| // 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 Likewise, if a type annotation is omitted on a formal parameter |
| * in typedef declaration, it is taken to be dynamic. |
| * @description Checks that function types with various types of formal |
| * optional parameter and named parameter are subtypes of given type t1 whose |
| * declaration omits parameter types, therefore the type of formal parameter |
| * of t1 should be dynamic. |
| * @static-clean |
| * @author iefremov, sgrekhov@unipro.ru |
| */ |
| import '../../../Utils/expect.dart'; |
| |
| typedef F1([x]); |
| typedef F2({x}); |
| |
| typedef Func(); |
| typedef int Func2(int x); |
| |
| main() { |
| Expect.isTrue(([x]) {} is F1); |
| Expect.isTrue(([dynamic x]) {} is F1); |
| Expect.isFalse(([int x = 0]) {} is F1); |
| Expect.isTrue(([Object? x]) {} is F1); |
| Expect.isFalse(([Func? x]) {} is F1); |
| Expect.isFalse(([Func2? x]) {} is F1); |
| |
| Expect.isTrue(({x}) {} is F2); |
| Expect.isTrue(({dynamic x}) {} is F2); |
| Expect.isFalse(({int x = 0}) {} is F2); |
| Expect.isTrue(({Object? x}) {} is F2); |
| Expect.isFalse(({Func? x}) {} is F2); |
| Expect.isFalse(({Func2? x}) {} is F2); |
| } |