Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1 | // Copyright 2016 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --harmony-async-await |
| 6 | |
| 7 | // Async functions don't get sloppy-mode block-scoped function hoisting |
| 8 | |
| 9 | // No hoisting to the global scope |
| 10 | |
| 11 | { |
| 12 | async function foo() {} |
| 13 | assertEquals('function', typeof foo); |
| 14 | } |
| 15 | assertEquals('undefined', typeof foo); |
| 16 | |
| 17 | // No hoisting within a function scope |
| 18 | (function() { |
| 19 | { async function bar() {} } |
| 20 | assertEquals('undefined', typeof bar); |
| 21 | })(); |
| 22 | |
| 23 | // Lexical shadowing allowed, no hoisting |
| 24 | (function() { |
| 25 | var y; |
| 26 | async function x() { y = 1; } |
| 27 | { async function x() { y = 2; } } |
| 28 | x(); |
| 29 | assertEquals(1, y); |
| 30 | })(); |