main
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Last change
on this file was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
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Update repo after prototype presentation
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100644
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File size:
509 bytes
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| 1 | 'use strict';
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| 2 |
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| 3 | var isMap = require('is-map');
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| 4 | var isSet = require('is-set');
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| 5 | var isWeakMap = require('is-weakmap');
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| 6 | var isWeakSet = require('is-weakset');
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| 7 |
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| 8 | /** @type {import('.')} */
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| 9 | module.exports = function whichCollection(/** @type {unknown} */ value) {
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| 10 | if (value && typeof value === 'object') {
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| 11 | if (isMap(value)) {
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| 12 | return 'Map';
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| 13 | }
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| 14 | if (isSet(value)) {
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| 15 | return 'Set';
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| 16 | }
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| 17 | if (isWeakMap(value)) {
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| 18 | return 'WeakMap';
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| 19 | }
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| 20 | if (isWeakSet(value)) {
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| 21 | return 'WeakSet';
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| 22 | }
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| 23 | }
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| 24 | return false;
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| 25 | };
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