anchor.diff: -[<AutoOpen>]
  -/// Contains tasks to run [xUnit](https://github.com/haf/expecto) v2 unit tests.
  +/// Contains tasks to run [expecto](https://github.com/haf/expecto) v2 unit tests.
   module Fake.Testing.Expecto
   
   open System
  
positive.code:     }
      override this.ToString() =
          let append (s: string) (sb: StringBuilder) = sb.Append s
          let appendIfTrue p s sb = 
              if p then append s sb else sb
          let appendIfNotNullOrWhiteSpace p s (sb: StringBuilder) = 
              if String.IsNullOrWhiteSpace p |> not 
              then sprintf "%s%s " s p |> sb.Append
              else sb
          let appendList list s (sb: StringBuilder) = 
              let filtered = list |> List.filter (String.IsNullOrWhiteSpace >> not)
              if List.isEmpty filtered then sb
              else
                  filtered |> String.concat " " |> sprintf "%s%s " s |> sb.Append
          StringBuilder()
          |> appendIfTrue this.Debug "--debug "
          |> appendIfTrue this.Parallel "--parallel "
  
negative.code:         |> appendList this.Run "--run "
          |> toText
  
      static member DefaultParams =
          {
              Debug = false
              Parallel = true
  