Function isMasked

src/helpers/set.js:676–678

* 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;
}

/**
 * Converts `string` to a property path array.