| | |
| | | 'use strict'; |
| | | // https://github.com/tc39/proposal-iterator-helpers |
| | | var $ = require('../internals/export'); |
| | | var apply = require('../internals/function-apply'); |
| | | var call = require('../internals/function-call'); |
| | | var anObject = require('../internals/an-object'); |
| | | var toPositiveInteger = require('../internals/to-positive-integer'); |
| | | var createAsyncIteratorProxy = require('../internals/async-iterator-create-proxy'); |
| | |
| | | this.done = true; |
| | | returnMethod = iterator['return']; |
| | | if (returnMethod !== undefined) { |
| | | return Promise.resolve(returnMethod.call(iterator)).then(function () { |
| | | return Promise.resolve(call(returnMethod, iterator)).then(function () { |
| | | return result; |
| | | }); |
| | | } |
| | | return result; |
| | | } return this.next.apply(iterator, args); |
| | | } return apply(this.next, iterator, args); |
| | | }); |
| | | |
| | | $({ target: 'AsyncIterator', proto: true, real: true }, { |
| | | $({ target: 'AsyncIterator', proto: true, real: true, forced: true }, { |
| | | take: function take(limit) { |
| | | return new AsyncIteratorProxy({ |
| | | iterator: anObject(this), |