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Last change
on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 4 days ago |
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File size:
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| 1 | 'use strict';
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| 2 | var $ = require('../internals/export');
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| 3 | var $includes = require('../internals/array-includes').includes;
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| 4 | var fails = require('../internals/fails');
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| 5 | var addToUnscopables = require('../internals/add-to-unscopables');
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| 6 |
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| 7 | // FF99+ bug
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| 8 | var BROKEN_ON_SPARSE = fails(function () {
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| 9 | // eslint-disable-next-line es/no-array-prototype-includes -- detection
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| 10 | return !Array(1).includes();
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| 11 | });
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| 12 |
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| 13 | // `Array.prototype.includes` method
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| 14 | // https://tc39.es/ecma262/#sec-array.prototype.includes
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| 15 | $({ target: 'Array', proto: true, forced: BROKEN_ON_SPARSE }, {
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| 16 | includes: function includes(el /* , fromIndex = 0 */) {
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| 17 | return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
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| 18 | }
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| 19 | });
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| 20 |
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| 21 | // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
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| 22 | addToUnscopables('includes');
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