source: trip-planner-front/node_modules/core-js/modules/esnext.map.key-of.js

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

initial commit

  • Property mode set to 100644
File size: 675 bytes
Line 
1'use strict';
2var $ = require('../internals/export');
3var IS_PURE = require('../internals/is-pure');
4var anObject = require('../internals/an-object');
5var getMapIterator = require('../internals/get-map-iterator');
6var iterate = require('../internals/iterate');
7
8// `Map.prototype.includes` method
9// https://github.com/tc39/proposal-collection-methods
10$({ target: 'Map', proto: true, real: true, forced: IS_PURE }, {
11 keyOf: function keyOf(searchElement) {
12 return iterate(getMapIterator(anObject(this)), function (key, value, stop) {
13 if (value === searchElement) return stop(key);
14 }, { AS_ENTRIES: true, IS_ITERATOR: true, INTERRUPTED: true }).result;
15 }
16});
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