| // Copyright (c) 2011, 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 core library. |
| |
| /** |
| * Temporary interface for backwards compatibility. |
| * |
| * All objects now have a [hashCode] method. This interface will be removed |
| * after a grace period. Code that use the [:Hashable:] interface should |
| * remove it, or use [:Object:] instead if a type is necessary. |
| */ |
| abstract class Hashable { |
| // TODO(lrn): http://darbug.com/5522 |
| abstract int get hashCode; |
| } |
