| // 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 the optional positional parameter list may end
|
| * with a comma.
|
| * @author rodionov
|
| */
|
|
|
| void f([var p1, ]) {}
|
|
|
| main () {
|
| f(1);
|
| }
|
