| /* |
| * 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 |
| */ |
| // SharedOptions=--enable-experiment=nonfunction-type-aliases |
| // 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>()); |
| } |