| /* |
| * 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. |
| */ |
| /** |
| * @assertion Type aliases are restricted to function types. |
| * @description Checks that it is impossible to introduce alias for an abstract class type. |
| * @author iefremov |
| * @reviewer rodionov |
| * @compile-error |
| */ |
| import "../../../Utils/expect.dart"; |
| |
| abstract class A {} |
| typedef A B; |
| |
| main() { |
| try { |
| Expect.isFalse(null is B); |
| } catch(x) {} |
| } |
