Function cacheHas

test/babel.js:28129–28131

* Checks if a `cache` value for `key` exists. * * @private * @param {Object} cache The cache to query. * @param {string} key The key of the entry to check. * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.

(cache, key)

	 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
	 */
	function cacheHas(cache, key) {
	  return cache.has(key);
	}

	module.exports = cacheHas;