class Byebug::Setting

def help_all
  output = "  List of supported settings:\n\n"
  width = settings.keys.max_by(&:size).size
  settings.each_value do |sett|
    output += format(
      "  %<name>-#{width}s -- %<description>s\n",
      name: sett.to_sym,
      description: sett.banner
    )
  end
  output + "\n"
end