local options = options()
    if #options > 0 then

    local candidates = candidates()
    if #candidates > 0 then

      print(options[1])

      print(candidates[1])

  for _,cmd in ipairs(options()) do

  for _,cmd in ipairs(candidates()) do

function options()

function candidates()

    local results = filter_options(Commands, Display_settings.palette)
    append(results, file_options(Display_settings.palette))

    local results = filter_candidates(Commands, Display_settings.palette)
    append(results, file_candidates(Display_settings.palette))

function filter_options(candidates, prefix)

function filter_candidates(candidates, prefix)

function file_options(prefix)

function file_candidates(prefix)

  return concat_all(visible_dir, filter_options(reorder(path, files), base))

  return concat_all(visible_dir, filter_candidates(reorder(path, files), base))