| // 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 Optional parameters may be specified and provided with default | |
| /// values. | |
| /// defaultFormalParameter: | |
| /// normalFormalParameter ('=' expression)? | |
| /// ; | |
| /// defaultNamedParameter: | |
| /// normalFormalParameter (':' expression)? | |
| /// ; | |
| /// @description Checks that the '=' character in an optional positional | |
| /// parameter declaration must be followed by an expression. | |
| /// @compile-error | |
| /// @author iefremov | |
| f([var x = ]) {} | |
| main() { | |
| f(); | |
| } |