source: trip-planner-front/node_modules/lodash/isWeakMap.js@ 76712b2

Last change on this file since 76712b2 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

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Line 
1var getTag = require('./_getTag'),
2 isObjectLike = require('./isObjectLike');
3
4/** `Object#toString` result references. */
5var weakMapTag = '[object WeakMap]';
6
7/**
8 * Checks if `value` is classified as a `WeakMap` object.
9 *
10 * @static
11 * @memberOf _
12 * @since 4.3.0
13 * @category Lang
14 * @param {*} value The value to check.
15 * @returns {boolean} Returns `true` if `value` is a weak map, else `false`.
16 * @example
17 *
18 * _.isWeakMap(new WeakMap);
19 * // => true
20 *
21 * _.isWeakMap(new Map);
22 * // => false
23 */
24function isWeakMap(value) {
25 return isObjectLike(value) && getTag(value) == weakMapTag;
26}
27
28module.exports = isWeakMap;
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