| // 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 It is an error if a class declaration declares an instance |
| /// variable with a potentially non-nullable type and no initializer expression, |
| /// and the class has a generative constructor where the variable is not |
| /// initialized via an initializing formal or an initializer list entry, unless |
| /// the variable is marked with the late modifier. |
| /// |
| /// @description Check that it is no compile-time error if an instance variable |
| /// with a potentially non-nullable type has no initializer expression but |
| /// initialized in a constructor via an initializing formal or an initializer |
| /// list entry. Test Function types |
| /// @author sgrekhov@unipro.ru |
| |
| // Requirements=nnbd-strong |
| typedef void Foo(); |
| |
| class A { |
| Function f1; |
| Foo f2; |
| A(Function f1, Foo f2): this.f1 = f1, this.f2 = f2 {} |
| } |
| |
| class C { |
| Function f1; |
| Foo f2; |
| C(this.f1, this.f2); |
| } |
| |
| void foo() {} |
| int bar() => 42; |
| |
| main() { |
| new A(bar, foo); |
| new C(bar, foo); |
| } |