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87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
module std::time;
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typedef Time @inline = distinct long;
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typedef TimeDuration @inline = distinct long;
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typedef Clock @inline = distinct ulong;
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typedef NanoDuration @inline = distinct long;
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const TimeDuration MICROSECONDS_PER_SECOND = 1_000_000;
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const TimeDuration MICROSECONDS_PER_MINUTE = MICROSECONDS_PER_SECOND * 60;
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const TimeDuration MICROSECONDS_PER_HOUR = MICROSECONDS_PER_MINUTE * 60;
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const TimeDuration MICROSECONDS_PER_DAY = MICROSECONDS_PER_HOUR * 24;
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const TimeDuration MICROSECONDS_PER_WEEK = MICROSECONDS_PER_DAY * 7;
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struct DateTime
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{
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int usec;
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char sec;
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char min;
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char hour;
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char day;
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Month month;
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Weekday weekday;
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int year;
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ushort year_day;
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Time time;
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}
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struct TzDateTime
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{
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inline DateTime date_time;
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int gmt_offset;
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}
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enum Weekday : char
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{
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MONDAY,
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TUESDAY,
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WEDNESDAY,
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THURSDAY,
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FRIDAY,
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SATURDAY,
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SUNDAY,
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}
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enum Month : char
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{
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JANUARY,
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FEBRUARY,
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MARCH,
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APRIL,
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MAY,
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JUNE,
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JULY,
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AUGUST,
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SEPTEMBER,
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OCTOBER,
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NOVEMBER,
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DECEMBER
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}
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fn Time now()
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{
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$if $defined(native_timestamp):
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return os::native_timestamp();
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$else
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return 0;
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$endif
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}
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fn Time Time.add_seconds(Time time, long seconds) => time + (Time)(seconds * (long)MICROSECONDS_PER_SECOND);
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fn Time Time.add_minutes(Time time, long minutes) => time + (Time)(minutes * (long)MICROSECONDS_PER_MINUTE);
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fn Time Time.add_hours(Time time, long hours) => time + (Time)(hours * (long)MICROSECONDS_PER_HOUR);
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fn Time Time.add_days(Time time, long days) => time + (Time)(days * (long)MICROSECONDS_PER_DAY);
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fn Time Time.add_weeks(Time time, long weeks) => time + (Time)(weeks * (long)MICROSECONDS_PER_WEEK);
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fn double Time.to_seconds(Time time) => (long)time / (double)MICROSECONDS_PER_SECOND;
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fn TimeDuration Time.diff_us(Time time, Time other) => (TimeDuration)(time - other);
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fn double Time.diff_sec(Time time, Time other) => (long)time.diff_us(other) / (double)MICROSECONDS_PER_SECOND;
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fn double Time.diff_min(Time time, Time other) => (long)time.diff_us(other) / (double)MICROSECONDS_PER_MINUTE;
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fn double Time.diff_hour(Time time, Time other) => (long)time.diff_us(other) / (double)MICROSECONDS_PER_HOUR;
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fn double Time.diff_days(Time time, Time other) => (long)time.diff_us(other) / (double)MICROSECONDS_PER_DAY;
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fn double Time.diff_weeks(Time time, Time other) => (long)time.diff_us(other) / (double)MICROSECONDS_PER_WEEK;
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fn double NanoDuration.to_sec(NanoDuration nd) => (double)nd / 1_000_000_000.0;
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fn long NanoDuration.to_ms(NanoDuration nd) => (long)nd / 1_000_000;
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fn TimeDuration NanoDuration.to_duration(NanoDuration nd) => (TimeDuration)nd / 1_000;
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fn NanoDuration TimeDuration.to_nano(TimeDuration td) => (NanoDuration)td * 1_000; |