anchor.diff:      let ctx = { Writer = writer; OpenDeclWriter = openDeclWriter;
                   Indentation = indentation; DisplayContext = displayContext; 
                   ResolvingOpenDeclarations = openDeclarations |> Seq.map (fun openDecl -> openDecl, false) |> Seq.toArray;
  -                GetXmlDocBySignature = getXmlDocBySignature }
  +                GetXmlDocBySignature = getXmlDocBySignature;
  +                Filterer = filterer }
       
       let rec writeSymbol (symbol: FSharpSymbol) =
           match symbol with
           | TypedAstPatterns.Entity(entity, _, _) ->
               match entity with
  -            | FSharpModule -> writeModule true ctx entity filterer
  +            | FSharpModule -> writeModule true ctx entity
               | AbbreviatedType abbreviatedType -> writeTypeAbbrev false ctx entity abbreviatedType
               | FSharpException -> writeFSharpExceptionType false ctx entity
               | Delegate when entity.IsFSharp -> writeDelegateType false ctx entity
  -            | _ -> writeType false ctx entity filterer
  +            | _ -> writeType false ctx entity
               |> Some
           | MemberFunctionOrValue mem ->
               writeSymbol mem.LogicalEnclosingEntity
  
positive.code:     else
          prefixToConsider + "." + (QuoteIdentifierIfNeeded moduleNameOnly)
  
  let rec internal writeModule isTopLevel ctx (modul: FSharpEntity) filterer =
      Debug.Assert(modul.IsFSharpModule, "The entity should be a valid F# module.")  
      if not isTopLevel then
          writeDocs ctx.Writer modul.XmlDoc (fun _ -> modul.XmlDocSig) ctx.GetXmlDocBySignature
  
negative.code: 
      for entity in modul.PublicNestedEntities do
          match entity with
          | FSharpModule -> writeModule false ctx entity
          | AbbreviatedType abbreviatedType -> writeTypeAbbrev true ctx entity abbreviatedType
          | FSharpException -> writeFSharpExceptionType true ctx entity
          | Delegate when entity.IsFSharp -> writeDelegateType true ctx entity
          | _ -> writeType true ctx entity
  
          ctx.Writer.WriteLine("")
      if not isTopLevel then
  