1 | ;
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2 | var $ = require('../internals/export');
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3 | var sameValueZero = require('../internals/same-value-zero');
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4 | var aMap = require('../internals/a-map');
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5 | var iterate = require('../internals/map-iterate');
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6 |
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7 | // `Map.prototype.includes` method
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8 | // https://github.com/tc39/proposal-collection-methods
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9 | $({ target: 'Map', proto: true, real: true, forced: true }, {
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10 | includes: function includes(searchElement) {
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11 | return iterate(aMap(this), function (value) {
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12 | if (sameValueZero(value, searchElement)) return true;
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13 | }, true) === true;
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14 | }
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15 | });
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