| // 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() {
|
| }
|
