Function GetDayInYear

be/src/runtime/datetime-parser-common.cc:303–308

}

int GetDayInYear(int year, int month, int day_in_month) {
  DCHECK(month >= 1 && month <= 12);
  const vector<int>& month_ranges = IsLeapYear(year) ? LEAP_YEAR_MONTH_RANGES :
      MONTH_RANGES;
  return day_in_month + month_ranges[month - 1];
}

bool GetMonthAndDayFromDaysSinceJan1(int year, int days_since_jan1, int* month,
    int* day) {