anchor.diff:      type AbstractStringSpan () as this =
           inherit Span() 
           do
  +            this.StopAtEol <- false
               this.Rule <- "String"
               this.Color <- "String"
   
  
positive.code:     type TripleQuotedStringSpan() as this =
          inherit AbstractStringSpan()
          do
              this.End <- Regex("\"\"\"")
  
      type VerbatimStringSpan() as this =
  
negative.code:         System.Diagnostics.Debug.AutoFlush <- true
      let mutable m_Document : MonoDevelop.Ide.Gui.Document = null
      let mutable m_ParsedDocument : FSharp.CompilerBinding.ParseAndCheckResults option = None
      
      let getDefineSymbols (project: MonoDevelop.Projects.Project) =
          seq { 
  