javaparser-symbol-solver-testing/src/test/test_sourcecode/javasymbolsolver_0_6_0/src/java-symbol-solver-model/com/github/javaparser/symbolsolver/model/typesystem/VoidType.java

/*
 * Copyright 2016 Federico Tomassetti
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.github.javaparser.symbolsolver.model.typesystem;

/**
 * The special type void.
 *
 * @author Federico Tomassetti
 */
public class VoidType implements Type {
    public static final Type INSTANCE = new VoidType();

    private VoidType() {
    }

    @Override
    public String describe() {
        return "void";
    }

    @Override
    public boolean isAssignableBy(Type other) {
        throw new UnsupportedOperationException();
    }

    @Override
    public boolean isVoid() {
        return true;
    }
}