| // Copyright (C) 2018 Valerie Young. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-%asyncfromsynciteratorprototype%.next |
| description: > |
| "next" returns a promise for an IteratorResult object |
| info: | |
| %AsyncFromSyncIteratorPrototype%.next ( value ) |
| ... |
| 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). |
| ... |
| 18. Return promiseCapability.[[Promise]]. |
| |
| features: [async-iteration] |
| ---*/ |
| |
| function* g() { |
| } |
| |
| async function* asyncg() { |
| yield* g(); |
| } |
| |
| var result = asyncg().next(); |
| assert(result instanceof Promise) |
