001    /*
002     * Copyright 2010-2015 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.kotlin.psi;
018    
019    import com.intellij.lang.ASTNode;
020    import com.intellij.psi.PsiElement;
021    import com.intellij.psi.tree.TokenSet;
022    import com.intellij.psi.util.PsiTreeUtil;
023    import org.jetbrains.annotations.NotNull;
024    import org.jetbrains.annotations.Nullable;
025    import org.jetbrains.kotlin.JetNodeTypes;
026    import org.jetbrains.kotlin.lexer.JetTokens;
027    
028    import java.util.List;
029    
030    import static org.jetbrains.kotlin.lexer.JetTokens.*;
031    
032    public class JetMultiDeclaration extends JetDeclarationImpl {
033        public JetMultiDeclaration(@NotNull ASTNode node) {
034            super(node);
035        }
036    
037        @Override
038        public <R, D> R accept(@NotNull JetVisitor<R, D> visitor, D data) {
039            return visitor.visitMultiDeclaration(this, data);
040        }
041    
042        @NotNull
043        public List<JetMultiDeclarationEntry> getEntries() {
044            return findChildrenByType(JetNodeTypes.MULTI_VARIABLE_DECLARATION_ENTRY);
045        }
046    
047        @Nullable
048        public JetExpression getInitializer() {
049            ASTNode eqNode = getNode().findChildByType(EQ);
050            if (eqNode == null) {
051                return null;
052            }
053            return PsiTreeUtil.getNextSiblingOfType(eqNode.getPsi(), JetExpression.class);
054        }
055    
056        @Nullable
057        public PsiElement getValOrVarKeyword() {
058            return findChildByType(TokenSet.create(VAL_KEYWORD, VAR_KEYWORD));
059        }
060    
061        @Nullable
062        public PsiElement getRPar() {
063            return findChildByType(JetTokens.RPAR);
064        }
065    
066        @Nullable
067        public PsiElement getLPar() {
068            return findChildByType(JetTokens.LPAR);
069        }
070    }