Language/Statements/Local_Function_Declaration/parameters_scope_t01.dart

// 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 As for all function declarations, the function is also made
 * available under its name in the function’s formal parameters scope.
 * @description Checks that the name a local function declaration is available
 * in the scope of its own formal parameters.
 * @author kaigorodov
 */
import '../../../Utils/expect.dart';

main() {
  dynamic f(x) => x > 0 ? x * f(x - 1) : 1;
  Expect.equals(720, f(6));
}