, other, stack);
            	    }
            	    // Recursively compare objects (susceptible to call stack limits).
            	    if (!(compared === undefined
            	          ? (objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack))
            	          : compared
            	        )) {
            	      result = false;
            	      break;
            	    }
            	    skipCtor || (skipCtor = key == 'constructor');
            	  }
            	  if (result && !skipCtor) {
            	    var objCtor = object.constructor,
            	        othCtor = other.constructor;

            	    // Non `Object` object instances with different constructors are not equal.
            	    if (objCtor != othCtor &&
            	        ('constructor' in object && 'constructor' in other) &&
            	        !(typeof objCtor == 'function' && objCtor instanceof objCtor &&
            	          typeof othCtor == 'function' && othCtor instanceof othCtor)) {
            	      result = false;
            	    }
            	  }
            	  stack['delete'](object);
            	  stack['delete'](other);
            	  return result;
            	}

            	/**
            	 * Creates an array of own enumerable property names and symbols of `object`.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @returns {Array} Returns the array of property names and symbols.
            	 */
            	function getAllKeys(object) {
            	  return baseGetAllKeys(object, keys, getSymbols);
            	}

            	/**
            	 * Gets the data for `map`.
            	 *
            	 * @private
            	 * @param {Object} map The map to query.
            	 * @param {string} key The reference key.
            	 * @returns {*} Returns the map data.
            	 */
            	function getMapData(map, key) {
            	  var data = map.__data__;
            	  return isKeyable(key)
            	    ? data[typeof key == 'string' ? 'string' : 'hash']
            	    : data.map;
            	}

            	/**
            	 * Gets the native function at `key` of `object`.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @param {string} key The key of the method to get.
            	 * @returns {*} Returns the function if it's native, else `undefined`.
            	 */
            	function getNative(object, key) {
            	  var value = getValue(object, key);
            	  return baseIsNative(value) ? value : undefined;
            	}

            	/**
            	 * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
            	 *
            	 * @private
            	 * @param {*} value The value to query.
            	 * @returns {string} Returns the raw `toStringTag`.
            	 */
            	function getRawTag(value) {
            	  var isOwn = hasOwnProperty.call(value, symToStringTag),
            	      tag = value[symToStringTag];

            	  try {
            	    value[symToStringTag] = undefined;
            	    var unmasked = true;
            	  } catch (e) {}

            	  var result = nativeObjectToString.call(value);
            	  if (unmasked) {
            	    if (isOwn) {
            	      value[symToStringTag] = tag;
            	    } else {
            	      delete value[symToStringTag];
            	    }
            	  }
            	  return result;
            	}

            	/**
            	 * Creates an array of the own enumerable symbols of `object`.
            	 *
            	 * @private
            	 * @param {Object} object The object to query.
            	 * @returns {Array} Returns the array of symbols.
            	 */
            	var getSymbols = !nativeGetSymbols ? stubArray : function(object) {
            	  if (object == null) {
            	    return [];
            	  }
            	  object = Object(object);
            	  return arrayFilter(nativeGetSymbols(object), function(symbol) {
            	    return propertyIsEnumerable.call(object, symbol);
            	  });
            	};

            	/**
            	 * Gets the `toStringTag` of `value`.
            	 *
            	 * @private
            	 * @param {*} value The value to query.
            	 * @returns {string} Returns the `toStringTag`.
            	 */
            	var getTag = baseGetTag;

            	// Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.
            	if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||
            	    (Map && getTag(new Map) != mapTag) ||
            	    (Promise && getTag(Promise.resolve()) != promiseTag) ||
            	    (Set && getTag(new Set) != setTag) ||
            	    (WeakMap && getTag(new WeakMap) != weakMapTag)) {
            	  getTag = function(value) {
            	    var result = baseGetTag(value),
            	        Ctor = result == objectTag ? value.constructor : undefined,
            	        ctorString = Ctor ? toSource(Ctor) : '';

            	    if (ctorString) {
            	      switch (ctorString) {
            	        case dataViewCtorString: return dataViewTag;
            	        case mapCtorString: return mapTag;
            	        case promiseCtorString: return promiseTag;
            	        case setCtorString: return setTag;
            	        case weakMapCtorString: return weakMapTag;
            	      }
            	    }
            	    return result;
            	  };
            	}

            	/**
            	 * Checks if `value` is a valid array-like index.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
            	 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
            	 */
            	function isIndex(value, length) {
            	  length = length == null ? MAX_SAFE_INTEGER : length;
            	  return !!length &&
            	    (typeof value == 'number' || reIsUint.test(value)) &&
            	    (value > -1 && value % 1 == 0 && value < length);
            	}

            	/**
            	 * Checks if `value` is suitable for use as unique object key.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is suitable, else `false`.
            	 */
            	function isKeyable(value) {
            	  var type = typeof value;
            	  return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
            	    ? (value !== '__proto__')
            	    : (value === null);
            	}

            	/**
            	 * Checks if `func` has its source masked.
            	 *
            	 * @private
            	 * @param {Function} func The function to check.
            	 * @returns {boolean} Returns `true` if `func` is masked, else `false`.
            	 */
            	function isMasked(func) {
            	  return !!maskSrcKey && (maskSrcKey in func);
            	}

            	/**
            	 * Checks if `value` is likely a prototype object.
            	 *
            	 * @private
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
            	 */
            	function isPrototype(value) {
            	  var Ctor = value && value.constructor,
            	      proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;

            	  return value === proto;
            	}

            	/**
            	 * Converts `value` to a string using `Object.prototype.toString`.
            	 *
            	 * @private
            	 * @param {*} value The value to convert.
            	 * @returns {string} Returns the converted string.
            	 */
            	function objectToString(value) {
            	  return nativeObjectToString.call(value);
            	}

            	/**
            	 * Converts `func` to its source code.
            	 *
            	 * @private
            	 * @param {Function} func The function to convert.
            	 * @returns {string} Returns the source code.
            	 */
            	function toSource(func) {
            	  if (func != null) {
            	    try {
            	      return funcToString.call(func);
            	    } catch (e) {}
            	    try {
            	      return (func + '');
            	    } catch (e) {}
            	  }
            	  return '';
            	}

            	/**
            	 * Performs a
            	 * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
            	 * comparison between two values to determine if they are equivalent.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to compare.
            	 * @param {*} other The other value to compare.
            	 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
            	 * @example
            	 *
            	 * var object = { 'a': 1 };
            	 * var other = { 'a': 1 };
            	 *
            	 * _.eq(object, object);
            	 * // => true
            	 *
            	 * _.eq(object, other);
            	 * // => false
            	 *
            	 * _.eq('a', 'a');
            	 * // => true
            	 *
            	 * _.eq('a', Object('a'));
            	 * // => false
            	 *
            	 * _.eq(NaN, NaN);
            	 * // => true
            	 */
            	function eq(value, other) {
            	  return value === other || (value !== value && other !== other);
            	}

            	/**
            	 * Checks if `value` is likely an `arguments` object.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is an `arguments` object,
            	 *  else `false`.
            	 * @example
            	 *
            	 * _.isArguments(function() { return arguments; }());
            	 * // => true
            	 *
            	 * _.isArguments([1, 2, 3]);
            	 * // => false
            	 */
            	var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {
            	  return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&
            	    !propertyIsEnumerable.call(value, 'callee');
            	};

            	/**
            	 * Checks if `value` is classified as an `Array` object.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is an array, else `false`.
            	 * @example
            	 *
            	 * _.isArray([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isArray(document.body.children);
            	 * // => false
            	 *
            	 * _.isArray('abc');
            	 * // => false
            	 *
            	 * _.isArray(_.noop);
            	 * // => false
            	 */
            	var isArray = Array.isArray;

            	/**
            	 * Checks if `value` is array-like. A value is considered array-like if it's
            	 * not a function and has a `value.length` that's an integer greater than or
            	 * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
            	 * @example
            	 *
            	 * _.isArrayLike([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isArrayLike(document.body.children);
            	 * // => true
            	 *
            	 * _.isArrayLike('abc');
            	 * // => true
            	 *
            	 * _.isArrayLike(_.noop);
            	 * // => false
            	 */
            	function isArrayLike(value) {
            	  return value != null && isLength(value.length) && !isFunction(value);
            	}

            	/**
            	 * Checks if `value` is a buffer.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.3.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
            	 * @example
            	 *
            	 * _.isBuffer(new Buffer(2));
            	 * // => true
            	 *
            	 * _.isBuffer(new Uint8Array(2));
            	 * // => false
            	 */
            	var isBuffer = nativeIsBuffer || stubFalse;

            	/**
            	 * Performs a deep comparison between two values to determine if they are
            	 * equivalent.
            	 *
            	 * **Note:** This method supports comparing arrays, array buffers, booleans,
            	 * date objects, error objects, maps, numbers, `Object` objects, regexes,
            	 * sets, strings, symbols, and typed arrays. `Object` objects are compared
            	 * by their own, not inherited, enumerable properties. Functions and DOM
            	 * nodes are compared by strict equality, i.e. `===`.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to compare.
            	 * @param {*} other The other value to compare.
            	 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
            	 * @example
            	 *
            	 * var object = { 'a': 1 };
            	 * var other = { 'a': 1 };
            	 *
            	 * _.isEqual(object, other);
            	 * // => true
            	 *
            	 * object === other;
            	 * // => false
            	 */
            	function isEqual(value, other) {
            	  return baseIsEqual(value, other);
            	}

            	/**
            	 * Checks if `value` is classified as a `Function` object.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a function, else `false`.
            	 * @example
            	 *
            	 * _.isFunction(_);
            	 * // => true
            	 *
            	 * _.isFunction(/abc/);
            	 * // => false
            	 */
            	function isFunction(value) {
            	  if (!isObject(value)) {
            	    return false;
            	  }
            	  // The use of `Object#toString` avoids issues with the `typeof` operator
            	  // in Safari 9 which returns 'object' for typed arrays and other constructors.
            	  var tag = baseGetTag(value);
            	  return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;
            	}

            	/**
            	 * Checks if `value` is a valid array-like length.
            	 *
            	 * **Note:** This method is loosely based on
            	 * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
            	 * @example
            	 *
            	 * _.isLength(3);
            	 * // => true
            	 *
            	 * _.isLength(Number.MIN_VALUE);
            	 * // => false
            	 *
            	 * _.isLength(Infinity);
            	 * // => false
            	 *
            	 * _.isLength('3');
            	 * // => false
            	 */
            	function isLength(value) {
            	  return typeof value == 'number' &&
            	    value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
            	}

            	/**
            	 * Checks if `value` is the
            	 * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
            	 * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 0.1.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
            	 * @example
            	 *
            	 * _.isObject({});
            	 * // => true
            	 *
            	 * _.isObject([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isObject(_.noop);
            	 * // => true
            	 *
            	 * _.isObject(null);
            	 * // => false
            	 */
            	function isObject(value) {
            	  var type = typeof value;
            	  return value != null && (type == 'object' || type == 'function');
            	}

            	/**
            	 * Checks if `value` is object-like. A value is object-like if it's not `null`
            	 * and has a `typeof` result of "object".
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.0.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
            	 * @example
            	 *
            	 * _.isObjectLike({});
            	 * // => true
            	 *
            	 * _.isObjectLike([1, 2, 3]);
            	 * // => true
            	 *
            	 * _.isObjectLike(_.noop);
            	 * // => false
            	 *
            	 * _.isObjectLike(null);
            	 * // => false
            	 */
            	function isObjectLike(value) {
            	  return value != null && typeof value == 'object';
            	}

            	/**
            	 * Checks if `value` is classified as a typed array.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 3.0.0
            	 * @category Lang
            	 * @param {*} value The value to check.
            	 * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
            	 * @example
            	 *
            	 * _.isTypedArray(new Uint8Array);
            	 * // => true
            	 *
            	 * _.isTypedArray([]);
            	 * // => false
            	 */
            	var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;

            	/**
            	 * Creates an array of the own enumerable property names of `object`.
            	 *
            	 * **Note:** Non-object values are coerced to objects. See the
            	 * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
            	 * for more details.
            	 *
            	 * @static
            	 * @since 0.1.0
            	 * @memberOf _
            	 * @category Object
            	 * @param {Object} object The object to query.
            	 * @returns {Array} Returns the array of property names.
            	 * @example
            	 *
            	 * function Foo() {
            	 *   this.a = 1;
            	 *   this.b = 2;
            	 * }
            	 *
            	 * Foo.prototype.c = 3;
            	 *
            	 * _.keys(new Foo);
            	 * // => ['a', 'b'] (iteration order is not guaranteed)
            	 *
            	 * _.keys('hi');
            	 * // => ['0', '1']
            	 */
            	function keys(object) {
            	  return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
            	}

            	/**
            	 * This method returns a new empty array.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.13.0
            	 * @category Util
            	 * @returns {Array} Returns the new empty array.
            	 * @example
            	 *
            	 * var arrays = _.times(2, _.stubArray);
            	 *
            	 * console.log(arrays);
            	 * // => [[], []]
            	 *
            	 * console.log(arrays[0] === arrays[1]);
            	 * // => false
            	 */
            	function stubArray() {
            	  return [];
            	}

            	/**
            	 * This method returns `false`.
            	 *
            	 * @static
            	 * @memberOf _
            	 * @since 4.13.0
            	 * @category Util
            	 * @returns {boolean} Returns `false`.
            	 * @example
            	 *
            	 * _.times(2, _.stubFalse);
            	 * // => [false, false]
            	 */
            	function stubFalse() {
            	  return false;
            	}

            	module.exports = isEqual;
            } (lodash_isequal, lodash_isequal.exports));

            var AttributeMap$1 = {};

            var __importDefault$1 = (commonjsGlobal && commonjsGlobal.__importDefault) || function (mod) {
                return (mod && mod.__esModule) ? mod : { "default": mod };
            };
            Object.defineProperty(AttributeMap$1, "__esModule", { value: true });
            var lodash_clonedeep_1$1 = __importDefault$1(lodash_clonedeep.exports);
            var lodash_isequal_1$1 = __importDefault$1(lodash_isequal.exports);
            var AttributeMap;
            (function (AttributeMap) {
                function compose(a, b, keepNull) {
                    if (a === void 0) { a = {}; }
                    if (b === void 0) { b = {}; }
                    if (typeof a !== 'object') {
                        a = {};
                    }
                    if (typeof b !== 'object') {
                        b = {};
                    }
                    var attributes = lodash_clonedeep_1$1.default(b);
                    if (!keepNull) {
                        attributes = Object.keys(attributes).reduce(function (copy, key) {
                            if (attributes[key] != null) {
                                copy[key] = attributes[key];
                            }
                            return copy;
                        }, {});
                    }
                    for (var key in a) {
                        if (a[key] !== undefined && b[key] === undefined) {
                            attributes[key] = a[key];
                        }
                    }
                    return Object.keys(attributes).length > 0 ? attributes : undefined;
                }
                AttributeMap.compose = compose;
                function diff(a, b) {
                    if (a === void 0) { a = {}; }
                    if (b === void 0) { b = {}; }
                    if (typeof a !== 'object') {
                        a = {};
                    }
                    if (typeof b !== 'object') {
                        b = {};
                    }
                    var attributes = Object.keys(a)
                        .concat(Object.keys(b))
                        .reduce(function (attrs, key) {
                        if (!lodash_isequal_1$1.default(a[key], b[key])) {
                            attrs[key] = b[key] === undefined ? null : b[key];
                        }
                        return attrs;
                    }, {});
                    return Object.keys(attributes).length > 0 ? attributes : undefined;
                }
                AttributeMap.diff = diff;
                function invert(attr, base) {
                    if (attr === void 0) { attr = {}; }
                    if (base === void 0) { base = {}; }
                    attr = attr || {};
                    var baseInverted = Object.keys(base).reduce(function (memo, key) {
                        if (base[key] !== attr[key] && attr[key] !== undefined) {
                            memo[key] = base[key];
                        }
                        return memo;
                    }, {});
                    return Object.keys(attr).reduce(function (memo, key) {
                        if (attr[key] !== base[key] && base[key] === undefined) {
                            memo[key] = null;
                        }
                        return memo;
                    }, baseInverted);
                }
                AttributeMap.invert = invert;
                function transform(a, b, priority) {
                    if (priority === void 0) { priority = false; }
                    if (typeof a !== 'object') {
                        return b;
                    }
                    if (typeof b !== 'object') {
                        return undefined;
                    }
                    if (!priority) {
                        return b; // b simply overwrites us without priority
                    }
                    var attributes = Object.keys(b).reduce(function (attrs, key) {
                        if (a[key] === undefined) {
                            attrs[key] = b[key]; // null is a valid value
                        }
                        return attrs;
                    }, {});
                    return Object.keys(attributes).length > 0 ? attributes : undefined;
                }
                AttributeMap.transform = transform;
            })(AttributeMap || (AttributeMap = {}));
            AttributeMap$1.default = AttributeMap;

            var Op = {};

            var Iterator = {};

            var hasRequiredIterator;

            function requireIterator () {
            	if (hasRequiredIterator) return Iterator;
            	hasRequiredIterator = 1;
            	var __importDefault = (commonjsGlobal && commonjsGlobal.__importDefault) || function (mod) {
            	    return (mod && mod.__esModule) ? mod : { "default": mod };
            	};
            	Object.defineProperty(Iterator, "__esModule", { value: true });
            	var Op_1 = __importDefault(requireOp());
            	var Iterator$1 = /** @class */ (function () {
            	    function Iterator(ops) {
            	        this.ops = ops;
            	        this.index = 0;
            	        this.offset = 0;
            	    }
            	    Iterator.prototype.hasNext = function () {
            	        return this.peekLength() < Infinity;
            	    };
            	    Iterator.prototype.next = function (length) {
            	        if (!length) {
            	            length = Infinity;
            	        }
            	        var nextOp = this.ops[this.index];
            	        if (nextOp) {
            	            var offset = this.offset;
            	            var opLength = Op_1.default.length(nextOp);
            	            if (length >= opLength - offset) {
            	                length = opLength - offset;
            	                this.index += 1;
            	                this.offset = 0;
            	            }
            	            else {
            	                this.offset += length;
            	            }
            	            if (typeof nextOp.delete === 'number') {
            	                return { delete: length };
            	            }
            	            else {
            	                var retOp = {};
            	                if (nextOp.attributes) {
            	                    retOp.attributes = nextOp.attributes;
            	                }
            	                if (typeof nextOp.retain === 'number') {
            	                    retOp.retain = length;
            	                }
            	                else if (typeof nextOp.insert === 'string') {
            	                    retOp.insert = nextOp.insert.substr(offset, length);
            	                }
            	                else {
            	                    // offset should === 0, length should === 1
            	                    retOp.insert = nextOp.insert;
            	                }
            	                return retOp;
            	            }
            	        }
            	        else {
            	            return { retain: Infinity };
            	        }
            	    };
            	    Iterator.prototype.peek = function () {
            	        return this.ops[this.index];
            	    };
            	    Iterator.prototype.peekLength = function () {
            	        if (this.ops[this.index]) {
            	            // Should never return 0 if our index is being managed correctly
            	            return Op_1.default.length(this.ops[this.index]) - this.offset;
            	        }
            	        else {
            	            return Infinity;
            	        }
            	    };
            	    Iterator.prototype.peekType = function () {
            	        if (this.ops[this.index]) {
            	            if (typeof this.ops[this.index].delete === 'number') {
            	                return 'delete';
            	            }
            	            else if (typeof this.ops[this.index].retain === 'number') {
            	                return 'retain';
            	            }
            	            else {
            	                return 'insert';
            	            }
            	        }
            	        return 'retain';
            	    };
            	    Iterator.prototype.rest = function () {
            	        if (!this.hasNext()) {
            	            return [];
            	        }
            	        else if (this.offset === 0) {
            	            return this.ops.slice(this.index);
            	        }
            	        else {
            	            var offset = this.offset;
            	            var index = this.index;
            	            var next = this.next();
            	            var rest = this.ops.slice(this.index);
            	            this.offset = offset;
            	            this.index = index;
            	            return [next].concat(rest);
            	        }
            	    };
            	    return Iterator;
            	}());
            	Iterator.default = Iterator$1;
            	
            	return Iterator;
            }

            var hasRequiredOp;

            function requireOp () {
            	if (hasRequiredOp) return Op;
            	hasRequiredOp = 1;
            	var __importDefault = (commonjsGlobal && commonjsGlobal.__importDefault) || function (mod) {
            	    return (mod && mod.__esModule) ? mod : { "default": mod };
            	};
            	Object.defineProperty(Op, "__esModule", { value: true });
            	var Iterator_1 = __importDefault(requireIterator());
            	var Op$1;
            	(function (Op) {
            	    function iterator(ops) {
            	        return new Iterator_1.default(ops);
            	    }
            	    Op.iterator = iterator;
            	    function length(op) {
            	        if (typeof op.delete === 'number') {
            	            return op.delete;
            	        }
            	        else if (typeof op.retain === 'number') {
            	            return op.retain;
            	        }
            	        else {
            	            return typeof op.insert === 'string' ? op.insert.length : 1;
            	        }
            	    }
            	    Op.length = length;
            	})(Op$1 || (Op$1 = {}));
            	Op.default = Op$1;
            	
            	return Op;
            }

            var __importDefault = (commonjsGlobal && commonjsGlobal.__importDefault) || function (mod) {
                return (mod && mod.__esModule) ? mod : { "default": mod };
            };
            var fast_diff_1 = __importDefault(diff_1);
            var lodash_clonedeep_1 = __importDefault(lodash_clonedeep.exports);
            var lodash_isequal_1 = __importDefault(lodash_isequal.exports);
            var AttributeMap_1 = __importDefault(AttributeMap$1);
            var Op_1 = __importDefault(requireOp());
            var NULL_CHARACTER = String.fromCharCode(0); // Placeholder char for embed in diff()
            var Delta = /** @class */ (function () {
                function Delta(ops) {
                    // Assume we are given a well formed ops
                    if (Array.isArray(ops)) {
                        this.ops = ops;
                    }
                    else if (ops != null && Array.isArray(ops.ops)) {
                        this.ops = ops.ops;
                    }
                    else {
                        this.ops = [];
                    }
                }
                Delta.prototype.insert = function (arg, attributes) {
                    var newOp = {};
                    if (typeof arg === 'string' && arg.length === 0) {
                        return this;
                    }
                    newOp.insert = arg;
                    if (attributes != null &&
                        typeof attributes === 'object' &&
                        Object.keys(attributes).length > 0) {
                        newOp.attributes = attributes;
                    }
                    return this.push(newOp);
                };
                Delta.prototype.delete = function (length) {
                    if (length <= 0) {
                        return this;
                    }
                    return this.push({ delete: length });
                };
                Delta.prototype.retain = function (length, attributes) {
                    if (length <= 0) {
                        return this;
                    }
                    var newOp = { retain: length };
                    if (attributes != null &&
                        typeof attributes === 'object' &&
                        Object.keys(attributes).length > 0) {
                        newOp.attributes = attributes;
                    }
                    return this.push(newOp);
                };
                Delta.prototype.push = function (newOp) {
                    var index = this.ops.length;
                    var lastOp = this.ops[index - 1];
                    newOp = lodash_clonedeep_1.default(newOp);
                    if (typeof lastOp === 'object') {
                        if (typeof newOp.delete === 'number' &&
                            typeof lastOp.delete === 'number') {
                            this.ops[index - 1] = { delete: lastOp.delete + newOp.delete };
                            return this;
                        }
                        // Since it does not matter if we insert before or after deleting at the same index,
                        // always prefer to insert first
                        if (typeof lastOp.delete === 'number' && newOp.insert != null) {
                            index -= 1;
                            lastOp = this.ops[index - 1];
                            if (typeof lastOp !== 'object') {
                                this.ops.unshift(newOp);
                                return this;
                            }
                        }
                        if (lodash_isequal_1.default(newOp.attributes, lastOp.attributes)) {
                            if (typeof newOp.insert === 'string' &&
                                typeof lastOp.insert === 'string') {
                                this.ops[index - 1] = { insert: lastOp.insert + newOp.insert };
                                if (typeof newOp.attributes === 'object') {
                                    this.ops[index - 1].attributes = newOp.attributes;
                                }
                                return this;
                            }
                            else if (typeof newOp.retain === 'number' &&
                                typeof lastOp.retain === 'number') {
                                this.ops[index - 1] = { retain: lastOp.retain + newOp.retain };
                                if (typeof newOp.attributes === 'object') {
                                    this.ops[index - 1].attributes = newOp.attributes;
                                }
                                return this;
                            }
                        }
                    }
                    if (index === this.ops.length) {
                        this.ops.push(newOp);
                    }
                    else {
                        this.ops.splice(index, 0, newOp);
                    }
                    return this;
                };
                Delta.prototype.chop = function () {
                    var lastOp = this.ops[this.ops.length - 1];
                    if (lastOp && lastOp.retain && !lastOp.attributes) {
                        this.ops.pop();
                    }
                    return this;
                };
                Delta.prototype.filter = function (predicate) {
                    return this.ops.filter(predicate);
                };
                Delta.prototype.forEach = function (predicate) {
                    this.ops.forEach(predicate);
                };
                Delta.prototype.map = function (predicate) {
                    return this.ops.map(predicate);
                };
                Delta.prototype.partition = function (predicate) {
                    var passed = [];
                    var failed = [];
                    this.forEach(function (op) {
                        var target = predicate(op) ? passed : failed;
                        target.push(op);
                    });
                    return [passed, failed];
                };
                Delta.prototype.reduce = function (predicate, initialValue) {
                    return this.ops.reduce(predicate, initialValue);
                };
                Delta.prototype.changeLength = function () {
                    return this.reduce(function (length, elem) {
                        if (elem.insert) {
                            return length + Op_1.default.length(elem);
                        }
                        else if (elem.delete) {
                            return length - elem.delete;
                        }
                        return length;
                    }, 0);
                };
                Delta.prototype.length = function () {
                    return this.reduce(function (length, elem) {
                        return length + Op_1.default.length(elem);
                    }, 0);
                };
                Delta.prototype.slice = function (start, end) {
                    if (start === void 0) { start = 0; }
                    if (end === void 0) { end = Infinity; }
                    var ops = [];
                    var iter = Op_1.default.iterator(this.ops);
                    var index = 0;
                    while (index < end && iter.hasNext()) {
                        var nextOp = void 0;
                        if (index < start) {
                            nextOp = iter.next(start - index);
                        }
                        else {
                            nextOp = iter.next(end - index);
                            ops.push(nextOp);
                        }
                        index += Op_1.default.length(nextOp);
                    }
                    return new Delta(ops);
                };
                Delta.prototype.compose = function (other) {
                    var thisIter = Op_1.default.iterator(this.ops);
                    var otherIter = Op_1.default.iterator(other.ops);
                    var ops = [];
                    var firstOther = otherIter.peek();
                    if (firstOther != null &&
                        typeof firstOther.retain === 'number' &&
                        firstOther.attributes == null) {
                        var firstLeft = firstOther.retain;
                        while (thisIter.peekType() === 'insert' &&
                            thisIter.peekLength() <= firstLeft) {
                            firstLeft -= thisIter.peekLength();
                            ops.push(thisIter.next());
                        }
                        if (firstOther.retain - firstLeft > 0) {
                            otherIter.next(firstOther.retain - firstLeft);
                        }
                    }
                    var delta = new Delta(ops);
                    while (thisIter.hasNext() || otherIter.hasNext()) {
                        if (otherIter.peekType() === 'insert') {
                            delta.push(otherIter.next());
                        }
                        else if (thisIter.peekType() === 'delete') {
                            delta.push(thisIter.next());
                        }
                        else {
                            var length_1 = Math.min(thisIter.peekLength(), otherIter.peekLength());
                            var thisOp = thisIter.next(length_1);
                            var otherOp = otherIter.next(length_1);
                            if (typeof otherOp.retain === 'number') {
                                var newOp = {};
                                if (typeof thisOp.retain === 'number') {
                                    newOp.retain = length_1;
                                }
                                else {
                                    newOp.insert = thisOp.insert;
                                }
                                // Preserve null when composing with a retain, otherwise remove it for inserts
                                var attributes = AttributeMap_1.default.compose(thisOp.attributes, otherOp.attributes, typeof thisOp.retain === 'number');
                                if (attributes) {
                                    newOp.attributes = attributes;
                                }
                                delta.push(newOp);
                                // Optimization if rest of other is just retain
                                if (!otherIter.hasNext() &&
                                    lodash_isequal_1.default(delta.ops[delta.ops.length - 1], newOp)) {
                                    var rest = new Delta(thisIter.rest());
                                    return delta.concat(rest).chop();
                                }
                                // Other op should be delete, we could be an insert or retain
                                // Insert + delete cancels out
                            }
                            else if (typeof otherOp.delete === 'number' &&
                                typeof thisOp.retain === 'number') {
                                delta.push(otherOp);
                            }
                        }
                    }
                    return delta.chop();
                };
                Delta.prototype.concat = function (other) {
                    var delta = new Delta(this.ops.slice());
                    if (other.ops.length > 0) {
                        delta.push(other.ops[0]);
                        delta.ops = delta.ops.concat(other.ops.slice(1));
                    }
                    return delta;
                };
                Delta.prototype.diff = function (other, cursor) {
                    if (this.ops === other.ops) {
                        return new Delta();
                    }
                    var strings = [this, other].map(function (delta) {
                        return delta
                            .map(function (op) {
                            if (op.insert != null) {
                                return typeof op.insert === 'string' ? op.insert : NULL_CHARACTER;
                            }
                            var prep = delta === other ? 'on' : 'with';
                            throw new Error('diff() called ' + prep + ' non-document');
                        })
                            .join('');
                    });
                    var retDelta = new Delta();
                    var diffResult = fast_diff_1.default(strings[0], strings[1], cursor);
                    var thisIter = Op_1.default.iterator(this.ops);
                    var otherIter = Op_1.default.iterator(other.ops);
                    diffResult.forEach(function (component) {
                        var length = component[1].length;
                        while (length > 0) {
                            var opLength = 0;
                            switch (component[0]) {
                                case fast_diff_1.default.INSERT:
                                    opLength = Math.min(otherIter.peekLength(), length);
                                    retDelta.push(otherIter.next(opLength));
                                    break;
                                case fast_diff_1.default.DELETE:
                                    opLength = Math.min(length, thisIter.peekLength());
                                    thisIter.next(opLength);
                                    retDelta.delete(opLength);
                                    break;
                                case fast_diff_1.default.EQUAL:
                                    opLength = Math.min(thisIter.peekLength(), otherIter.peekLength(), length);
                                    var thisOp = thisIter.next(opLength);
                                    var otherOp = otherIter.next(opLength);
                                    if (lodash_isequal_1.default(thisOp.insert, otherOp.insert)) {
                                        retDelta.retain(opLength, AttributeMap_1.default.diff(thisOp.attributes, otherOp.attributes));
                                    }
                                    else {
                                        retDelta.push(otherOp).delete(opLength);
                                    }
                                    break;
                            }
                            length -= opLength;
                        }
                    });
                    return retDelta.chop();
                };
                Delta.prototype.eachLine = function (predicate, newline) {
                    if (newline === void 0) { newline = '\n'; }
                    var iter = Op_1.default.iterator(this.ops);
                    var line = new Delta();
                    var i = 0;
                    while (iter.hasNext()) {
                        if (iter.peekType() !== 'insert') {
                            return;
                        }
                        var thisOp = iter.peek();
                        var start = Op_1.default.length(thisOp) - iter.peekLength();
                        var index = typeof thisOp.insert === 'string'
                            ? thisOp.insert.indexOf(newline, start) - start
                            : -1;
                        if (index < 0) {
                            line.push(iter.next());
                        }
                        else if (index > 0) {
                            line.push(iter.next(index));
                        }
                        else {
                            if (predicate(line, iter.next(1).attributes || {}, i) === false) {
                                return;
                            }
                            i += 1;
                            line = new Delta();
                        }
                    }
                    if (line.length() > 0) {
                        predicate(line, {}, i);
                    }
                };
                Delta.prototype.invert = function (base) {
                    var inverted = new Delta();
                    this.reduce(function (baseIndex, op) {
                        if (op.insert) {
                            inverted.delete(Op_1.default.length(op));
                        }
                        else if (op.retain && op.attributes == null) {
                            inverted.retain(op.retain);
                            return baseIndex + op.retain;
                        }
                        else if (op.delete || (op.retain && op.attributes)) {
                            var length_2 = (op.delete || op.retain);
                            var slice = base.slice(baseIndex, baseIndex + length_2);
                            slice.forEach(function (baseOp) {
                                if (op.delete) {
                                    inverted.push(baseOp);
                                }
                                else if (op.retain && op.attributes) {
                                    inverted.retain(Op_1.default.length(baseOp), AttributeMap_1.default.invert(op.attributes, baseOp.attributes));
                                }
                            });
                            return baseIndex + length_2;
                        }
                        return baseIndex;
                    }, 0);
                    return inverted.chop();
                };
                Delta.prototype.transform = function (arg, priority) {
                    if (priority === void 0) { priority = false; }
                    priority = !!priority;
                    if (typeof arg === 'number') {
                        return this.transformPosition(arg, priority);
                    }
                    var other = arg;
                    var thisIter = Op_1.default.iterator(this.ops);
                    var otherIter = Op_1.default.iterator(other.ops);
                    var delta = new Delta();
                    while (thisIter.hasNext() || otherIter.hasNext()) {
                        if (thisIter.peekType() === 'insert' &&
                            (priority || otherIter.peekType() !== 'insert')) {
                            delta.retain(Op_1.default.length(thisIter.next()));
                        }
                        else if (otherIter.peekType() === 'insert') {
                            delta.push(otherIter.next());
                        }
                        else {
                            var length_3 = Math.min(thisIter.peekLength(), otherIter.peekLength());
                            var thisOp = thisIter.next(length_3);
                            var otherOp = otherIter.next(length_3);
                            if (thisOp.delete) {
                                // Our delete either makes their delete redundant or removes their retain
                                continue;
                            }
                            else if (otherOp.delete) {
                                delta.push(otherOp);
                            }
                            else {
                                // We retain either their retain or insert
                                delta.retain(length_3, AttributeMap_1.default.transform(thisOp.attributes, otherOp.attributes, priority));
                            }
                        }
                    }
                    return delta.chop();
                };
                Delta.prototype.transformPosition = function (index, priority) {
                    if (priority === void 0) { priority = false; }
                    priority = !!priority;
                    var thisIter = Op_1.default.iterator(this.ops);
                    var offset = 0;
                    while (thisIter.hasNext() && offset <= index) {
                        var length_4 = thisIter.peekLength();
                        var nextType = thisIter.peekType();
                        thisIter.next();
                        if (nextType === 'delete') {
                            index -= Math.min(length_4, index - offset);
                            continue;
                        }
                        else if (nextType === 'insert' && (offset < index || !priority)) {
                            index += length_4;
                        }
                        offset += length_4;
                    }
                    return index;
                };
                Delta.Op = Op_1.default;
                Delta.AttributeMap = AttributeMap_1.default;
                return Delta;
            }());
            var Delta_1 = Delta;


            var Delta$1 = Delta_1;

            const toolbarOptions = {
                essential: [
                    [{ header: [1, 2, 3, 4, 5, 6, false] }],
                    ['bold', 'italic', 'underline'],
                    [{ list: 'ordered' }, { list: 'bullet' }, { align: [] }],
                    ['blockquote', 'code-block', 'link'],
                    [{ color: [] }, 'clean'],
                ],
                minimal: [
                    [{ header: 1 }, { header: 2 }],
                    ['bold', 'italic', 'underline'],
                    [{ list: 'ordered' }, { list: 'bullet' }, { align: [] }],
                ],
                full: [
                    ['bold', 'italic', 'underline', 'strike'],
                    ['blockquote', 'code-block'],
                    [{ header: 1 }, { header: 2 }],
                    [{ list: 'ordered' }, { list: 'bullet' }],
                    [{ script: 'sub' }, { script: 'super' }],
                    [{ indent: '-1' }, { indent: '+1' }],
                    [{ direction: 'rtl' }],
                    [{ size: ['small', false, 'large', 'huge'] }],
                    [{ header: [1, 2, 3, 4, 5, 6, false] }],
                    [{ color: [] }, { background: [] }],
                    [{ font: [] }],
                    [{ align: [] }],
                    ['link', 'video', 'image'],
                    ['clean'], // remove formatting button
                ],
            };

            const QuillEditor = vue.defineComponent({
                name: 'QuillEditor',
                inheritAttrs: false,
                props: {
                    content: {
                        type: [String, Object],
                    },
                    contentType: {
                        type: String,
                        default: 'delta',
                        validator: (value) => {
                            return ['delta', 'html', 'text'].includes(value);
                        },
                    },
                    enable: {
                        type: Boolean,
                        default: true,
                    },
                    readOnly: {
                        type: Boolean,
                        default: false,
                    },
                    placeholder: {
                        type: String,
                        required: false,
                    },
                    theme: {
                        type: String,
                        default: 'snow',
                        validator: (value) => {
                            return ['snow', 'bubble', ''].includes(value);
                        },
                    },
                    toolbar: {
                        type: [String, Array, Object],
                        required: false,
                        validator: (value) => {
                            if (typeof value === 'string' && value !== '') {
                                return value.charAt(0) === '#'
                                    ? true
                                    : Object.keys(toolbarOptions).indexOf(value) !== -1;
                            }
                            return true;
                        },
                    },
                    modules: {
                        type: Object,
                        required: false,
                    },
                    options: {
                        type: Object,
                        required: false,
                    },
                    globalOptions: {
                        type: Object,
                        required: false,
                    },
                },
                emits: [
                    'textChange',
                    'selectionChange',
                    'editorChange',
                    'update:content',
                    'focus',
                    'blur',
                    'ready',
                ],
                setup: (props, ctx) => {
                    vue.onMounted(() => {
                        initialize();
                    });
                    vue.onBeforeUnmount(() => {
                        quill = null;
                    });
                    let quill;
                    let options;
                    const editor = vue.ref();
                    // Initialize Quill
                    const initialize = () => {
                        var _a;
                        if (!editor.value)
                            return;
                        options = composeOptions();
                        // Register modules
                        if (props.modules) {
                            if (Array.isArray(props.modules)) {
                                for (const module of props.modules) {
                                    Quill.register(`modules/${module.name}`, module.module);
                                }
                            }
                            else {
                                Quill.register(`modules/${props.modules.name}`, props.modules.module);
                            }
                        }
                        // Create new Quill instance
                        quill = new Quill(editor.value, options);
                        // Set editor content
                        setContents(props.content);
                        // Set event handlers
                        quill.on('text-change', handleTextChange);
                        quill.on('selection-change', handleSelectionChange);
                        quill.on('editor-change', handleEditorChange);
                        // Remove editor class when theme changes
                        if (props.theme !== 'bubble')
                            editor.value.classList.remove('ql-bubble');
                        if (props.theme !== 'snow')
                            editor.value.classList.remove('ql-snow');
                        // Fix clicking the quill toolbar is detected as blur event
                        (_a = quill
                            .getModule('toolbar')) === null || _a === void 0 ? void 0 : _a.container.addEventListener('mousedown', (e) => {
                            e.preventDefault();
                        });
                        // Emit ready event
                        ctx.emit('ready', quill);
                    };
                    // Compose Options
                    const composeOptions = () => {
                        const clientOptions = {};
                        if (props.theme !== '')
                            clientOptions.theme = props.theme;
                        if (props.readOnly)
                            clientOptions.readOnly = props.readOnly;
                        if (props.placeholder)
                            clientOptions.placeholder = props.placeholder;
                        if (props.toolbar && props.toolbar !== '') {
                            clientOptions.modules = {
                                toolbar: (() => {
                                    if (typeof props.toolbar === 'object') {
                                        return props.toolbar;
                                    }
                                    else if (typeof props.toolbar === 'string') {
                                        const str = props.toolbar;
                                        return str.charAt(0) === '#'
                                            ? props.toolbar
                                            : toolbarOptions[props.toolbar];
                                    }
                                    return;
                                })(),
                            };
                        }
                        if (props.modules) {
                            const modules = (() => {
                                var _a, _b;
                                const modulesOption = {};
                                if (Array.isArray(props.modules)) {
                                    for (const module of props.modules) {
                                        modulesOption[module.name] = (_a = module.options) !== null && _a !== void 0 ? _a : {};
                                    }
                                }
                                else {
                                    modulesOption[props.modules.name] = (_b = props.modules.options) !== null && _b !== void 0 ? _b : {};
                                }
                                return modulesOption;
                            })();
                            clientOptions.modules = Object.assign({}, clientOptions.modules, modules);
                        }
                        return Object.assign({}, props.globalOptions, props.options, clientOptions);
                    };
                    const maybeClone = (delta) => {
                        return typeof delta === 'object' && delta ? delta.slice() : delta;
                    };
                    const deltaHasValuesOtherThanRetain = (delta) => {
                        return Object.values(delta.ops).some((v) => !v.retain || Object.keys(v).length !== 1);
                    };
                    // Doesn't need reactivity, but does need to be cloned to avoid deep mutations always registering as equal
                    let internalModel;
                    const internalModelEquals = (against) => {
                        if (typeof internalModel === typeof against) {
                            if (against === internalModel) {
                                return true;
                            }
                            // Ref/Proxy does not support instanceof, so do a loose check
                            if (typeof against === 'object' &&
                                against &&
                                typeof internalModel === 'object' &&
                                internalModel) {
                                return !deltaHasValuesOtherThanRetain(internalModel.diff(against));
                            }
                        }
                        return false;
                    };
                    const handleTextChange = (delta, oldContents, source) => {
                        internalModel = maybeClone(getContents());
                        // Update v-model:content when text changes
                        if (!internalModelEquals(props.content)) {
                            ctx.emit('update:content', internalModel);
                        }
                        ctx.emit('textChange', { delta, oldContents, source });
                    };
                    const isEditorFocus = vue.ref();
                    const handleSelectionChange = (range, oldRange, source) => {
                        // Set isEditorFocus if quill.hasFocus()
                        isEditorFocus.value = !!(quill === null || quill === void 0 ? void 0 : quill.hasFocus());
                        ctx.emit('selectionChange', { range, oldRange, source });
                    };
                    vue.watch(isEditorFocus, (focus) => {
                        if (focus)
                            ctx.emit('focus', editor);
                        else
                            ctx.emit('blur', editor);
                    });
                    const handleEditorChange = (...args) => {
                        if (args[0] === 'text-change')
                            ctx.emit('editorChange', {
                                name: args[0],
                                delta: args[1],
                                oldContents: args[2],
                                source: args[3],
                            });
                        if (args[0] === 'selection-change')
                            ctx.emit('editorChange', {
                                name: args[0],
                                range: args[1],
                                oldRange: args[2],
                                source: args[3],
                            });
                    };
                    const getEditor = () => {
                        return editor.value;
                    };
                    const getToolbar = () => {
                        var _a;
                        return (_a = quill === null || quill === void 0 ? void 0 : quill.getModule('toolbar')) === null || _a === void 0 ? void 0 : _a.container;
                    };
                    const getQuill = () => {
                        if (quill)
                            return quill;
                        else
                            throw `The quill editor hasn't been instantiated yet,
                  make sure to call this method when the editor ready
                  or use v-on:ready="onReady(quill)" event instead.`;
                    };
                    const getContents = (index, length) => {
                        if (props.contentType === 'html') {
                            return getHTML();
                        }
                        else if (props.contentType === 'text') {
                            return getText(index, length);
                        }
                        return quill === null || quill === void 0 ? void 0 : quill.getContents(index, length);
                    };
                    const setContents = (content, source = 'api') => {
                        const normalizedContent = !content
                            ? props.contentType === 'delta'
                                ? new Delta$1()
                                : ''
                            : content;
                        if (props.contentType === 'html') {
                            setHTML(normalizedContent);
                        }
                        else if (props.contentType === 'text') {
                            setText(normalizedContent, source);
                        }
                        else {
                            quill === null || quill === void 0 ? void 0 : quill.setContents(normalizedContent, source);
                        }
                        internalModel = maybeClone(normalizedContent);
                    };
                    const getText = (index, length) => {
                        var _a;
                        return (_a = quill === null || quill === void 0 ? void 0 : quill.getText(index, length)) !== null && _a !== void 0 ? _a : '';
                    };
                    const setText = (text, source = 'api') => {
                        quill === null || quill === void 0 ? void 0 : quill.setText(text, source);
                    };
                    const getHTML = () => {
                        var _a;
                        return (_a = quill === null || quill === void 0 ? void 0 : quill.root.innerHTML) !== null && _a !== void 0 ? _a : '';
                    };
                    const setHTML = (html) => {
                        if (quill)
                            quill.root.innerHTML = html;
                    };
                    const pasteHTML = (html, source = 'api') => {
                        const delta = quill === null || quill === void 0 ? void 0 : quill.clipboard.convert(html);
                        if (delta)
                            quill === null || quill === void 0 ? void 0 : quill.setContents(delta, source);
                    };
                    const focus = () => {
                        quill === null || quill === void 0 ? void 0 : quill.focus();
                    };
                    const reinit = () => {
                        vue.nextTick(() => {
                            var _a;
                            if (!ctx.slots.toolbar && quill)
                                (_a = quill.getModule('toolbar')) === null || _a === void 0 ? void 0 : _a.container.remove();
                            initialize();
                        });
                    };
                    vue.watch(() => props.content, (newContent) => {
                        if (!quill || !newContent || internalModelEquals(newContent))
                            return;
                        // Restore the selection and cursor position after updating the content
                        const selection = quill.getSelection();
                        if (selection) {
                            vue.nextTick(() => quill === null || quill === void 0 ? void 0 : quill.setSelection(selection));
                        }
                        setContents(newContent);
                    }, { deep: true });
                    vue.watch(() => props.enable, (newValue) => {
                        if (quill)
                            quill.enable(newValue);
                    });
                    return {
                        editor,
                        getEditor,
                        getToolbar,
                        getQuill,
                        getContents,
                        setContents,
                        getHTML,
                        setHTML,
                        pasteHTML,
                        focus,
                        getText,
                        setText,
                        reinit,
                    };
                },
                render() {
                    var _a, _b;
                    return [
                        (_b = (_a = this.$slots).toolbar) === null || _b === void 0 ? void 0 : _b.call(_a),
                        vue.h('div', { ref: 'editor', ...this.$attrs }),
                    ];
                },
            });

            exports.Delta = Delta$1;
            exports.Quill = Quill;
            exports.QuillEditor = QuillEditor;

            Object.defineProperty(exports, '__esModule', { value: true });

}));