plugins/org.eclipse.qvtd.cs2as.xtext.runtime/src/org/eclipse/qvtd/cs2as/xtext/runtime/CS2ASExceptionDiagnostic.java

/*******************************************************************************
 * Copyright (c) 2015, 2018 Willink Transformations and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v20.html
 *
 * Contributors:
 *     E.D.Willink - initial API and implementation
 *******************************************************************************/
package org.eclipse.qvtd.cs2as.xtext.runtime;

import org.eclipse.emf.ecore.EObject;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.qvtd.runtime.internal.cs2as.CS2ASException;
import org.eclipse.xtext.diagnostics.ExceptionDiagnostic;
import org.eclipse.xtext.nodemodel.ICompositeNode;
import org.eclipse.xtext.nodemodel.util.NodeModelUtils;

public class CS2ASExceptionDiagnostic extends ExceptionDiagnostic
{
	protected final @NonNull EObject csObject;
	
	public CS2ASExceptionDiagnostic(@NonNull CS2ASException exception) {
		super(exception);
		csObject = exception.getCSObject();
	}
	
	@Override
	public int getLength() {
		ICompositeNode node = NodeModelUtils.getNode(csObject);
		return node != null ? node.getLength() : 0;
	}

	@Override
	public int getOffset() {
		ICompositeNode node = NodeModelUtils.getNode(csObject);
		return node != null ? node.getOffset() : 0;
	}

	@Override
	public int getLine() {
		ICompositeNode node = NodeModelUtils.getNode(csObject);
		return node != null ? node.getStartLine()+1 : 1;
	}
}