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LibJS: Implement Temporal.PlainTime.prototype.toZonedDateTime()

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This commit is contained in:
Linus Groh 2021-11-02 17:47:58 +01:00
parent 070f056926
commit 330ac1e5ad
3 changed files with 109 additions and 0 deletions
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53
Userland/Libraries/LibJS/Runtime/Temporal/PlainTimePrototype.cpp
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@ -9,10 +9,13 @@
#include <LibJS/Runtime/GlobalObject.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>
#include <LibJS/Runtime/Temporal/PlainTime.h>
#include <LibJS/Runtime/Temporal/PlainTimePrototype.h>
#include <LibJS/Runtime/Temporal/TimeZone.h>
#include <LibJS/Runtime/Temporal/ZonedDateTime.h>
namespace JS::Temporal {
@ -45,6 +48,7 @@ void PlainTimePrototype::initialize(GlobalObject& global_object)
define_native_function(vm.names.with, with, 1, attr);
define_native_function(vm.names.equals, equals, 1, attr);
define_native_function(vm.names.toPlainDateTime, to_plain_date_time, 1, attr);
define_native_function(vm.names.toZonedDateTime, to_zoned_date_time, 1, attr);
define_native_function(vm.names.getISOFields, get_iso_fields, 0, attr);
define_native_function(vm.names.toString, to_string, 0, attr);
define_native_function(vm.names.toLocaleString, to_locale_string, 0, attr);
@ -315,6 +319,55 @@ JS_DEFINE_NATIVE_FUNCTION(PlainTimePrototype::to_plain_date_time)
return TRY(create_temporal_date_time(global_object, temporal_date->iso_year(), temporal_date->iso_month(), temporal_date->iso_day(), temporal_time->iso_hour(), temporal_time->iso_minute(), temporal_time->iso_second(), temporal_time->iso_millisecond(), temporal_time->iso_microsecond(), temporal_time->iso_nanosecond(), temporal_date->calendar()));
}
// 4.3.18 Temporal.PlainTime.prototype.toZonedDateTime ( item ), https://tc39.es/proposal-temporal/#sec-temporal.plaintime.prototype.tozoneddatetime
JS_DEFINE_NATIVE_FUNCTION(PlainTimePrototype::to_zoned_date_time)
{
auto item = vm.argument(0);
// 1. Let temporalTime be the this value.
// 2. Perform ? RequireInternalSlot(temporalTime, [[InitializedTemporalTime]]).
auto* temporal_time = TRY(typed_this_object(global_object));
// 3. If Type(item) is not Object, then
if (!item.is_object()) {
// a. Throw a TypeError exception.
return vm.throw_completion<TypeError>(global_object, ErrorType::NotAnObject, item);
}
// 4. Let temporalDateLike be ? Get(item, "plainDate").
auto temporal_date_like = TRY(item.as_object().get(vm.names.plainDate));
// 5. If temporalDateLike is undefined, then
if (temporal_date_like.is_undefined()) {
// a. Throw a TypeError exception.
return vm.throw_completion<TypeError>(global_object, ErrorType::MissingRequiredProperty, vm.names.plainDate.as_string());
}
// 6. Let temporalDate be ? ToTemporalDate(temporalDateLike).
auto* temporal_date = TRY(to_temporal_date(global_object, temporal_date_like));
// 7. Let temporalTimeZoneLike be ? Get(item, "timeZone").
auto temporal_time_zone_like = TRY(item.as_object().get(vm.names.timeZone));
// 8. If temporalTimeZoneLike is undefined, then
if (temporal_time_zone_like.is_undefined()) {
// a. Throw a TypeError exception.
return vm.throw_completion<TypeError>(global_object, ErrorType::MissingRequiredProperty, vm.names.timeZone.as_string());
}
// 9. Let timeZone be ? ToTemporalTimeZone(temporalTimeZoneLike).
auto* time_zone = TRY(to_temporal_time_zone(global_object, temporal_time_zone_like));
// 10. Let temporalDateTime be ? CreateTemporalDateTime(temporalDate.[[ISOYear]], temporalDate.[[ISOMonth]], temporalDate.[[ISODay]], temporalTime.[[ISOHour]], temporalTime.[[ISOMinute]], temporalTime.[[ISOSecond]], temporalTime.[[ISOMillisecond]], temporalTime.[[ISOMicrosecond]], temporalTime.[[ISONanosecond]], temporalDate.[[Calendar]]).
auto* temporal_date_time = TRY(create_temporal_date_time(global_object, temporal_date->iso_year(), temporal_date->iso_month(), temporal_date->iso_day(), temporal_time->iso_hour(), temporal_time->iso_minute(), temporal_time->iso_second(), temporal_time->iso_millisecond(), temporal_time->iso_microsecond(), temporal_time->iso_nanosecond(), temporal_date->calendar()));
// 11. Let instant be ? BuiltinTimeZoneGetInstantFor(timeZone, temporalDateTime, "compatible").
auto* instant = TRY(builtin_time_zone_get_instant_for(global_object, time_zone, *temporal_date_time, "compatible"sv));
// 12. Return ! CreateTemporalZonedDateTime(instant.[[Nanoseconds]], timeZone, temporalDate.[[Calendar]]).
return MUST(create_temporal_zoned_date_time(global_object, instant->nanoseconds(), *time_zone, temporal_date->calendar()));
}
// 4.3.19 Temporal.PlainTime.prototype.getISOFields ( ), https://tc39.es/proposal-temporal/#sec-temporal.plaintime.prototype.getisofields
JS_DEFINE_NATIVE_FUNCTION(PlainTimePrototype::get_iso_fields)
{

1
Userland/Libraries/LibJS/Runtime/Temporal/PlainTimePrototype.h
View file

@ -32,6 +32,7 @@ private:
JS_DECLARE_NATIVE_FUNCTION(with);
JS_DECLARE_NATIVE_FUNCTION(equals);
JS_DECLARE_NATIVE_FUNCTION(to_plain_date_time);
JS_DECLARE_NATIVE_FUNCTION(to_zoned_date_time);
JS_DECLARE_NATIVE_FUNCTION(get_iso_fields);
JS_DECLARE_NATIVE_FUNCTION(to_string);
JS_DECLARE_NATIVE_FUNCTION(to_locale_string);