errmsg (TokyoTyrant::RDB)

    # File tokyotyrant.rb, line 66
        def errmsg(ecode = nil)
          ecode = @ecode if !ecode
          if ecode == ESUCCESS
            return "success"
          elsif ecode == EINVALID
            return "invalid operation"
          elsif ecode == ENOHOST
            return "host not found"
          elsif ecode == EREFUSED
            return "connection refused"
          elsif ecode == ESEND
            return "send error"
          elsif ecode == ERECV
            return "recv error"
          elsif ecode == EKEEP
            return "existing record"
          elsif ecode == ENOREC
            return "no record found"
          elsif ecode == EMISC
            return "miscellaneous error"
          end
          return "unknown"
        end