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LibJS: Implement most of GetTemporalRelativeToOption

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Now that we have the Temporal.PlainDate object, we can flesh out this AO
for such relative-to objects.
This commit is contained in:
Timothy Flynn 2024-11-22 17:18:38 -05:00 • committed by Andreas Kling
commit 06593b1894
Notes: github-actions[bot] 2024-11-23 13:47:14 +00:00
8 changed files with 189 additions and 5 deletions
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14
Libraries/LibJS/Runtime/Temporal/PlainDateTime.cpp
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@ -7,6 +7,7 @@
*/
#include <LibJS/Runtime/Temporal/AbstractOperations.h>
#include <LibJS/Runtime/Temporal/Calendar.h>
#include <LibJS/Runtime/Temporal/Instant.h>
#include <LibJS/Runtime/Temporal/PlainDate.h>
#include <LibJS/Runtime/Temporal/PlainDateTime.h>
@ -54,6 +55,19 @@ bool iso_date_time_within_limits(ISODateTime iso_date_time)
return true;
}
// 5.5.5 InterpretTemporalDateTimeFields ( calendar, fields, overflow ), https://tc39.es/proposal-temporal/#sec-temporal-interprettemporaldatetimefields
ThrowCompletionOr<ISODateTime> interpret_temporal_date_time_fields(VM& vm, StringView calendar, CalendarFields& fields, Overflow overflow)
{
// 1. Let isoDate be ? CalendarDateFromFields(calendar, fields, overflow).
auto iso_date = TRY(calendar_date_from_fields(vm, calendar, fields, overflow));
// 2. Let time be ? RegulateTime(fields.[[Hour]], fields.[[Minute]], fields.[[Second]], fields.[[Millisecond]], fields.[[Microsecond]], fields.[[Nanosecond]], overflow).
auto time = TRY(regulate_time(vm, *fields.hour, *fields.minute, *fields.second, *fields.millisecond, *fields.microsecond, *fields.nanosecond, overflow));
// 3. Return CombineISODateAndTimeRecord(isoDate, time).
return combine_iso_date_and_time_record(iso_date, time);
}
// 5.5.7 BalanceISODateTime ( year, month, day, hour, minute, second, millisecond, microsecond, nanosecond ), https://tc39.es/proposal-temporal/#sec-temporal-balanceisodatetime
ISODateTime balance_iso_date_time(double year, double month, double day, double hour, double minute, double second, double millisecond, double microsecond, double nanosecond)
{