// Copyright (c) 2022, 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. | |
abstract class A<T> { | |
const factory A() = B; | |
} | |
abstract class B<S, T> implements A<T> { | |
const factory B() = C; | |
} | |
class C<T, S, U> implements B<S, T> { | |
const C(); | |
} | |
main() { | |
A<int>.new; | |
B<String, double>.new; | |
C<bool, num, void>.new; | |
} |