47 lines
1.1 KiB
JavaScript
47 lines
1.1 KiB
JavaScript
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import emojis from './emojis';
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import ascii, { asciiRegexp } from './ascii';
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const shortnamePattern = new RegExp(/:[-+_a-z0-9]+:/, 'gi');
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const replaceShortNameWithUnicode = shortname => emojis[shortname] || shortname;
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const regAscii = new RegExp(`((\\s|^)${ asciiRegexp }(?=\\s|$|[!,.?]))`, 'gi');
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const unescapeHTML = (string) => {
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const unescaped = {
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'&': '&',
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'&': '&',
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'&': '&',
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'<': '<',
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'<': '<',
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'<': '<',
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'>': '>',
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'>': '>',
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'>': '>',
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'"': '"',
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'"': '"',
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'"': '"',
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''': '\'',
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''': '\'',
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''': '\''
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};
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return string.replace(/&(?:amp|#38|#x26|lt|#60|#x3C|gt|#62|#x3E|apos|#39|#x27|quot|#34|#x22);/ig, match => unescaped[match]);
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};
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const shortnameToUnicode = (str) => {
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str = str.replace(shortnamePattern, replaceShortNameWithUnicode);
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str = str.replace(regAscii, (entire, m1, m2, m3) => {
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if (!m3 || (!(unescapeHTML(m3) in ascii))) {
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// if the ascii doesnt exist just return the entire match
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return entire;
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}
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m3 = unescapeHTML(m3);
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return ascii[m3];
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});
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return str;
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};
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export default shortnameToUnicode;
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