/*******************************************************************************
* Copyright (c) 2005, 2014 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* John Camelon (IBM Rational Software) - Initial API and implementation
* Yuan Zhang / Beth Tibbitts (IBM Research)
* Markus Schorn (Wind River Systems)
* Sergey Prigogin (Google)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.c;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTInitializerClause;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IASTReturnStatement;
import org.eclipse.cdt.internal.core.dom.parser.ASTAttributeOwner;
import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent;
public class CASTReturnStatement extends ASTAttributeOwner implements IASTReturnStatement, IASTAmbiguityParent {
private IASTExpression retValue;
public CASTReturnStatement() {
}
public CASTReturnStatement(IASTExpression retValue) {
setReturnValue(retValue);
}
@Override
public CASTReturnStatement copy() {
return copy(CopyStyle.withoutLocations);
}
@Override
public CASTReturnStatement copy(CopyStyle style) {
CASTReturnStatement copy =
new CASTReturnStatement(retValue == null ? null : retValue.copy(style));
return copy(copy, style);
}
@Override
public IASTExpression getReturnValue() {
return retValue;
}
@Override
public void setReturnValue(IASTExpression returnValue) {
assertNotFrozen();
retValue = returnValue;
if (returnValue != null) {
returnValue.setParent(this);
returnValue.setPropertyInParent(RETURNVALUE);
}
}
@Override
public IASTInitializerClause getReturnArgument() {
return getReturnValue();
}
@Override
public void setReturnArgument(IASTInitializerClause returnValue) {
if (returnValue instanceof IASTExpression) {
setReturnValue((IASTExpression) returnValue);
} else {
setReturnValue(null);
}
}
@Override
public boolean accept(ASTVisitor action) {
if (action.shouldVisitStatements) {
switch (action.visit(this)) {
case ASTVisitor.PROCESS_ABORT: return false;
case ASTVisitor.PROCESS_SKIP: return true;
default: break;
}
}
if (!acceptByAttributeSpecifiers(action)) return false;
if (retValue != null && !retValue.accept(action)) return false;
if (action.shouldVisitStatements) {
switch (action.leave(this)) {
case ASTVisitor.PROCESS_ABORT: return false;
case ASTVisitor.PROCESS_SKIP: return true;
default: break;
}
}
return true;
}
@Override
public void replace(IASTNode child, IASTNode other) {
if (child == retValue) {
other.setPropertyInParent(child.getPropertyInParent());
other.setParent(child.getParent());
retValue = (IASTExpression) other;
}
}
}