| // Copyright (c) 2022, 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 We say that a type T0 is a subtype of a type T1 (written |
| /// T0 <: T1) when: |
| /// A record type A is a subtype of record type B iff they have same shape and |
| /// the types of all fields of A are subtypes of the corresponding field types |
| /// of B |
| /// |
| /// @description Check that if type T0 is a record with another shape than T1 |
| /// then T0 is not a subtype of T1 |
| /// @author sgrekhov22@gmail.com |
| /// |
| /// @description Check that if type T0 not a subtype of a type T1, then instance |
| /// of T0 cannot be used as a return value of type T1. Return value is tested. |
| /// @author sgrekhov@unipro.ru |
| /// @author ngl@unipro.ru |
| /// |
| /// This test is generated from test_types/records_fail_A03.dart and |
| /// test_cases/return_value_fail_x01.dart. Don't modify it! |
| /// If you need to change this test, then change one of the files above and then |
| /// run generator/generator.dart to regenerate the tests. |
| |
| // SharedOptions=--enable-experiment=records |
| |
| (int, String, {bool b}) t0Instance = (1, "2", b: true); |
| (int, String) t1Instance = (3, "4"); |
| |
| const t1Default = const (5, "6"); |
| |
| (int i, String s) returnValueFunc() => t0Instance; |
| // ^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| class ReturnValueTest { |
| static (int i, String s) staticTestMethod() => t0Instance; |
| // ^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| (int i, String s) testMethod() => t0Instance; |
| // ^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| (int i, String s) get testGetter => t0Instance; |
| // ^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| |
| main() { |
| (int i, String s) returnValueLocalFunc() => t0Instance; |
| // ^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |