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LibJS: Implement Temporal.TimeZone.prototype.getInstantFor()

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Linus Groh 2021-11-01 14:20:06 +01:00
parent 55e1edd51b
commit 97f6c6029f
15 changed files with 341 additions and 0 deletions
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23
Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTime.cpp
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -10,6 +11,7 @@
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/Temporal/AbstractOperations.h>
#include <LibJS/Runtime/Temporal/Calendar.h>
#include <LibJS/Runtime/Temporal/Duration.h>
#include <LibJS/Runtime/Temporal/Instant.h>
#include <LibJS/Runtime/Temporal/PlainDate.h>
#include <LibJS/Runtime/Temporal/PlainDateTime.h>
@ -310,4 +312,25 @@ i8 compare_iso_date_time(i32 year1, u8 month1, u8 day1, u8 hour1, u8 minute1, u8
return compare_temporal_time(hour1, minute1, second1, millisecond1, microsecond1, nanosecond1, hour2, minute2, second2, millisecond2, microsecond2, nanosecond2);
}
// 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. Assert: year, month, day, hour, minute, second, millisecond, microsecond, and nanosecond are integers.
// 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);
// 3. Let datePart be ? CreateTemporalDate(year, month, day, calendar).
auto* date_part = TRY(create_temporal_date(global_object, year, month, day, calendar));
// 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));
// 5. Let addedDate be ? CalendarDateAdd(calendar, datePart, dateDuration, options).
auto* added_date = TRY(calendar_date_add(global_object, calendar, *date_part, *date_duration, options));
// 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 };
}
}