Function CastSecondsToUnit

cpp/src/arrow/util/time.h:74–86

}

inline std::optional<int64_t> CastSecondsToUnit(TimeUnit::type unit, int64_t seconds) {
  auto cast_seconds_to_unit = [](auto duration,
                                 int64_t seconds) -> std::optional<int64_t> {
    constexpr auto kMultiplier = static_cast<int64_t>(decltype(duration)::period::den);
    int64_t out;
    if (ARROW_PREDICT_FALSE(
            ::arrow::internal::MultiplyWithOverflow(seconds, kMultiplier, &out))) {
      return {};
    }
    return out;
  };
  return VisitDuration(unit, cast_seconds_to_unit, seconds);
}

inline bool CastSecondsToUnit(TimeUnit::type unit, int64_t seconds, int64_t* out) {
  auto maybe_value = CastSecondsToUnit(unit, seconds);