Language/Expressions/Null/static_type_t01.dart

// Copyright (c) 2011, 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 The static type of null is ⊥.
/// The decision to use ⊥ instead of Null allows null to be be assigned
/// everywhere without complaint by the static checker.
/// @description Checks that null is assignable to any type without static
/// type warnings.
/// @author hlodvig
/// @reviewer iefremov
/// @reviewer rodionov


class A {}

typedef F();

main() {
  var v = null;
  int i = null;
  String s = null;
  A a = null;
  Object o = null;
  F f = null;
  List<List> l = null;
}