| /* |
| * 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 for a formal parameter to be declared late. |
| * |
| * @description Check that it is an error for a formal parameter to be declared |
| * late. Test covariant formal parameters |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=non-nullable |
| class A {} |
| |
| class C { |
| void m1(covariant late A x) {} //# 01: compile-time error |
| void m2(A x, [covariant late A y]) {} //# 02: compile-time error |
| void m3(A x, {covariant late A y}) {} //# 03: compile-time error |
| |
| void set(covariant late A x) {} //# 04: compile-time error |
| C operator +(covariant late C other) => other; //# 05: compile-time error |
| } |
| |
| main() { |
| } |
