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    
017    package org.jetbrains.jet.lang.cfg.pseudocode;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.jet.lang.cfg.Label;
021    import org.jetbrains.jet.lang.psi.JetElement;
022    import org.jetbrains.jet.lang.psi.JetExpression;
023    
024    public class ReturnValueInstruction extends AbstractJumpInstruction implements ReturnInstruction {
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 <R> R accept(@NotNull InstructionVisitorWithResult<R> visitor) {
040            return visitor.visitReturnValue(this);
041        }
042    
043        @Override
044        public String toString() {
045            return "ret(*) " + getTargetLabel();
046        }
047    
048        @NotNull
049        @Override
050        public JetElement getElement() {
051            return element;
052        }
053    
054        @Override
055        protected AbstractJumpInstruction createCopy(@NotNull Label newLabel) {
056            return new ReturnValueInstruction((JetExpression) element, newLabel);
057        }
058    }