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23 lines
794 B
23 lines
794 B
4 weeks ago
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'use strict';
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var $ = require('../internals/export');
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var $includes = require('../internals/array-includes').includes;
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var fails = require('../internals/fails');
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var addToUnscopables = require('../internals/add-to-unscopables');
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// FF99+ bug
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var BROKEN_ON_SPARSE = fails(function () {
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// eslint-disable-next-line es/no-array-prototype-includes -- detection
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return !Array(1).includes();
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});
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// `Array.prototype.includes` method
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// https://tc39.es/ecma262/#sec-array.prototype.includes
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$({ target: 'Array', proto: true, forced: BROKEN_ON_SPARSE }, {
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includes: function includes(el /* , fromIndex = 0 */) {
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return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
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}
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});
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// https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
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addToUnscopables('includes');
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