Language/Expressions/Type_Test/definition_t02.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.

/// @assertion Let v be a local variable or a formal parameter. An is-expression
/// of the form v is T shows that v has type T iff T is more specific than the
/// type S of the expression v and both T != dynamic and S != dynamic.
/// @description Checks that if T is dynamic, is-expression does not show that
/// v has type dynamic. Local variable case.
/// @author ilya

import '../../../Utils/expect.dart';

class C {}

f(C y) {
  C x = y;
  Expect.isTrue(x is dynamic);
}

main() {
  f(new C());
}