Files
sdk/tests/language/interface/implements_futureor_test.dart
T
Robert Nystrom 7134a451f3 Format tests/language/i*.
A lot of files in this one, but nothing interesting in any of the tests.

Change-Id: I69c705bfd2c2b2f9711b393e4ac78c357336e1a7
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/407660
Commit-Queue: Lasse Nielsen <lrn@google.com>
Reviewed-by: Lasse Nielsen <lrn@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
2025-02-05 08:36:21 -08:00

16 lines
481 B
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';
class A<T> implements FutureOr<T> {}
// ^
// [cfe] The type 'FutureOr' can't be used in an 'implements' clause.
// ^^^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.SUBTYPE_OF_DISALLOWED_TYPE
void main() {
A a = new A();
}