| // 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), compile time error is thrown if parent legacy method |
| /// parameter is of any legacy type and child opted-in method parameter is |
| /// [Never]. |
| /// |
| /// @author iarkh@unipro.ru |
| |
| // Requirements=nnbd-weak |
| import "override_checking_A02_opted_out_lib.dart"; |
| |
| class B { |
| void test_int (Never i) {} |
| void test_object (Never o) {} |
| void test_dynamic (Never i) {} |
| void test_function(Never f) {} |
| void test_null (Never n) {} |
| void test_futureOr(Never i) {} |
| } |
| |
| class A implements LEGACY_ARGS, B { |
| void test_int(Never i) {} |
| // ^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| void test_object(Never o) {} |
| // ^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| void test_dynamic(Never i) {} |
| // ^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| void test_function(Never f) {} |
| // ^^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| void test_null(Never n) {} |
| // ^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| void test_futureOr(Never i) {} |
| // ^^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| |
| main() {} |