snapshot of https://github.com/RocketChat/Rocket.Chat.git (develop, 2026-09-16; blobs > 131072B omitted)

apps/meteor/app/emoji-native/lib/shortnameToUnicode.ts

@@ -0,0 +1,19 @@
+import type { EmojiEntry } from './generateEmojiData';
+import { getEmojiData } from './generateEmojiData';
+import { legacyEmojioneMap } from './legacyEmojioneMap';
+
+export function shortnameToUnicode(text: string): string {
+	const { emojiList } = getEmojiData();
+
+	return text.replace(/:([a-zA-Z0-9_+-]+):/g, (match, shortcode) => {
+		const key = `:${shortcode}:`;
+		const emoji = emojiList[key] as EmojiEntry | undefined;
+		if (emoji?.unicode) return emoji.unicode;
+
+		// Fallback to legacy emojione shortcodes for backward compatibility
+		const legacy = legacyEmojioneMap[shortcode];
+		if (legacy) return legacy;
+
+		return match;
+	});
+}