| /* |
| * 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 An expression of the form e! evaluates e to a value v, throws a |
| * runtime error if v is null, and otherwise evaluates to v. |
| * |
| * @description Check that an expression of the form e! evaluates e to a value |
| * v, throws no runtime error if v is not null. Test function type |
| * @author sgrekhov@unipro.ru |
| * @issue 39723 |
| */ |
| // SharedOptions=--enable-experiment=non-nullable |
| |
| Object? foo(int i) => "Lily was here"; |
| Object? bar<T>(T t) => 42; |
| |
| main() { |
| Function? f1 = foo; |
| f1!(42); |
| if (f1 != null) { |
| f1(42)!; |
| } |
| |
| Function f2 = bar; |
| f2<int>!(42); |
| if (f2 != null) { |
| f2<int>(42)!; |
| } |
| } |
