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.psi;
018
019import com.intellij.lang.ASTNode;
020import org.jetbrains.annotations.NotNull;
021import org.jetbrains.annotations.Nullable;
022import org.jetbrains.jet.JetNodeTypes;
023import org.jetbrains.jet.lexer.JetToken;
024
025import java.util.List;
026
027public class JetFunctionLiteralExpression extends JetExpressionImpl {
028    public JetFunctionLiteralExpression(@NotNull ASTNode node) {
029        super(node);
030    }
031
032    @Override
033    public void accept(@NotNull JetVisitorVoid visitor) {
034        visitor.visitFunctionLiteralExpression(this);
035    }
036
037    @Override
038    public <R, D> R accept(@NotNull JetVisitor<R, D> visitor, D data) {
039        return visitor.visitFunctionLiteralExpression(this, data);
040    }
041
042    @NotNull
043    public JetFunctionLiteral getFunctionLiteral() {
044        return (JetFunctionLiteral) findChildByType(JetNodeTypes.FUNCTION_LITERAL);
045    }
046
047    @NotNull
048    public List<JetParameter> getValueParameters() {
049        return getFunctionLiteral().getValueParameters();
050    }
051
052    public JetBlockExpression getBodyExpression() {
053        return getFunctionLiteral().getBodyExpression();
054    }
055
056    public boolean hasBlockBody() {
057        return getFunctionLiteral().hasBlockBody();
058    }
059
060    public boolean hasDeclaredReturnType() {
061        return getFunctionLiteral().getReturnTypeRef() != null;
062    }
063
064    @NotNull
065    public JetElement asElement() {
066        return this;
067    }
068}