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- '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 }, {
- find: function find(fn) {
- var record = getIteratorDirect(this);
- var counter = 0;
- aCallable(fn);
- return iterate(record, function (value, stop) {
- if (fn(value, counter++)) return stop(value);
- }, { IS_RECORD: true, INTERRUPTED: true }).result;
- }
- });
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