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17 lines
523 B
JavaScript
17 lines
523 B
JavaScript
'use strict';
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var $at = require('./_string-at')(true);
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// 21.1.3.27 String.prototype[@@iterator]()
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require('./_iter-define')(String, 'String', function(iterated){
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this._t = String(iterated); // target
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this._i = 0; // next index
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// 21.1.5.2.1 %StringIteratorPrototype%.next()
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}, function(){
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var O = this._t
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, index = this._i
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, point;
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if(index >= O.length)return {value: undefined, done: true};
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point = $at(O, index);
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this._i += point.length;
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return {value: point, done: false};
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}); |