From 362106a8ac9b8f9a962ecdbbf212dedf2c33211b Mon Sep 17 00:00:00 2001
From: Sebastian Zarnekow <Sebastian.Zarnekow@itemis.de>
Date: Mon, 21 Jan 2013 11:52:41 +0100
Subject: [PATCH] [diagnostics] NPE guards in AbstractDiagnostic

---
 .../xtext/diagnostics/AbstractDiagnostic.java     | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/plugins/org.eclipse.xtext/src/org/eclipse/xtext/diagnostics/AbstractDiagnostic.java b/plugins/org.eclipse.xtext/src/org/eclipse/xtext/diagnostics/AbstractDiagnostic.java
index 80f07e06d..f6ac185a7 100644
--- a/plugins/org.eclipse.xtext/src/org/eclipse/xtext/diagnostics/AbstractDiagnostic.java
+++ b/plugins/org.eclipse.xtext/src/org/eclipse/xtext/diagnostics/AbstractDiagnostic.java
@@ -24,11 +24,17 @@ public abstract class AbstractDiagnostic implements Diagnostic {
 	public abstract String[] getData();
 
 	public int getLength() {
-		return getNode().getLength();
+		INode node = getNode();
+		if (node != null)
+			return node.getLength();
+		return 1;
 	}
 
 	public int getOffset() {
-		return getNode().getOffset();
+		INode node = getNode();
+		if (node != null)
+			return node.getOffset();
+		return 0;
 	}
 
 	public int getColumn() {
@@ -36,7 +42,10 @@ public abstract class AbstractDiagnostic implements Diagnostic {
 	}
 
 	public int getLine() {
-		return getNode().getStartLine();
+		INode node = getNode();
+		if (node != null)
+			return node.getStartLine();
+		return -1;
 	}
 
 	public String getLocation() {