# File lib/pry-remote-em/server.rb, line 355
    def auth_fail(*args, &blk)
      block_given? ? @auth_fail_cbs << blk : @auth_fails.push(args)
      while (fail_data = @auth_fails.shift)
        @auth_fail_cbs.each { |cb| cb.call(*fail_data) }
      end
    end