| // Copyright (c) 2018, 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. |
| |
| import 'dart:async'; |
| |
| void voidValue = null; |
| |
| void main() { |
| test(); |
| } |
| |
| // Testing that a block bodied function may not return void |
| FutureOr<FutureOr<void>> test() { |
| return voidValue; |
| // ^^^^^^^^^ |
| // [analyzer] COMPILE_TIME_ERROR.RETURN_OF_INVALID_TYPE |
| // [cfe] A value of type 'void' can't be returned from a function with return type 'FutureOr<FutureOr<void>>'. |
| } |
