| // Copyright (c) 2012, 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. |
| |
| package com.google.dart.compiler.type; |
| |
| import com.google.dart.compiler.resolver.Element; |
| import com.google.dart.compiler.resolver.Elements; |
| |
| import java.util.List; |
| |
| /** |
| * Implementation of "void". There is no public interface for this class as Type already exposes |
| * all the functionality needed. |
| */ |
| class VoidType extends AbstractType { |
| @Override |
| public Type subst(List<Type> arguments, List<Type> parameters) { |
| return this; |
| } |
| |
| @Override |
| public TypeKind getKind() { |
| return TypeKind.VOID; |
| } |
| |
| @Override |
| public Element getElement() { |
| return Elements.voidElement(); |
| } |
| |
| @Override |
| public String toString() { |
| return "void"; |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| return other instanceof VoidType; |
| } |
| |
| @Override |
| public int hashCode() { |
| return VoidType.class.hashCode(); |
| } |
| } |