def _encode_int()

in dubbo/codec/encoder.py [0:0]

• 22 lines of code
• 6 McCabe index (conditional complexity)

    def _encode_int(value):
        """
        对整数进行编码
        :param value:
        :return:
        """
        result = []
        # 超出int类型范围的值则转化为long类型
        # 这里问题在于对于落在int范围内的数字，我们无法判断其是long类型还是int类型，所以一律认为其是int类型
        if value > MAX_INT_32 or value < MIN_INT_32:
            result.append(ord('L'))
            result.extend(list(bytearray(struct.pack('!q', value))))
            return result

        if -0x10 <= value <= 0x2f:
            result.append(value + 0x90)
        elif -0x800 <= value <= 0x7ff:
            result.append(0xc8 + (value >> 8))
            result.append(value)
        elif -0x40000 <= value <= 0x3ffff:
            result.append(0xd4 + (value >> 16))
            result.append(value >> 8)
            result.append(value)
        else:
            result.append(ord('I'))
            result.append(value >> 24)
            result.append(value >> 16)
            result.append(value >> 8)
            result.append(value)
        return result