| /* |
| * 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 if function typedef which returns nullable value is |
| * exported from opted-in library to legacy library and then back to the opted |
| * in code, it retains its status. Typedef is in the form [typedef |
| * <typeIdentifier> <typeParameters> = <functionType>]. |
| * @author iarkh@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=non-nullable |
| // Requirements=nnbd-strong |
| |
| import "dart:async"; |
| import "../../Utils/expect.dart"; |
| import "exports_A01_legacy_lib.dart"; |
| |
| typedef exp_getNullableInt = int? Function(); |
| typedef exp_getNullableObject = Object? Function(); |
| typedef exp_getDynamic = dynamic Function(); |
| typedef exp_getNullableFunction = Function? Function(); |
| typedef exp_getNull = Null Function(); |
| typedef exp_getFutureOr = FutureOr Function(); |
| |
| main() { |
| Expect.equals(exp_getNullableInt, def_getNullableInt); |
| Expect.equals(exp_getNullableObject, def_getNullableObject); |
| Expect.equals(exp_getDynamic, def_getDynamic); |
| Expect.equals(exp_getNullableFunction, def_getNullableFunction); |
| Expect.equals(exp_getNull, def_getNull); |
| Expect.equals(exp_getFutureOr, def_getFutureOr); |
| } |