.kotlin.kotlin-compiler.1.3.11.source-code.KtCallExpression Maven / Gradle / Ivy
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* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.psi;
import com.google.common.collect.Lists;
import com.intellij.lang.ASTNode;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.kotlin.KtNodeTypes;
import java.util.Collections;
import java.util.List;
public class KtCallExpression extends KtExpressionImpl implements KtCallElement, KtReferenceExpression {
public KtCallExpression(@NotNull ASTNode node) {
super(node);
}
@Override
public R accept(@NotNull KtVisitor visitor, D data) {
return visitor.visitCallExpression(this, data);
}
@Override
@Nullable
public KtExpression getCalleeExpression() {
return findChildByClass(KtExpression.class);
}
@Override
@Nullable
public KtValueArgumentList getValueArgumentList() {
return (KtValueArgumentList) findChildByType(KtNodeTypes.VALUE_ARGUMENT_LIST);
}
@Override
@Nullable
public KtTypeArgumentList getTypeArgumentList() {
return (KtTypeArgumentList) findChildByType(KtNodeTypes.TYPE_ARGUMENT_LIST);
}
/**
* Normally there should be only one (or zero) function literal arguments.
* The returned value is a list for better handling of commonly made mistake of a function taking a lambda and returning another function.
* Most of users can simply ignore lists of more than one element.
*/
@Override
@NotNull
public List getLambdaArguments() {
return findChildrenByType(KtNodeTypes.LAMBDA_ARGUMENT);
}
@Override
@NotNull
public List getValueArguments() {
KtValueArgumentList list = getValueArgumentList();
List valueArgumentsInParentheses = list != null ? list.getArguments() : Collections.emptyList();
List functionLiteralArguments = getLambdaArguments();
if (functionLiteralArguments.isEmpty()) {
return valueArgumentsInParentheses;
}
List allValueArguments = Lists.newArrayList();
allValueArguments.addAll(valueArgumentsInParentheses);
allValueArguments.addAll(functionLiteralArguments);
return allValueArguments;
}
@Override
@NotNull
public List getTypeArguments() {
KtTypeArgumentList list = getTypeArgumentList();
return list != null ? list.getArguments() : Collections.emptyList();
}
}