x/lodash/isWeakSet.js
1234567891011121314151617181920212223242526272829303132333435363738import isObjectLike from './isObjectLike.js';/** `Object#toString` result references. */var weakSetTag = '[object WeakSet]';/** Used for built-in method references. */var objectProto = Object.prototype;/** * Used to resolve the * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */var objectToString = objectProto.toString;/** * Checks if `value` is classified as a `WeakSet` object. * * @static * @memberOf _ * @since 4.3.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a weak set, else `false`. * @example * * _.isWeakSet(new WeakSet); * // => true * * _.isWeakSet(new Set); * // => false */function isWeakSet(value) { return isObjectLike(value) && objectToString.call(value) == weakSetTag;}export default isWeakSet;