| // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| /** |
| * @assertion Consider a return statement s of the form return e?; |
| * ... |
| * It is a compile-time error if s is |
| * return;, unless T is void, dynamic, or Null |
| * |
| * @description Checks that there's a compile error when a statement of the |
| * form "return;" is used in an asynchronous function whose return type is |
| * Future<Object> |
| * |
| * @Issue 42459 |
| * @author a.semenov@unipro.ru |
| */ |
| import 'dart:async'; |
| |
| Future<Object?> bar() async { |
| return; |
| //^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| } |
| |
| class C { |
| static Future<Object?> sm() async { |
| return; |
| // ^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| Future<Object?> foo() async { |
| return; |
| // ^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| } |
| |
| main() { |
| bar(); |
| C.sm(); |
| new C().foo(); |
| } |