|  | /** Used to compose unicode character classes. */ | 
|  | var rsAstralRange = '\\ud800-\\udfff', | 
|  | rsComboMarksRange = '\\u0300-\\u036f', | 
|  | reComboHalfMarksRange = '\\ufe20-\\ufe2f', | 
|  | rsComboSymbolsRange = '\\u20d0-\\u20ff', | 
|  | rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange, | 
|  | rsVarRange = '\\ufe0e\\ufe0f'; | 
|  |  | 
|  | /** Used to compose unicode capture groups. */ | 
|  | var rsAstral = '[' + rsAstralRange + ']', | 
|  | rsCombo = '[' + rsComboRange + ']', | 
|  | rsFitz = '\\ud83c[\\udffb-\\udfff]', | 
|  | rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')', | 
|  | rsNonAstral = '[^' + rsAstralRange + ']', | 
|  | rsRegional = '(?:\\ud83c[\\udde6-\\uddff]){2}', | 
|  | rsSurrPair = '[\\ud800-\\udbff][\\udc00-\\udfff]', | 
|  | rsZWJ = '\\u200d'; | 
|  |  | 
|  | /** Used to compose unicode regexes. */ | 
|  | var reOptMod = rsModifier + '?', | 
|  | rsOptVar = '[' + rsVarRange + ']?', | 
|  | rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*', | 
|  | rsSeq = rsOptVar + reOptMod + rsOptJoin, | 
|  | rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')'; | 
|  |  | 
|  | /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */ | 
|  | var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g'); | 
|  |  | 
|  | /** | 
|  | * Converts a Unicode `string` to an array. | 
|  | * | 
|  | * @private | 
|  | * @param {string} string The string to convert. | 
|  | * @returns {Array} Returns the converted array. | 
|  | */ | 
|  | function unicodeToArray(string) { | 
|  | return string.match(reUnicode) || []; | 
|  | } | 
|  |  | 
|  | module.exports = unicodeToArray; |