// 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.

// @dart = 2.9

/// @assertion From the Unified collections spec:
/// In other words, at least one key-value pair anywhere in the collection forces
/// it to be a map, and a bare expression forces it to be a set. Having both is
/// an error.
/// @description Checks that there cannot be bare element and key-value pair in
/// the same collection.
/// @author iarkh@unipro.ru


main() {
  List aList = [8, 9, 10];
  var res = {...aList, 0: 0};
//          ^
// [analyzer] unspecified
// [cfe] unspecified
}
