| // Copyright (c) 2021, 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. |
| |
| // Regression test for https://github.com/flutter/flutter/issues/81068. |
| // Verifies that TFA doesn't crash when handling a class which |
| // implements Future and another generic class and a cast to FutureOr. |
| |
| import 'dart:async'; |
| |
| class A<T> {} |
| |
| class B<T> extends A<String> implements Future<T> { |
| noSuchMethod(Invocation i) => throw 'Not implemented'; |
| } |
| |
| B createB<T>() => B<T>(); |
| |
| void main() { |
| print(createB<int>() as FutureOr<double>); |
| } |