dart-sdk/tests/language/void/return_void_async_error2_test.dart
Lasse Reichstein Holst Nielsen c10e96ba2f Migrate void tests to Null Safety.
Change-Id: I9daeebde586a00169bdaf069c7dc2fdc5d3d97f2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/147160
Commit-Queue: Lasse R.H. Nielsen <lrn@google.com>
Reviewed-by: Bob Nystrom <rnystrom@google.com>
2020-06-03 13:22:10 +00:00

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Dart

// 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 main() {
test();
}
// Testing that a block bodied async function may not return non-void Future
// values
void test() async {
return /*@compile-error=unspecified*/ null as Future<int>;
}