anchor.diff:              if inputMode.AllowedOnNodeType model.SelectedNode.Type then
                   let text, pos =
                       match inputMode with
  -                        | Rename pos -> model.SelectedNode.Name, (Some pos)
  -                        | _ -> "", None
  +                    | Rename pos -> model.SelectedNode.Name, (Some pos)
  +                    | _ -> "", None
                   model.CommandInputMode <- Some inputMode
                   model.CommandText <- text
                   setCommandSelection pos model
  
positive.code:     module Cursor =
          let private moveCursorToNext predicate reverse (model: MainModel) =
              let indexed = model.Nodes |> List.mapi (fun i n -> (i, n))
              let items =
                  if reverse then
                      Seq.append indexed.[model.Cursor..] indexed.[0..(model.Cursor-1)]
                      |> Seq.rev
                  else
                      Seq.append indexed.[(model.Cursor+1)..] indexed.[0..model.Cursor]
              items
              |> Seq.choose (fun (i, n) -> if predicate n then Some i else None)
              |> Seq.tryHead
              |> Option.iter (fun index -> model.SetCursor index)
  
          let find char (model: MainModel) =
              model.LastFind <- Some char
  
negative.code: open System.Text.RegularExpressions
  open System.Threading.Tasks
  open Utility
  open Koffee.ConfigExt
  
  module MainLogic =
  