blob: 6851ef08cebc13da313f2f1a9f3f8eb4b989ba4e [file] [log] [blame]
// 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() {
test1();
test2();
test3();
test4();
}
// Testing that a block bodied function may have no return
Future<FutureOr<void>>? test1() {}
// Testing that a block bodied function may return Future<void>
Future<FutureOr<void>>? test2() {
return null as Future<void>?;
}
// Testing that a block bodied function may return FutureOr<void>
Future<FutureOr<void>>? test3() {
return null as Future<FutureOr<void>>?;
}
// Testing that a block bodied function may return non-void Future values
Future<FutureOr<void>> test4() {
return new Future.value(42);
}