Refactoring

src/mfm/parse/elements/emoji.ts

@@ -9,12 +9,12 @@ export type TextElementEmoji = {
 };
 
 export default function(text: string) {
-	const match = text.match(/^:[a-zA-Z0-9+-_]+:/);
+	const match = text.match(/^:([a-zA-Z0-9+-_]+):/);
 	if (!match) return null;
 	const emoji = match[0];
 	return {
 		type: 'emoji',
 		content: emoji,
-		emoji: emoji.substr(1, emoji.length - 2)
+		emoji: match[1]
 	} as TextElementEmoji;
 }