| // Copyright (c) 2019, 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 It is an error to read a field or tear off a method from an |
| * expression whose type is potentially nullable and not dynamic, except for the |
| * methods and fields on Object. |
| * |
| * @description Check that it is a compile-time error to read a field or tear |
| * off a method from an expression whose type is potentially nullable and not |
| * dynamic. Test type aliases |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=nonfunction-type-aliases |
| |
| class A { |
| final String s = "Lily was here"; |
| void foo() {} |
| } |
| |
| typedef AAlias = A?; |
| |
| test(AAlias a) { |
| a.s; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| a.foo; |
| // ^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| } |
| |
| main() { |
| AAlias a = new A(); |
| test(a); |
| } |
