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 org.jetbrains.jet.lang.cfg.pseudocode;
018
019import org.jetbrains.annotations.NotNull;
020import org.jetbrains.jet.lang.cfg.Label;
021import org.jetbrains.jet.lang.psi.JetElement;
022import org.jetbrains.jet.lang.psi.JetExpression;
023
024public class ReturnValueInstruction extends AbstractJumpInstruction implements JetElementInstruction {
025
026    private final JetElement element;
027
028    public ReturnValueInstruction(@NotNull JetExpression returnExpression, @NotNull Label targetLabel) {
029        super(targetLabel);
030        this.element = returnExpression;
031    }
032
033    @Override
034    public void accept(InstructionVisitor visitor) {
035        visitor.visitReturnValue(this);
036    }
037
038    @Override
039    public String toString() {
040        return "ret(*) " + getTargetLabel();
041    }
042
043    @NotNull
044    @Override
045    public JetElement getElement() {
046        return element;
047    }
048
049    @Override
050    protected AbstractJumpInstruction createCopy(@NotNull Label newLabel) {
051        return new ReturnValueInstruction((JetExpression) element, newLabel);
052    }
053}