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Editing: esnext.iterator.some.js
'use strict'; // https://github.com/tc39/proposal-iterator-helpers var $ = require('../internals/export'); var iterate = require('../internals/iterate'); var aCallable = require('../internals/a-callable'); var getIteratorDirect = require('../internals/get-iterator-direct'); $({ target: 'Iterator', proto: true, real: true, forced: true }, { some: function some(fn) { var record = getIteratorDirect(this); var counter = 0; aCallable(fn); return iterate(record, function (value, stop) { if (fn(value, counter++)) return stop(); }, { IS_RECORD: true, INTERRUPTED: true }).stopped; } });
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