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09e86ef90b
fix style "©"削除処理をemojione_lightに移動
31 lines
889 B
JavaScript
31 lines
889 B
JavaScript
import { unicodeMapping } from './emojione_light';
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import Trie from 'substring-trie';
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const trie = new Trie(Object.keys(unicodeMapping));
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const emojify = str => {
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let rtn = '';
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for (;;) {
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let match, i = 0;
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while (i < str.length && str[i] !== '<' && !(match = trie.search(str.slice(i)))) {
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i += str.codePointAt(i) < 65536 ? 1 : 2;
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}
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if (i === str.length)
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break;
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else if (str[i] === '<') {
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let tagend = str.indexOf('>', i + 1) + 1;
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if (!tagend)
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break;
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rtn += str.slice(0, tagend);
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str = str.slice(tagend);
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} else {
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const [filename, shortCode] = unicodeMapping[match];
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rtn += str.slice(0, i) + `<img draggable="false" class="emojione" alt="${match}" title=":${shortCode}:" src="/emoji/${filename}.svg" />`;
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str = str.slice(i + match.length);
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}
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}
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return rtn + str;
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};
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export default emojify;
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