| // Copyright (c) 2016, 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. |
| |
| // @dart = 2.9 |
| |
| part of regress_25389; |
| |
| abstract class ComponentState<S extends ComponentState<S>> {} |
| |
| abstract class AbstractListEditorState<D, |
| S extends AbstractListEditorState<D, S>> extends ComponentState<S> {} |
| |
| class IssueListEditorState |
| extends AbstractListEditorState<String, IssueListEditorState> |
| implements ComponentState<IssueListEditorState> {} |