| // Copyright (c) 2020, 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 It is an error if a class declaration declares an instance |
| /// variable with a potentially non-nullable type and no initializer expression, |
| /// and the class has a generative constructor where the variable is not |
| /// initialized via an initializing formal or an initializer list entry, unless |
| /// the variable is marked with the late modifier. |
| /// |
| /// @description Check that it is an error if a class declaration declares an |
| /// instance variable with a potentially non-nullable type and no initializer |
| /// expression, and the class has a generative constructor where the variable is |
| /// not initialized via an initializing formal or an initializer list entry, |
| /// unless the variable is marked with the late modifier. Test FutureOr<F> where |
| /// F is a function type |
| /// @author sgrekhov@unipro.ru |
| /// @issue 40951 |
| |
| |
| import "dart:async"; |
| |
| typedef void Foo(); |
| |
| class C1 { |
| FutureOr<Function> f1; |
| // ^^ |
| // [cfe] unspecified |
| FutureOr<Foo> f2; |
| // ^^ |
| // [cfe] unspecified |
| |
| C1() {} |
| //^^ |
| // [analyzer] COMPILE_TIME_ERROR.NOT_INITIALIZED_NON_NULLABLE_INSTANCE_FIELD |
| //^^ |
| // [analyzer] COMPILE_TIME_ERROR.NOT_INITIALIZED_NON_NULLABLE_INSTANCE_FIELD |
| } |
| |
| abstract class C2 { |
| FutureOr<Function> f1; |
| // ^^ |
| // [cfe] unspecified |
| FutureOr<Foo> f2; |
| // ^^ |
| // [cfe] unspecified |
| |
| C2() {} |
| //^^ |
| // [analyzer] COMPILE_TIME_ERROR.NOT_INITIALIZED_NON_NULLABLE_INSTANCE_FIELD |
| //^^ |
| // [analyzer] COMPILE_TIME_ERROR.NOT_INITIALIZED_NON_NULLABLE_INSTANCE_FIELD |
| } |
| |
| class C3 extends C2 {} |
| |
| main() { |
| new C1(); |
| new C3(); |
| } |