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LibJS: Implement Temporal.PlainMonthDay.prototype.with()

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This commit is contained in:
Linus Groh 2021-11-08 21:34:16 +00:00
parent fa1d5feec0
commit 1e3e0477cb
3 changed files with 114 additions and 0 deletions
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44
Userland/Libraries/LibJS/Runtime/Temporal/PlainMonthDayPrototype.cpp
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@ -33,6 +33,7 @@ void PlainMonthDayPrototype::initialize(GlobalObject& global_object)
define_native_accessor(vm.names.day, day_getter, {}, Attribute::Configurable);
u8 attr = Attribute::Writable | Attribute::Configurable;
define_native_function(vm.names.with, with, 1, attr);
define_native_function(vm.names.equals, equals, 1, attr);
define_native_function(vm.names.toString, to_string, 0, attr);
define_native_function(vm.names.toLocaleString, to_locale_string, 0, attr);
@ -81,6 +82,49 @@ JS_DEFINE_NATIVE_FUNCTION(PlainMonthDayPrototype::day_getter)
return Value(TRY(calendar_day(global_object, calendar, *month_day)));
}
// 10.3.6 Temporal.PlainMonthDay.prototype.with ( temporalMonthDayLike [ , options ] ), https://tc39.es/proposal-temporal/#sec-temporal.plainmonthday.prototype.with
JS_DEFINE_NATIVE_FUNCTION(PlainMonthDayPrototype::with)
{
auto temporal_month_day_like = vm.argument(0);
// 1. Let monthDay be the this value.
// 2. Perform ? RequireInternalSlot(monthDay, [[InitializedTemporalMonthDay]]).
auto* month_day = TRY(typed_this_object(global_object));
// 3. If Type(temporalMonthDayLike) is not Object, then
if (!temporal_month_day_like.is_object()) {
// a. Throw a TypeError exception.
return vm.throw_completion<TypeError>(global_object, ErrorType::NotAnObject, temporal_month_day_like.to_string_without_side_effects());
}
// 4. Perform ? RejectObjectWithCalendarOrTimeZone(temporalMonthDayLike).
TRY(reject_object_with_calendar_or_time_zone(global_object, temporal_month_day_like.as_object()));
// 5. Let calendar be monthDay.[[Calendar]].
auto& calendar = month_day->calendar();
// 6. Let fieldNames be ? CalendarFields(calendar, « "day", "month", "monthCode", "year" »).
auto field_names = TRY(calendar_fields(global_object, calendar, { "day"sv, "month"sv, "monthCode"sv, "year"sv }));
// 7. Let partialMonthDay be ? PreparePartialTemporalFields(temporalMonthDayLike, fieldNames).
auto* partial_month_day = TRY(prepare_partial_temporal_fields(global_object, temporal_month_day_like.as_object(), field_names));
// 8. Set options to ? GetOptionsObject(options).
auto* options = TRY(get_options_object(global_object, vm.argument(1)));
// 9. Let fields be ? PrepareTemporalFields(monthDay, fieldNames, «»).
auto* fields = TRY(prepare_temporal_fields(global_object, *month_day, field_names, {}));
// 10. Set fields to ? CalendarMergeFields(calendar, fields, partialMonthDay).
fields = TRY(calendar_merge_fields(global_object, calendar, *fields, *partial_month_day));
// 11. Set fields to ? PrepareTemporalFields(fields, fieldNames, «»).
fields = TRY(prepare_temporal_fields(global_object, *fields, field_names, {}));
// 12. Return ? MonthDayFromFields(calendar, fields, options).
return TRY(month_day_from_fields(global_object, calendar, *fields, options));
}
// 10.3.7 Temporal.PlainMonthDay.prototype.equals ( other ), https://tc39.es/proposal-temporal/#sec-temporal.plainmonthday.prototype.equals
JS_DEFINE_NATIVE_FUNCTION(PlainMonthDayPrototype::equals)
{

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

@ -23,6 +23,7 @@ private:
JS_DECLARE_NATIVE_FUNCTION(calendar_getter);
JS_DECLARE_NATIVE_FUNCTION(month_code_getter);
JS_DECLARE_NATIVE_FUNCTION(day_getter);
JS_DECLARE_NATIVE_FUNCTION(with);
JS_DECLARE_NATIVE_FUNCTION(equals);
JS_DECLARE_NATIVE_FUNCTION(to_string);
JS_DECLARE_NATIVE_FUNCTION(to_locale_string);