| /* |
| * 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 Every function includes a formal parameter list, |
| * which consists of a list of required parameters, followed by any optional parameters. |
| * The optional parameters may be specified either as a set of named parameters |
| * or as a list of positional parameters, but not both. |
| * formalParameterList: |
| * '(' ')' | |
| * '(' normalFormalParameters ( ',' optionalFormalParameters)? ')' | |
| * (optionalFormalParameters) |
| * ; |
| * normalFormalParameters: |
| * normalFormalParameter (', ' normalFormalParameter)* |
| * ; |
| * optionalFormalParameters: |
| * optionalPositionalFormalParameters | |
| * namedFormalParameters |
| * ; |
| * optionalPositionalFormalParameters: |
| * `[' defaultFormalParameter (`, ' defaultFormalParameter)* `]' |
| * ; |
| * namedFormalParameters: |
| * `{' defaultNamedParameter (`, ' defaultNamedParameter)* `}' |
| * ; |
| * @description Checks that it is a compile-time error when more than one set of named |
| * parameters is present in one function declaration. |
| * @compile-error |
| * @author rodionov |
| * @reviewer kaigorodov |
| */ |
| |
| void f(var a, {var b}, {var c}) {} |
| |
| main () { |
| try { |
| f(1, 2, 3); |
| } catch(x){} |
| } |
