| // Copyright (c) 2023, 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. |
| |
| /// Test that implicit call tear-offs are inserted based on the pattern's |
| /// context type, but not when destructuring. |
| |
| import "package:expect/expect.dart"; |
| |
| main() { |
| // Does not tear-off during destructuring. Therefore, these are errors because |
| // the type of the value isn't assignable to the pattern's type. |
| (C,) record = (C(),); |
| var (IntFn b,) = record; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] The matched value of type 'C' isn't assignable to the required type 'int Function(int)'. |
| |
| List<C> list = [C()]; |
| var [IntFn c] = list; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] The matched value of type 'C' isn't assignable to the required type 'int Function(int)'. |
| |
| Map<String, C> map = {'x': C()}; |
| var {'x': IntFn d} = map; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] The matched value of type 'C' isn't assignable to the required type 'int Function(int)'. |
| |
| Box<C> box = Box(C()); |
| var Box<C>(value: IntFn e) = box; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] The matched value of type 'C' isn't assignable to the required type 'int Function(int)'. |
| } |
| |
| class C { |
| const C(); |
| int call(int x) => x; |
| } |
| |
| class Box<T> { |
| final T value; |
| Box(this.value); |
| } |
| |
| typedef IntFn = int Function(int); |