| // 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 (one is |
| /// legacy) with some field, opted-in field of non-nullable type cannot override |
| /// legacy field, compile time error is thrown in this case. |
| /// |
| /// @Issue 39678 |
| /// |
| /// @author iarkh@unipro.ru |
| |
| // Requirements=nnbd-weak |
| import "dart:async"; |
| import "override_checking_A02_opted_out_lib.dart"; |
| |
| void testme() {} |
| |
| abstract class AA { |
| int i = -1; |
| Object o = 5; |
| Function func = testme; |
| FutureOr<int> fi = -1; |
| FutureOr<Function> ff = testme; |
| } |
| |
| class A1 implements LEGACY_FIELD, AA { |
| int i; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| Object o; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| Function func; |
| // ^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| FutureOr<int> fi; |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| FutureOr<Function> ff; |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| dynamic d; |
| Null n; |
| FutureOr f; |
| void v; |
| } |
| |
| class A2 implements LEGACY_FIELD, AA { |
| int i = null; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| Object o = null; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| Function func = null; |
| // ^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| FutureOr<int> fi = null; |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| FutureOr<Function> ff = null; |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| dynamic d = null; |
| Null n = null; |
| FutureOr f = null; |
| void v = null; |
| } |
| |
| main() { |
| A1(); |
| A2(); |
| } |