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- 'use strict';
- var $ = require('../internals/export');
- var getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;
- var toLength = require('../internals/to-length');
- var notARegExp = require('../internals/not-a-regexp');
- var requireObjectCoercible = require('../internals/require-object-coercible');
- var correctIsRegExpLogic = require('../internals/correct-is-regexp-logic');
- var IS_PURE = require('../internals/is-pure');
- var nativeEndsWith = ''.endsWith;
- var min = Math.min;
- var CORRECT_IS_REGEXP_LOGIC = correctIsRegExpLogic('endsWith');
- // https://github.com/zloirock/core-js/pull/702
- var MDN_POLYFILL_BUG = !IS_PURE && !CORRECT_IS_REGEXP_LOGIC && !!function () {
- var descriptor = getOwnPropertyDescriptor(String.prototype, 'endsWith');
- return descriptor && !descriptor.writable;
- }();
- // `String.prototype.endsWith` method
- // https://tc39.github.io/ecma262/#sec-string.prototype.endswith
- $({ target: 'String', proto: true, forced: !MDN_POLYFILL_BUG && !CORRECT_IS_REGEXP_LOGIC }, {
- endsWith: function endsWith(searchString /* , endPosition = @length */) {
- var that = String(requireObjectCoercible(this));
- notARegExp(searchString);
- var endPosition = arguments.length > 1 ? arguments[1] : undefined;
- var len = toLength(that.length);
- var end = endPosition === undefined ? len : min(toLength(endPosition), len);
- var search = String(searchString);
- return nativeEndsWith
- ? nativeEndsWith.call(that, search, end)
- : that.slice(end - search.length, end) === search;
- }
- });
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