Function WriteVarUInt64

library/cpp/yson/varint.cpp:11–25

    ////////////////////////////////////////////////////////////////////////////////

    int WriteVarUInt64(IOutputStream* output, ui64 value) {
        bool stop = false;
        int bytesWritten = 0;
        while (!stop) {
            ++bytesWritten;
            ui8 byte = static_cast<ui8>(value | 0x80);
            value >>= 7;
            if (value == 0) {
                stop = true;
                byte &= 0x7F;
            }
            output->Write(byte);
        }
        return bytesWritten;
    }

    int WriteVarInt32(IOutputStream* output, i32 value) {
        return WriteVarUInt64(output, static_cast<ui64>(ZigZagEncode32(value)));