| // Copyright (c) 2011, 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 The static type of a function literal of the form |
| /// (T1 a1,...,Tn an, [Tn+1 xn+1 = d1,...,Tn+k xn+k = dk]) => e is |
| /// (T1,...,Tn, [Tn+1 xn+1,...,Tn+k xn+k]) -> T0, where T0 is the static type |
| /// of e. |
| /// In any case where Ti, 1 <= i <= n + k, is not specified, it is considered |
| /// to have been specified as dynamic. |
| /// @description Checks that a compile error occurs when assigning a |
| /// function literal of the form |
| /// (T1 a1,...,Tn an, [Tn+1 xn+1 = d1,...,Tn+k xn+k = dk]) => e where the type |
| /// of e is int to a variable of a function type with a boolean return type. |
| /// @author msyabro |
| |
| |
| typedef bool foo(int x, int y, [double? a, double? b]); |
| |
| foo? f = null; |
| |
| main() { |
| f = (int x, int y, [double? a, double? b]) => 1; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |