| /* |
| * 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 call a method, setter, or getter on a receiver |
| * of static type Never (including via a null aware operator). |
| * |
| * @description Check that it is an error to call a method, setter, or getter on |
| * a receiver of static type Never (including via a null aware operator). Test |
| * type aliases |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=non-nullable,nonfunction-type-aliases |
| // Requirements=nnbd-strong |
| typedef Neverland = Never; |
| |
| void test(var x) { |
| if (x is Neverland) { |
| x.toString(); |
| // ^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| x.runtimeType; |
| // ^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| x.s = 1; |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| x?.toString(); |
| // ^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| x?.runtimeType; |
| // ^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| x?.s = 1; |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| x?..toString(); |
| // ^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| x?..runtimeType; |
| // ^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| x?..s = 1; |
| // ^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| } |
| |
| main() { |
| test(null); |
| } |
