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/*******************************************************************************
* Copyright (c) 2015 Google, Inc and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Sergey Prigogin (Google) - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTExpression;
import org.eclipse.cdt.core.dom.ast.gnu.cpp.IGPPASTArrayRangeDesignator;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent;
/**
* Implementation of array range designator.
*/
public class CPPASTArrayRangeDesignator extends ASTNode implements IGPPASTArrayRangeDesignator, IASTAmbiguityParent {
private ICPPASTExpression floor;
private ICPPASTExpression ceiling;
public CPPASTArrayRangeDesignator() {
}
public CPPASTArrayRangeDesignator(ICPPASTExpression floor, ICPPASTExpression ceiling) {
setRangeFloor(floor);
setRangeCeiling(ceiling);
}
@Override
public CPPASTArrayRangeDesignator copy() {
return copy(CopyStyle.withoutLocations);
}
@Override
public CPPASTArrayRangeDesignator copy(CopyStyle style) {
CPPASTArrayRangeDesignator copy = new CPPASTArrayRangeDesignator();
copy.setRangeFloor(floor == null ? null : (ICPPASTExpression) floor.copy(style));
copy.setRangeCeiling(ceiling == null ? null : (ICPPASTExpression) ceiling.copy(style));
return copy(copy, style);
}
@Override
public ICPPASTExpression getRangeFloor() {
return this.floor;
}
@Override
public void setRangeFloor(ICPPASTExpression expression) {
assertNotFrozen();
floor = expression;
if (expression != null) {
expression.setParent(this);
expression.setPropertyInParent(SUBSCRIPT_FLOOR_EXPRESSION);
}
}
@Override
public ICPPASTExpression getRangeCeiling() {
return ceiling;
}
@Override
public void setRangeCeiling(ICPPASTExpression expression) {
assertNotFrozen();
ceiling = expression;
if (expression != null) {
expression.setParent(this);
expression.setPropertyInParent(SUBSCRIPT_CEILING_EXPRESSION);
}
}
@Override
public boolean accept(ASTVisitor action) {
if (action.shouldVisitDesignators) {
switch (action.visit(this)) {
case ASTVisitor.PROCESS_ABORT:
return false;
case ASTVisitor.PROCESS_SKIP:
return true;
default:
break;
}
}
if (floor != null && !floor.accept(action))
return false;
if (ceiling != null && !ceiling.accept(action))
return false;
if (action.shouldVisitDesignators && action.leave(this) == ASTVisitor.PROCESS_ABORT)
return false;
return true;
}
@Override
public void replace(IASTNode child, IASTNode other) {
if (child == floor) {
other.setPropertyInParent(child.getPropertyInParent());
other.setParent(child.getParent());
floor = (ICPPASTExpression) other;
}
if (child == ceiling) {
other.setPropertyInParent(child.getPropertyInParent());
other.setParent(child.getParent());
ceiling = (ICPPASTExpression) other;
}
}
}
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