// Copyright (c) 2018, 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 a static error when the collection  is a map and the value
/// type of any of the body elements may not be assigned to the map's value type
///
/// @description Checks that it is a static error when the collection  is a map
/// and the value type of any of the body elements may not be assigned to the
/// map's value type
/// @author sgrekhov@unipro.ru


main() {
  <int, int>{if (true) 1: "not int"};
  //                      ^^^^^^^^^
  // [analyzer] COMPILE_TIME_ERROR.MAP_VALUE_TYPE_NOT_ASSIGNABLE
  // [cfe] A value of type 'String' can't be assigned to a variable of type 'int'.
  Map<int, int> m1 = {if (true) 1: "not int"};
  //                               ^^^^^^^^^
  // [analyzer] COMPILE_TIME_ERROR.MAP_VALUE_TYPE_NOT_ASSIGNABLE
  // [cfe] A value of type 'String' can't be assigned to a variable of type 'int'.
  const <int, int>{if (true) 1: "not int"};
  //                            ^^^^^^^^^
  // [analyzer] COMPILE_TIME_ERROR.MAP_VALUE_TYPE_NOT_ASSIGNABLE
  // [cfe] A value of type 'String' can't be assigned to a variable of type 'int'.
  <int, int>{for (var i in []) 1: "not int"};
  //                              ^^^^^^^^^
  // [analyzer] COMPILE_TIME_ERROR.MAP_VALUE_TYPE_NOT_ASSIGNABLE
  // [cfe] A value of type 'String' can't be assigned to a variable of type 'int'.
  Map<int, int> m2 = {for (var i in []) 1: "not int"};
  //                                       ^^^^^^^^^
  // [analyzer] COMPILE_TIME_ERROR.MAP_VALUE_TYPE_NOT_ASSIGNABLE
  // [cfe] A value of type 'String' can't be assigned to a variable of type 'int'.
}
