Function WritePrintableLocalTimeToStream

util/datetime/base.cpp:100–132

    template <bool PrintUpToSeconds, bool iso>
    void WritePrintableLocalTimeToStream(IOutputStream& os, const ::NPrivate::TPrintableLocalTime<PrintUpToSeconds, iso>& timeToPrint) {
        const TInstant& momentToPrint = timeToPrint.MomentToPrint;
        struct tm localTime;
        momentToPrint.LocalTime(&localTime);
        WriteTmToStream(os, localTime);
        if (!PrintUpToSeconds) {
            WriteMicroSecondsToStream(os, momentToPrint.MicroSecondsOfSecond());
        }
#ifndef _win_
        i64 utcOffsetInMinutes = localTime.tm_gmtoff / 60;
#else
        TIME_ZONE_INFORMATION tz;
        if (GetTimeZoneInformation(&tz) == TIME_ZONE_ID_INVALID) {
            ythrow TSystemError() << "Failed to get the system time zone";
        }
        i64 utcOffsetInMinutes = -tz.Bias;
#endif
        if (utcOffsetInMinutes == 0) {
            os << 'Z';
        } else {
            if (utcOffsetInMinutes < 0) {
                os << '-';
                utcOffsetInMinutes = -utcOffsetInMinutes;
            } else {
                os << '+';
            }
            os << Pad<2>(utcOffsetInMinutes / 60);
            if (iso) {
                os << ':';
            }
            os << Pad<2>(utcOffsetInMinutes % 60);
        }
    }
} // namespace

template <>