| // 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. | |
| // Test that it is an error if a required named parameter has a default value. | |
| main() {} | |
| void log1({String message: 'no message'}) {} | |
| void log2({String? message}) {} | |
| void log3({required String? message: 'no message'}) {} //# 01: compile-time error | |
| void log4({required String message}) {} |