| // Copyright (c) 2019, 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 In a migrated library, override checking must check that an |
| /// override is consistent with all overridden methods from other migrated |
| /// libraries in the super-interface chain, since a legacy library is permitted |
| /// to override otherwise incompatible signatures for a method. |
| /// |
| /// @description Check that if opted-in class implements two classes with some |
| /// method (one is legacy), migrated method wit non-required non-nullable |
| /// parameter cannot override legacy method with named parameter (which is |
| /// nullable) with default value. |
| /// |
| /// @author iarkh@unipro.ru |
| |
| // Requirements=nnbd-weak |
| import "override_checking_A02_opted_out_lib.dart"; |
| |
| abstract class B { |
| void test_default({required int i}) {} |
| void test_nondefault({required int i}) {} |
| } |
| |
| class A implements B, LEGACY_REQUIRED_ARGS { |
| void test_default({int i}) {} |
| // ^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| void test_nondefault({int i}) {} |
| // ^^^^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| |
| main() { |
| A().test_default(i: 1); |
| A().test_nondefault(i: 1); |
| } |