| /* |
| * 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 classDefinition: |
| * metadata abstract? class identifier typeParameters? (superclass mixins?)? |
| * interfaces? ‘{’ (metadata classMemberDefinition)* ‘}’ | |
| * metadata abstract? class mixinApplicationClass |
| * ; |
| * ... |
| * It is a compile-time error if the superclass of a class C is specified as a |
| * superinterface of C. |
| * ... |
| * @description Checks that it is a compile-time error if the superclass of a |
| * class C is specified as a superinterface of C. |
| * @compile-error |
| * @author sgrekhov@unipro.ru |
| * @issue dart-lang/co19#129 |
| * @issue 31624 |
| */ |
| class X = A with B implements A; |
| |
| abstract class A {} |
| class B {} |
| |
| main() { |
| new X(); |
| } |