001/*
002 * Copyright 2010-2013 JetBrains s.r.o.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package jet;
018
019import org.jetbrains.jet.rt.annotation.AssertInvisibleInResolver;
020
021@AssertInvisibleInResolver
022public class Unit {
023    public static final Unit VALUE = new Unit();
024
025    private Unit() {
026    }
027
028    @Override
029    public String toString() {
030        return "Unit.VALUE";
031    }
032
033    @Override
034    public boolean equals(Object o) {
035        return o == VALUE;
036    }
037
038    @Override
039    public int hashCode() {
040        return 239;
041    }
042}