12345678910 |
- var call = require('../internals/function-call');
- module.exports = function (iterator, fn, $next) {
- var next = $next || iterator.next;
- var step, result;
- while (!(step = call(next, iterator)).done) {
- result = fn(step.value);
- if (result !== undefined) return result;
- }
- };
|