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Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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| 1 | 'use strict';
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| 2 | var $ = require('../internals/export');
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| 3 | var notARegExp = require('../internals/not-a-regexp');
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| 4 | var requireObjectCoercible = require('../internals/require-object-coercible');
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| 5 | var toString = require('../internals/to-string');
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| 6 | var correctIsRegExpLogic = require('../internals/correct-is-regexp-logic');
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| 7 |
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| 8 | // `String.prototype.includes` method
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| 9 | // https://tc39.es/ecma262/#sec-string.prototype.includes
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| 10 | $({ target: 'String', proto: true, forced: !correctIsRegExpLogic('includes') }, {
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| 11 | includes: function includes(searchString /* , position = 0 */) {
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| 12 | return !!~toString(requireObjectCoercible(this))
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| 13 | .indexOf(toString(notARegExp(searchString)), arguments.length > 1 ? arguments[1] : undefined);
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| 14 | }
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| 15 | });
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