anchor.diff:      Debug.WriteLine (sprintf "Interactive: Loading font '%s'" fontName)
       let font = Pango.FontDescription.FromString(fontName)
       view.SetFont(font)
  -        
     member x.SendSelection() = 
       if x.IsSelectionNonEmpty then
         let sel = IdeApp.Workbench.ActiveDocument.Editor.SelectedText
  
positive.code:      session := match !session with 
                  | None -> Some (setupSession())
                  | s -> s
       !session |> Option.iter (fun s ->
           lastCommand <- str.Trim()
           s.SendCommand(str))
  
    let resetFsi intent = 
      killIntent <- intent
  
negative.code:       let sel = IdeApp.Workbench.ActiveDocument.Editor.SelectedText
        not(String.IsNullOrEmpty(sel))
      
    member x.IsInsideFSharpFile = isInsideFSharpFile()
        
    member x.LoadReferences() =
      Debug.WriteLine("FSI:  #LoadReferences")
  