module Redis::Commands::Server

def info(cmd = nil)
  send_command([:info, cmd].compact) do |reply|
    if reply.is_a?(String)
      reply = HashifyInfo.call(reply)
      if cmd && cmd.to_s == "commandstats"
        # Extract nested hashes for INFO COMMANDSTATS
        reply = Hash[reply.map do |k, v|
          v = v.split(",").map { |e| e.split("=") }
          [k[/^cmdstat_(.*)$/, 1], Hash[v]]
        end]
      end
    end
    reply
  end
end