class Byebug::Setting

def self.help(cmd, subcmd)
  if subcmd
    camelized = subcmd.split('_').map { |w| w.capitalize }.join
    setting = Byebug.const_get("#{camelized}Setting").new
    <<-EOH.gsub(/^ {8}/, '')
      #{cmd} #{setting.to_sym} <value>
      #{setting.banner}.
    EOH
  else
    command = Byebug.const_get("#{cmd.capitalize}Command")
    command.description + help_all
  end
end