| // 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. | |
| // TODO(48820): delete this class once migration is complete. | |
| abstract class StrongModeConstraintInterface { | |
| bool get isThis; | |
| bool get isExact; | |
| String get className; | |
| } |