forked from cybrespace/mastodon
Skip VS15 (Emoji textual presentation). (#8553)
Mastodon converts all Emoji to images, whether they have a VS15 after them or not, but leaves the VS15 in the string, which is displayed as a black box in Safari.
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@ -73,5 +73,10 @@ describe('emoji', () => {
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expect(emojify('<span class="invisible">😄<br/>😴</span>😇'))
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.toEqual('<span class="invisible">😄<br/>😴</span><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg" />');
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});
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it('skips the textual presentation VS15 character', () => {
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expect(emojify('✴︎')) // This is U+2734 EIGHT POINTED BLACK STAR then U+FE0E VARIATION SELECTOR-15
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.toEqual('<img draggable="false" class="emojione" alt="✴" title=":eight_pointed_black_star:" src="/emoji/2734.svg" />');
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});
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});
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});
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@ -62,6 +62,10 @@ const emojify = (str, customEmojis = {}) => {
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const title = shortCode ? `:${shortCode}:` : '';
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replacement = `<img draggable="false" class="emojione" alt="${match}" title="${title}" src="${assetHost}/emoji/${filename}.svg" />`;
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rend = i + match.length;
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// If the matched character was followed by VS15 (for selecting text presentation), skip it.
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if (str.codePointAt(rend) === 65038) {
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rend += 1;
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}
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}
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rtn += str.slice(0, i) + replacement;
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str = str.slice(rend);
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