Function isMasked

test/babel.js:53307–53309

* Checks if `func` has its source masked. * * @private * @param {Function} func The function to check. * @returns {boolean} Returns `true` if `func` is masked, else `false`.

(func)

	 * @returns {boolean} Returns `true` if `func` is masked, else `false`.
	 */
	function isMasked(func) {
	  return !!maskSrcKey && maskSrcKey in func;
	}

	module.exports = isMasked;