commitlint.config.js

const pkg = require('./package.json');

// Check if the user has configured the package to use conventional commits.
const isConventional = pkg.config ? pkg.config['cz-emoji']?.conventional : false;

// Regex for default and conventional commits.
const RE_DEFAULT_COMMIT =
	/^(?::.*:|(?:\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff]))\s(?<emoji>\((?<scope>.*)\)\s)?.*$/gm;
const RE_CONVENTIONAL_COMMIT =
	/^^(?<type>\w+)(?:\((?<scope>\w+)\))?\s(?<emoji>:.*:|(?:\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff]))\s.*$/gm;

module.exports = {
	rules: {
		'cz-emoji': [2, 'always'],
	},
	plugins: [
		{
			rules: {
				'cz-emoji': ({ raw }) => {
					const isValid = isConventional ? RE_CONVENTIONAL_COMMIT.test(raw) : RE_DEFAULT_COMMIT.test(raw);

					const message = isConventional
						? `Your commit message should follow conventional commit format.`
						: `Your commit message should be: <emoji> (<scope>)?: <subject>`;

					return [isValid, message];
				},
			},
		},
	],
};