// Copyright (c) 2013, 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.

main() {
  const bool.fromEnvironment('NOT_FOUND', defaultValue: '');  /// 01: compile-time error
  const bool.fromEnvironment('NOT_FOUND', defaultValue: 1);  /// 02: compile-time error
  const bool.fromEnvironment(null);  /// 03: compile-time error
  const bool.fromEnvironment(1);  /// 04: compile-time error
  const bool.fromEnvironment([]);  /// 05: compile-time error
}