/*
* This file is part of the Jikes RVM project (http://jikesrvm.org).
*
* This file is licensed to You under the Eclipse Public License (EPL);
* You may not use this file except in compliance with the License. You
* may obtain a copy of the License at
*
* http://www.opensource.org/licenses/eclipse-1.0.php
*
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership.
*/
package org.mmtk.harness.lang.ast;
import org.mmtk.harness.lang.Visitor;
import org.mmtk.harness.lang.parser.Token;
public class Return extends AbstractAST implements Statement {
private final Expression expr;
public Return(Token t, Expression expr) {
super(t);
this.expr = expr;
}
public Return(Token t) {
super(t);
this.expr = null;
}
@Override
public Object accept(Visitor v) {
return v.visit(this);
}
public Expression getRhs() { return expr; }
public boolean hasReturnValue() { return expr != null; }
}