    # File lib/termtter/config_setup.rb, line 36
        def reauth
          token_and_secret = Termtter::API.authorize_by_oauth
          token = token_and_secret[:token]
          secret = token_and_secret[:secret]

          File.open(Termtter::CONF_FILE, 'a+') do |file|
            file << "\nconfig.dmsg_permission = true\n"
          end

          puts "Setup is completed. Enjoy!"
        rescue OAuth::Unauthorized
          puts 'Failed to authenticate!'
          exit!
        end