// 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 It is a compile-time error if:
/// A spread element in a map literal has a static type that is not [dynamic] and
/// not a subtype of [Map<Object, Object>].
/// @description Checks that compile error is thrown if spread element in the
/// constant map is not assignable to [Map]
/// @author iarkh@unipro.ru


main() {
  const x1 = [];
  const x2 = {1};
  const x3 = 100;
  const x4 = "check";
  const x5 = null;

  const Map m1 = {...x1}; //# 01: compile-time error
  const Map m2 = {...x2}; //# 02: compile-time error
  const Map m3 = {...x3}; //# 03: compile-time error
  const Map m4 = {...x4}; //# 04: compile-time error
  const Map m5 = {...x5}; //# 05: compile-time error
}