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/*******************************************************************************
* Copyright (c) 2000, 2011 IBM Corporation 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:
* IBM Corporation - initial API and implementation
* Sergey Prigogin (Google)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.rewrite;
import org.eclipse.cdt.core.dom.rewrite.ITrackedNodePosition;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.jface.text.IRegion;
import org.eclipse.text.edits.TextEdit;
import org.eclipse.text.edits.TextEditGroup;
/**
* @see org.eclipse.cdt.core.dom.rewrite.ITrackedNodePosition
*/
public class TrackedNodePosition implements ITrackedNodePosition {
private final TextEditGroup group;
private final ASTNode node;
public TrackedNodePosition(TextEditGroup group, ASTNode node) {
this.group = group;
this.node = node;
}
@Override
public int getStartPosition() {
if (this.group.isEmpty()) {
return this.node.getOffset();
}
IRegion coverage = TextEdit.getCoverage(this.group.getTextEdits());
if (coverage == null) {
return this.node.getOffset();
}
return coverage.getOffset();
}
@Override
public int getLength() {
if (this.group.isEmpty()) {
return this.node.getLength();
}
IRegion coverage = TextEdit.getCoverage(this.group.getTextEdits());
if (coverage == null) {
return this.node.getLength();
}
return coverage.getLength();
}
}
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