Fixed ast node script positions.

ICSharpCode.NRefactory.CSharp/OutputVisitor/CSharpOutputVisitor.cs

@@ -118,6 +118,7 @@ namespace ICSharpCode.NRefactory.CSharp
 				WriteSpecialsUpToNode (node);
 			containerStack.Push (node);
 			positionStack.Push (node.FirstChild);
+			formatter.WriteToken (""); // force indentation, if required
 			OnOutputStarted (new AstNodeEventArgs (node));
 			formatter.StartNode (node);
 		}

ICSharpCode.NRefactory.CSharp/Refactoring/NodeOutputAction.cs

@@ -62,24 +62,29 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 		{
 			public int Offset {
 				get;
-				set;
+				internal set;
 			}
 
 			public int Length {
-				get {
-					return EndOffset - Offset;
-				}
+				get;
+				internal set;
 			}
 
 			public int EndOffset {
-				get;
-				set;
+				get {
+					return Offset + Length;
+				}
 			}
 			
 			public Segment (int offset)
 			{
 				this.Offset = offset;
 			}
+			
+			public override string ToString ()
+			{
+				return string.Format ("[NodeOutput.Segment: Offset={0}, Length={1}, EndOffset={2}]", Offset, Length, EndOffset);
+			}
 		}
 	}
 	

ICSharpCode.NRefactory.CSharp/Refactoring/Script.cs

@@ -162,7 +162,8 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 				result.NodeSegments [e.AstNode] = new NodeOutput.Segment (stringWriter.GetStringBuilder ().Length);
 			};
 			visitor.OutputFinished += (sender, e) => {
-				result.NodeSegments [e.AstNode].EndOffset = stringWriter.GetStringBuilder ().Length;
+				var nodeSegment = result.NodeSegments [e.AstNode];
+				nodeSegment.Length = stringWriter.GetStringBuilder ().Length - nodeSegment.Offset;
 			};
 			node.AcceptVisitor (visitor, null);
 			result.Text = stringWriter.ToString ().TrimEnd ();