upstream-rocketchat/scripts/emoji/generateEmojiFixture.mjs

// Regenerates the emoji test fixture (packages/message-parser/tests/fixtures/allEmoji.ts) from
// emojibase-data — the canonical set the coverage test parses. Snapshot: rerun after bumping the
// dependency. Run: node scripts/emoji/generateEmojiFixture.mjs

import { writeFileSync } from 'node:fs';
import { createRequire } from 'node:module';

const require = createRequire(import.meta.url);
const data = require('emojibase-data/en/data.json');
const { version } = require('emojibase-data/package.json');

// Every base emoji + skin-tone variant, de-duplicated.
const set = new Set();
for (const e of data) {
	if (e.emoji) {
		set.add(e.emoji);
	}
	
	for (const s of e.skins ?? []) {
		if (s.emoji) {
			set.add(s.emoji);
		}
	}
}
const emojis = [...set];

// One space-separated string split at runtime — a single compact line, not thousands. No emoji
// contains a space, and prettier-ignore keeps it off Prettier's long-line wrapping.
const out = `// Auto-generated by scripts/emoji/generateEmojiFixture.mjs — do not edit by hand.
// Full emoji set from emojibase-data@${version} (${emojis.length} entries: base + skin-tone variants).
// Regenerate after bumping emojibase-data: node scripts/emoji/generateEmojiFixture.mjs

export const EMOJIBASE_VERSION = '${version}';

// prettier-ignore
export const ALL_EMOJI: readonly string[] = '${emojis.join(' ')}'.split(' ');
`;

const target = new URL('../../packages/message-parser/tests/fixtures/allEmoji.ts', import.meta.url);
writeFileSync(target, out);
console.log(`Wrote ${emojis.length} emojis (emojibase-data@${version}) to ${target.pathname}`);