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/*******************************************************************************
* Copyright (c) 2005, 2015 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)
*******************************************************************************/
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.IASTNode;
import org.eclipse.cdt.core.dom.ast.c.ICASTArrayDesignator;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent;
/**
* Implementation of array designator.
*/
public class CASTArrayDesignator extends ASTNode implements ICASTArrayDesignator, IASTAmbiguityParent {
private IASTExpression expression;
public CASTArrayDesignator() {
}
public CASTArrayDesignator(IASTExpression exp) {
setSubscriptExpression(exp);
}
@Override
public CASTArrayDesignator copy() {
return copy(CopyStyle.withoutLocations);
}
@Override
public CASTArrayDesignator copy(CopyStyle style) {
CASTArrayDesignator copy =
new CASTArrayDesignator(expression == null ? null : expression.copy(style));
return copy(copy, style);
}
@Override
public IASTExpression getSubscriptExpression() {
return expression;
}
@Override
public void setSubscriptExpression(IASTExpression value) {
assertNotFrozen();
expression = value;
if (value != null) {
value.setParent(this);
value.setPropertyInParent(SUBSCRIPT_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 (expression != null && !expression.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 == expression) {
other.setPropertyInParent(child.getPropertyInParent());
other.setParent(child.getParent());
expression = (IASTExpression) other;
}
}
}
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