| // 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 If an unmigrated library re-exports a migrated library, the |
| /// re-exported symbols retain their migrated status (that is, downstream |
| /// migrated libraries will see their migrated types). |
| /// @description Check that nullable type alias exported from opted-in library to |
| /// legacy library and then back to the opted in code retains its status. |
| /// @author iarkh@unipro.ru |
| |
| // Requirements=nnbd-weak |
| |
| import "dart:async"; |
| import '../../../Utils/expect.dart'; |
| import 'exports_A01_opted_out_aliases_lib.dart'; |
| |
| typedef exp_A = A? ; |
| typedef exp_Int = int? ; |
| typedef exp_Function = Function? ; |
| typedef exp_Object = Object? ; |
| typedef exp_Dynamic = dynamic ; |
| typedef exp_Null = Null ; |
| typedef exp_FutureOr = FutureOr ; |
| typedef exp_FutureOrFutureOr<T extends FutureOr<FutureOr>> = FutureOr<T>; |
| |
| main() { |
| Expect.equals(typeOf<exp_A>(), typeOf<NullableAAlias>() ); |
| Expect.equals(typeOf<exp_Int>(), typeOf<NullableIntAlias>() ); |
| Expect.equals(typeOf<exp_Function>(), typeOf<NullableFunctionAlias>()); |
| Expect.equals(typeOf<exp_Object>(), typeOf<NullableObjectAlias>() ); |
| Expect.equals(typeOf<exp_Dynamic>(), typeOf<DynamicAlias>() ); |
| Expect.equals(typeOf<exp_Null>(), typeOf<NullAlias>() ); |
| Expect.equals(typeOf<exp_FutureOr>(), typeOf<FutureOrAlias>() ); |
| Expect.equals(typeOf<exp_FutureOrFutureOr>(), typeOf<FutureOrFutureOrAlias>()); |
| } |