| // 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 nullable type alias exported from opted-in library |
| * to legacy library and then back to the opted in code, its variable can be |
| * assigned to non-null object. |
| * @author iarkh@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=nonfunction-type-aliases |
| // Requirements=nnbd-weak |
| |
| import "../../../../Utils/expect.dart"; |
| import "exports_A01_opted_out_aliases_lib.dart"; |
| |
| void testme() {} |
| |
| main() { |
| NullableAAlias a = A() ; |
| NullableIntAlias i = 0 ; |
| NullableFunctionAlias f = testme; |
| NullableObjectAlias o = 1 ; |
| DynamicAlias d = "Hi!" ; |
| FutureOrAlias x = 4 ; |
| FutureOrFutureOrAlias y = 5 ; |
| |
| Expect.isNotNull(a); |
| Expect.isNotNull(i); |
| Expect.isNotNull(f); |
| Expect.isNotNull(o); |
| Expect.isNotNull(d); |
| Expect.isNotNull(x); |
| Expect.isNotNull(y); |
| } |