| // 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. |
| |
| // @dart = 2.19 |
| |
| // Make sure errors are emitted when trying to use sealed classes without |
| // the `sealed` experiment enabled. |
| |
| sealed class SealedClass { |
| // [error column 1, length 6] |
| // [analyzer] SYNTACTIC_ERROR.EXPERIMENT_NOT_ENABLED |
| // [cfe] The 'sealed-class' language feature is disabled for this library. |
| // ^ |
| // [cfe] The non-abstract class 'SealedClass' is missing implementations for these members: |
| int nonAbstractFoo = 0; |
| abstract int foo; |
| //^^^^^^^^^^^^^^^^^ |
| // [analyzer] COMPILE_TIME_ERROR.CONCRETE_CLASS_WITH_ABSTRACT_MEMBER |
| int nonAbstractBar(int value) => value + 100; |
| int bar(int value); |
| //^^^^^^^^^^^^^^^^^^^ |
| // [analyzer] COMPILE_TIME_ERROR.CONCRETE_CLASS_WITH_ABSTRACT_MEMBER |
| } |
| |
| mixin M {} |
| sealed class SealedClassTypeAlias = Object with M; |
| // [error column 1, length 6] |
| // [analyzer] SYNTACTIC_ERROR.EXPERIMENT_NOT_ENABLED |
| // [cfe] The 'sealed-class' language feature is disabled for this library. |
