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Last change
on this file was 9af201e, checked in by MBK <marija.karapandzova@…>, 12 days ago |
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Fix frontend appearance
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Property mode
set to
100644
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File size:
631 bytes
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| [9af201e] | 1 | var getTag = require('./_getTag'),
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| 2 | isObjectLike = require('./isObjectLike');
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| 3 |
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| 4 | /** `Object#toString` result references. */
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| 5 | var weakMapTag = '[object WeakMap]';
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| 6 |
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| 7 | /**
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| 8 | * Checks if `value` is classified as a `WeakMap` object.
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| 9 | *
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| 10 | * @static
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| 11 | * @memberOf _
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| 12 | * @since 4.3.0
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| 13 | * @category Lang
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| 14 | * @param {*} value The value to check.
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| 15 | * @returns {boolean} Returns `true` if `value` is a weak map, else `false`.
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| 16 | * @example
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| 17 | *
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| 18 | * _.isWeakMap(new WeakMap);
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| 19 | * // => true
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| 20 | *
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| 21 | * _.isWeakMap(new Map);
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| 22 | * // => false
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| 23 | */
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| 24 | function isWeakMap(value) {
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| 25 | return isObjectLike(value) && getTag(value) == weakMapTag;
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| 26 | }
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| 27 |
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| 28 | module.exports = isWeakMap;
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