// Copyright (c) 2020, 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. | |
final elements = <C>[c, d, e, f, null]; | |
class C {} | |
class D extends C {} | |
class E extends C {} | |
class F implements D, E {} | |
final c = C(); | |
final d = D(); | |
final e = E(); | |
final f = F(); |