| // 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. |
| |
| /** |
| * @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. |
| * @compile-error |
| * @author iarkh@unipro.ru |
| */ |
| |
| main() { |
| List? aList = [8, 9, 10]; |
| Map? aMap = {1: 2}; |
| var res = {...?aList, ...?aMap}; |
| } |
