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 com.google.common.collect.Lists;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.jet.lang.psi.JetElement;
022    
023    import java.util.ArrayList;
024    import java.util.Collection;
025    
026    public class LocalFunctionDeclarationInstruction extends InstructionWithNext {
027    
028        private final Pseudocode body;
029        private Instruction sink;
030    
031        public LocalFunctionDeclarationInstruction(@NotNull JetElement element, @NotNull Pseudocode body, LexicalScope lexicalScope) {
032            super(element, lexicalScope);
033            this.body = body;
034        }
035    
036        @NotNull
037        public Pseudocode getBody() {
038            return body;
039        }
040    
041        @NotNull
042        @Override
043        public Collection<Instruction> getNextInstructions() {
044            if (sink != null) {
045                ArrayList<Instruction> instructions = Lists.newArrayList(sink);
046                instructions.addAll(super.getNextInstructions());
047                return instructions;
048            }
049            return super.getNextInstructions();
050        }
051    
052        public void setSink(SubroutineSinkInstruction sink) {
053            this.sink = outgoingEdgeTo(sink);
054        }
055    
056        @Override
057        public void accept(@NotNull InstructionVisitor visitor) {
058            visitor.visitLocalFunctionDeclarationInstruction(this);
059        }
060    
061        @Override
062        public <R> R accept(@NotNull InstructionVisitorWithResult<R> visitor) {
063            return visitor.visitLocalFunctionDeclarationInstruction(this);
064        }
065    
066        @Override
067        public String toString() {
068            return "d" + "(" + render(element) + ")";
069        }
070    
071        @NotNull
072        @Override
073        protected Instruction createCopy() {
074            return new LocalFunctionDeclarationInstruction(element, body, lexicalScope);
075        }
076    }