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rOACCT/node_modules/core-js/modules/esnext.string.code-points.js
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esnext.string.code-points.js
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			'use strict';
			var $ = require('../internals/export');
			var createIteratorConstructor = require('../internals/iterator-create-constructor');
			var createIterResultObject = require('../internals/create-iter-result-object');
			var requireObjectCoercible = require('../internals/require-object-coercible');
			var toString = require('../internals/to-string');
			var InternalStateModule = require('../internals/internal-state');
			var StringMultibyteModule = require('../internals/string-multibyte');

			var codeAt = StringMultibyteModule.codeAt;
			var charAt = StringMultibyteModule.charAt;
			var STRING_ITERATOR = 'String Iterator';
			var setInternalState = InternalStateModule.set;
			var getInternalState = InternalStateModule.getterFor(STRING_ITERATOR);

			// TODO: unify with String#@@iterator
			var $StringIterator = createIteratorConstructor(function StringIterator(string) {
			setInternalState(this, {
			type: STRING_ITERATOR,
			string: string,
			index: 0
			});
			}, 'String', function next() {
			var state = getInternalState(this);
			var string = state.string;
			var index = state.index;
			var point;
			if (index >= string.length) return createIterResultObject(undefined, true);
			point = charAt(string, index);
			state.index += point.length;
			return createIterResultObject({ codePoint: codeAt(point, 0), position: index }, false);
			});

			// `String.prototype.codePoints` method
			// https://github.com/tc39/proposal-string-prototype-codepoints
			$({ target: 'String', proto: true, forced: true }, {
			codePoints: function codePoints() {
			return new $StringIterator(toString(requireObjectCoercible(this)));
			}
			});