# File lib/moped/protocol/message.rb, line 281
        def int64(name, options = {})
          attr_writer name

          if options[:type] == :array
            class_eval "def \#{name}\n@\#{name} ||= []\nend\n\ndef serialize_\#{name}(buffer)\nbuffer << \#{name}.pack(INT64_DECODE_ARRAY_STR)\nend\n\ndef deserialize_\#{name}(buffer)\nraise NotImplementedError\nend\n", __FILE__, __LINE__ + 1
          else
            class_eval "def \#{name}\n@\#{name} ||= 0\nend\n\ndef serialize_\#{name}(buffer)\nbuffer << [\#{name}].pack(INT64_DECODE_STR)\nend\n\ndef deserialize_\#{name}(buffer)\nself.\#{name}, = buffer.read(8).unpack(INT64_DECODE_STR)\nend\n", __FILE__, __LINE__ + 1
          end

          fields << name
        end