Fix emoji rewrite adding unnecessary curft to the DOM for most emoji (#33818)
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		@@ -22,23 +22,23 @@ describe('emoji', () => {
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    it('does unicode', () => {
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      expect(emojify('\uD83D\uDC69\u200D\uD83D\uDC69\u200D\uD83D\uDC66\u200D\uD83D\uDC66')).toEqual(
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        '<picture><img draggable="false" class="emojione" alt="👩👩👦👦" title=":woman-woman-boy-boy:" src="/emoji/1f469-200d-1f469-200d-1f466-200d-1f466.svg"></picture>');
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        '<img draggable="false" class="emojione" alt="👩👩👦👦" title=":woman-woman-boy-boy:" src="/emoji/1f469-200d-1f469-200d-1f466-200d-1f466.svg">');
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      expect(emojify('👨👩👧👧')).toEqual(
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        '<picture><img draggable="false" class="emojione" alt="👨👩👧👧" title=":man-woman-girl-girl:" src="/emoji/1f468-200d-1f469-200d-1f467-200d-1f467.svg"></picture>');
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      expect(emojify('👩👩👦')).toEqual('<picture><img draggable="false" class="emojione" alt="👩👩👦" title=":woman-woman-boy:" src="/emoji/1f469-200d-1f469-200d-1f466.svg"></picture>');
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        '<img draggable="false" class="emojione" alt="👨👩👧👧" title=":man-woman-girl-girl:" src="/emoji/1f468-200d-1f469-200d-1f467-200d-1f467.svg">');
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      expect(emojify('👩👩👦')).toEqual('<img draggable="false" class="emojione" alt="👩👩👦" title=":woman-woman-boy:" src="/emoji/1f469-200d-1f469-200d-1f466.svg">');
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      expect(emojify('\u2757')).toEqual(
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        '<picture><img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"></picture>');
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        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg">');
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    });
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    it('does multiple unicode', () => {
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      expect(emojify('\u2757 #\uFE0F\u20E3')).toEqual(
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        '<picture><img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"></picture> <picture><img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg"></picture>');
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        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg">');
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      expect(emojify('\u2757#\uFE0F\u20E3')).toEqual(
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        '<picture><img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"></picture><picture><img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg"></picture>');
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        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"><img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg">');
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      expect(emojify('\u2757 #\uFE0F\u20E3 \u2757')).toEqual(
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        '<picture><img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"></picture> <picture><img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg"></picture> <picture><img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"></picture>');
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        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg"> <img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg">');
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      expect(emojify('foo \u2757 #\uFE0F\u20E3 bar')).toEqual(
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        'foo <picture><img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"></picture> <picture><img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg"></picture> bar');
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        'foo <img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg"> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg"> bar');
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    });
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    it('ignores unicode inside of tags', () => {
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@@ -46,16 +46,16 @@ describe('emoji', () => {
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    });
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    it('does multiple emoji properly (issue 5188)', () => {
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      expect(emojify('👌🌈💕')).toEqual('<picture><img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg"></picture><picture><img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg"></picture><picture><img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg"></picture>');
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      expect(emojify('👌 🌈 💕')).toEqual('<picture><img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg"></picture> <picture><img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg"></picture> <picture><img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg"></picture>');
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      expect(emojify('👌🌈💕')).toEqual('<img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg"><img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg"><img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg">');
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      expect(emojify('👌 🌈 💕')).toEqual('<img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg"> <img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg"> <img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg">');
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    });
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    it('does an emoji that has no shortcode', () => {
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      expect(emojify('👁🗨')).toEqual('<picture><img draggable="false" class="emojione" alt="👁🗨" title="" src="/emoji/1f441-200d-1f5e8.svg"></picture>');
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      expect(emojify('👁🗨')).toEqual('<img draggable="false" class="emojione" alt="👁🗨" title="" src="/emoji/1f441-200d-1f5e8.svg">');
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    });
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    it('does an emoji whose filename is irregular', () => {
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      expect(emojify('↙️')).toEqual('<picture><img draggable="false" class="emojione" alt="↙️" title=":arrow_lower_left:" src="/emoji/2199.svg"></picture>');
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      expect(emojify('↙️')).toEqual('<img draggable="false" class="emojione" alt="↙️" title=":arrow_lower_left:" src="/emoji/2199.svg">');
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    });
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    it('avoid emojifying on invisible text', () => {
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@@ -67,11 +67,11 @@ describe('emoji', () => {
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    it('avoid emojifying on invisible text with nested tags', () => {
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      expect(emojify('<span class="invisible">😄<span class="foo">bar</span>😴</span>😇'))
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        .toEqual('<span class="invisible">😄<span class="foo">bar</span>😴</span><picture><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg"></picture>');
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        .toEqual('<span class="invisible">😄<span class="foo">bar</span>😴</span><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg">');
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      expect(emojify('<span class="invisible">😄<span class="invisible">😕</span>😴</span>😇'))
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        .toEqual('<span class="invisible">😄<span class="invisible">😕</span>😴</span><picture><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg"></picture>');
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        .toEqual('<span class="invisible">😄<span class="invisible">😕</span>😴</span><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg">');
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      expect(emojify('<span class="invisible">😄<br>😴</span>😇'))
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        .toEqual('<span class="invisible">😄<br>😴</span><picture><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg"></picture>');
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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('does not emojify emojis with textual presentation VS15 character', () => {
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@@ -81,17 +81,17 @@ describe('emoji', () => {
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    it('does a simple emoji properly', () => {
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      expect(emojify('♀♂'))
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        .toEqual('<picture><img draggable="false" class="emojione" alt="♀" title=":female_sign:" src="/emoji/2640.svg"></picture><picture><img draggable="false" class="emojione" alt="♂" title=":male_sign:" src="/emoji/2642.svg"></picture>');
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        .toEqual('<img draggable="false" class="emojione" alt="♀" title=":female_sign:" src="/emoji/2640.svg"><img draggable="false" class="emojione" alt="♂" title=":male_sign:" src="/emoji/2642.svg">');
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    });
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    it('does an emoji containing ZWJ properly', () => {
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      expect(emojify('💂♀️💂♂️'))
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        .toEqual('<picture><img draggable="false" class="emojione" alt="💂\u200D♀️" title=":female-guard:" src="/emoji/1f482-200d-2640-fe0f_border.svg"></picture><picture><img draggable="false" class="emojione" alt="💂\u200D♂️" title=":male-guard:" src="/emoji/1f482-200d-2642-fe0f_border.svg"></picture>');
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        .toEqual('<img draggable="false" class="emojione" alt="💂\u200D♀️" title=":female-guard:" src="/emoji/1f482-200d-2640-fe0f_border.svg"><img draggable="false" class="emojione" alt="💂\u200D♂️" title=":male-guard:" src="/emoji/1f482-200d-2642-fe0f_border.svg">');
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    });
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    it('keeps ordering as expected (issue fixed by PR 20677)', () => {
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      expect(emojify('<p>💕 <a class="hashtag" href="https://example.com/tags/foo" rel="nofollow noopener" target="_blank">#<span>foo</span></a> test: foo.</p>'))
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        .toEqual('<p><picture><img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg"></picture> <a class="hashtag" href="https://example.com/tags/foo" rel="nofollow noopener" target="_blank">#<span>foo</span></a> test: foo.</p>');
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        .toEqual('<p><img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg"> <a class="hashtag" href="https://example.com/tags/foo" rel="nofollow noopener" target="_blank">#<span>foo</span></a> test: foo.</p>');
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    });
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  });
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});
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@@ -97,30 +97,30 @@ const emojifyTextNode = (node, customEmojis) => {
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      const { filename, shortCode } = unicodeMapping[unicode_emoji];
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      const title = shortCode ? `:${shortCode}:` : '';
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      replacement = document.createElement('picture');
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      const isSystemTheme = !!document.body?.classList.contains('theme-system');
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      if(isSystemTheme) {
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        let source = document.createElement('source');
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        source.setAttribute('media', '(prefers-color-scheme: dark)');
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        source.setAttribute('srcset', `${assetHost}/emoji/${emojiFilename(filename, "dark")}.svg`);
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        replacement.appendChild(source);
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      }
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      const theme = (isSystemTheme || document.body?.classList.contains('theme-mastodon-light')) ? 'light' : 'dark';
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      let img = document.createElement('img');
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      const imageFilename = emojiFilename(filename, theme);
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      const img = document.createElement('img');
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      img.setAttribute('draggable', 'false');
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      img.setAttribute('class', 'emojione');
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      img.setAttribute('alt', unicode_emoji);
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      img.setAttribute('title', title);
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      img.setAttribute('src', `${assetHost}/emoji/${imageFilename}.svg`);
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      let theme = "light";
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      if (isSystemTheme && imageFilename !== emojiFilename(filename, 'dark')) {
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        replacement = document.createElement('picture');
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      if(!isSystemTheme && !document.body?.classList.contains('theme-mastodon-light'))
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        theme = "dark";
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      img.setAttribute('src', `${assetHost}/emoji/${emojiFilename(filename, theme)}.svg`);
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      replacement.appendChild(img);
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        const source = document.createElement('source');
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        source.setAttribute('media', '(prefers-color-scheme: dark)');
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        source.setAttribute('srcset', `${assetHost}/emoji/${emojiFilename(filename, 'dark')}.svg`);
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        replacement.appendChild(source);
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        replacement.appendChild(img);
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      } else {
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        replacement = img;
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      }
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    }
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    // Add the processed-up-to-now string and the emoji replacement
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@@ -135,7 +135,7 @@ const emojifyTextNode = (node, customEmojis) => {
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};
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const emojifyNode = (node, customEmojis) => {
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  for (const child of node.childNodes) {
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  for (const child of Array.from(node.childNodes)) {
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    switch(child.nodeType) {
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    case Node.TEXT_NODE:
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      emojifyTextNode(child, customEmojis);
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