anchor.diff:        | None -> TestList ([], Normal)
       let config, isList = args |> ExpectoConfig.fillFromArgs config
       let tests = tests |> config.filter
  -    if isList then listTests tests; 0 else runTests config tests
  +    if isList then
  +      listTests tests
  +      0
  +    else
  +      runTests config tests
positive.code:         | [||] -> ""
          | xs -> xs.Last()
  
  
        let reduceKnown : CLIArguments -> (_ -> ExpectoConfig) =
          function
          | Sequenced -> fun o -> { o with ExpectoConfig.parallel = false }
  
negative.code:   open Impl
    open Argu
    open Expecto.Logging
    open Expecto.Logging.Message
  
    /// Fail this test
    let inline failtest msg = raise <| AssertException msg
  