| /* | |
| * 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 A type alias declares a name for a type expression. | |
| * <typeAlias> ::=<metadata> typedef <typeIdentifier> <typeParameters>?‘=’<type> | |
| * ‘;’ | |
| * | <metadata> typedef <functionTypeAlias> | |
| * <functionTypeAlias> ::= <functionPrefix> <formalParameterPart> ‘;’ | |
| * <functionPrefix> ::= <type>? <identifier> | |
| * @description Checks that it is impossible to introduce alias for an abstract | |
| * class type. | |
| * @compile-error | |
| * @author iefremov | |
| */ | |
| abstract class A {} | |
| typedef A B; | |
| main() { | |
| } |