blob: d8c0cf9604a61b4e7e148192f1ab656a3c8a4c24 [file] [log] [blame]
// Copyright (c) 2020, 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';
/* `return exp;` where `exp` has static type `S` is an error if the future
* value type of the function is neither `void` nor `dynamic`,
* and `flatten(S)` is `void` or `void*`.
*/
FutureOr<void> v = 42;
FutureOr<Null> test1() async {
return v;
// ^
// [analyzer] unspecified
// [cfe] A value of type 'FutureOr<void>' can't be returned from an async function with return type 'FutureOr<Null>'.
}
// Inferred return type of function literal is `Future<Null>`.
FutureOr<Null> Function() test2 = () async {
return v;
// ^
// [analyzer] unspecified
// [cfe] A value of type 'FutureOr<void>' can't be returned from an async function with return type 'Future<Null>'.
};
void main() {
test1();
test2();
}