Method decode

src/Common/UTF8Helpers.cpp:56–62

    };

    UInt32 decode(UInt8 byte)
    {
        UInt32 type = TABLE[byte];
        codepoint = (state != ACCEPT) ? (byte & 0x3fu) | (codepoint << 6) : (0xff >> type) & (byte);
        state = TABLE[256 + state * 16 + type];
        return state;
    }

    void reset()
    {