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LibJS: Mark CreateTemporalDate in AddDateTime as infallible

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This is an editorial change in the Temporal spec.

See: cd356a6
This commit is contained in:
Linus Groh 2022-06-23 23:13:31 +01:00
parent 80663d9d3b
commit 05c5263ecc
1 changed files with 9 additions and 6 deletions
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15
Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTime.cpp
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@ -307,19 +307,22 @@ i8 compare_iso_date_time(i32 year1, u8 month1, u8 day1, u8 hour1, u8 minute1, u8
// 5.5.9 AddDateTime ( year, month, day, hour, minute, second, millisecond, microsecond, nanosecond, calendar, years, months, weeks, days, hours, minutes, seconds, milliseconds, microseconds, nanoseconds, options ), https://tc39.es/proposal-temporal/#sec-temporal-adddatetime
ThrowCompletionOr<TemporalPlainDateTime> add_date_time(GlobalObject& global_object, i32 year, u8 month, u8 day, u8 hour, u8 minute, u8 second, u16 millisecond, u16 microsecond, u16 nanosecond, Object& calendar, double years, double months, double weeks, double days, double hours, double minutes, double seconds, double milliseconds, double microseconds, double nanoseconds, Object* options)
{
// 1. Let timeResult be ! AddTime(hour, minute, second, millisecond, microsecond, nanosecond, hours, minutes, seconds, milliseconds, microseconds, nanoseconds).
// 1. Assert: ISODateTimeWithinLimits(year, month, day, hour, minute, second, millisecond, microsecond, nanosecond) is true.
VERIFY(iso_date_time_within_limits(global_object, year, month, day, hour, minute, second, millisecond, microsecond, nanosecond));
// 2. Let timeResult be ! AddTime(hour, minute, second, millisecond, microsecond, nanosecond, hours, minutes, seconds, milliseconds, microseconds, nanoseconds).
auto time_result = add_time(hour, minute, second, millisecond, microsecond, nanosecond, hours, minutes, seconds, milliseconds, microseconds, nanoseconds);
// 2. Let datePart be ? CreateTemporalDate(year, month, day, calendar).
auto* date_part = TRY(create_temporal_date(global_object, year, month, day, calendar));
// 3. Let datePart be ! CreateTemporalDate(year, month, day, calendar).
auto* date_part = MUST(create_temporal_date(global_object, year, month, day, calendar));
// 3. Let dateDuration be ? CreateTemporalDuration(years, months, weeks, days + timeResult.[[Days]], 0, 0, 0, 0, 0, 0).
// 4. Let dateDuration be ? CreateTemporalDuration(years, months, weeks, days + timeResult.[[Days]], 0, 0, 0, 0, 0, 0).
auto* date_duration = TRY(create_temporal_duration(global_object, years, months, weeks, days + time_result.days, 0, 0, 0, 0, 0, 0));
// 4. Let addedDate be ? CalendarDateAdd(calendar, datePart, dateDuration, options).
// 5. Let addedDate be ? CalendarDateAdd(calendar, datePart, dateDuration, options).
auto* added_date = TRY(calendar_date_add(global_object, calendar, date_part, *date_duration, options));
// 5. Return the Record { [[Year]]: addedDate.[[ISOYear]], [[Month]]: addedDate.[[ISOMonth]], [[Day]]: addedDate.[[ISODay]], [[Hour]]: timeResult.[[Hour]], [[Minute]]: timeResult.[[Minute]], [[Second]]: timeResult.[[Second]], [[Millisecond]]: timeResult.[[Millisecond]], [[Microsecond]]: timeResult.[[Microsecond]], [[Nanosecond]]: timeResult.[[Nanosecond]] }.
// 6. Return the Record { [[Year]]: addedDate.[[ISOYear]], [[Month]]: addedDate.[[ISOMonth]], [[Day]]: addedDate.[[ISODay]], [[Hour]]: timeResult.[[Hour]], [[Minute]]: timeResult.[[Minute]], [[Second]]: timeResult.[[Second]], [[Millisecond]]: timeResult.[[Millisecond]], [[Microsecond]]: timeResult.[[Microsecond]], [[Nanosecond]]: timeResult.[[Nanosecond]] }.
return TemporalPlainDateTime { .year = added_date->iso_year(), .month = added_date->iso_month(), .day = added_date->iso_day(), .hour = time_result.hour, .minute = time_result.minute, .second = time_result.second, .millisecond = time_result.millisecond, .microsecond = time_result.microsecond, .nanosecond = time_result.nanosecond };
}