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LibJS: Implement Temporal.PlainDate.prototype.daysInMonth
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@ -243,6 +243,16 @@ Value calendar_days_in_week(GlobalObject& global_object, Object& calendar, Objec
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return calendar.invoke(vm.names.daysInWeek, &date_like);
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}
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// 12.1.17 CalendarDaysInMonth ( calendar, dateLike ), https://tc39.es/proposal-temporal/#sec-temporal-calendardaysinmonth
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Value calendar_days_in_month(GlobalObject& global_object, Object& calendar, Object& date_like)
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{
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auto& vm = global_object.vm();
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// 1. Assert: Type(calendar) is Object.
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// 2. Return ? Invoke(calendar, "daysInMonth", « dateLike »).
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return calendar.invoke(vm.names.daysInMonth, &date_like);
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}
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// 12.1.21 ToTemporalCalendar ( temporalCalendarLike ), https://tc39.es/proposal-temporal/#sec-temporal-totemporalcalendar
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Object* to_temporal_calendar(GlobalObject& global_object, Value temporal_calendar_like)
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{
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@ -42,6 +42,7 @@ Value calendar_day_of_week(GlobalObject&, Object& calendar, Object& date_like);
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Value calendar_day_of_year(GlobalObject&, Object& calendar, Object& date_like);
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Value calendar_week_of_year(GlobalObject&, Object& calendar, Object& date_like);
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Value calendar_days_in_week(GlobalObject&, Object& calendar, Object& date_like);
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Value calendar_days_in_month(GlobalObject&, Object& calendar, Object& date_like);
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Object* to_temporal_calendar(GlobalObject&, Value);
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Object* to_temporal_calendar_with_iso_default(GlobalObject&, Value);
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Object* get_temporal_calendar_with_iso_default(GlobalObject&, Object&);
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@ -35,6 +35,7 @@ void PlainDatePrototype::initialize(GlobalObject& global_object)
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define_native_accessor(vm.names.dayOfYear, day_of_year_getter, {}, Attribute::Configurable);
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define_native_accessor(vm.names.weekOfYear, week_of_year_getter, {}, Attribute::Configurable);
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define_native_accessor(vm.names.daysInWeek, days_in_week_getter, {}, Attribute::Configurable);
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define_native_accessor(vm.names.daysInMonth, days_in_month_getter, {}, Attribute::Configurable);
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u8 attr = Attribute::Writable | Attribute::Configurable;
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define_native_function(vm.names.withCalendar, with_calendar, 1, attr);
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@ -196,6 +197,22 @@ JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::days_in_week_getter)
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return Value(calendar_days_in_week(global_object, calendar, *temporal_date));
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}
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// 3.3.12 get Temporal.PlainDate.prototype.daysInMonth, https://tc39.es/proposal-temporal/#sec-get-temporal.plaindate.prototype.daysinmonth
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JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::days_in_month_getter)
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{
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// 1. Let temporalDate be the this value.
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// 2. Perform ? RequireInternalSlot(temporalDate, [[InitializedTemporalDate]]).
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auto* temporal_date = typed_this(global_object);
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if (vm.exception())
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return {};
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// 3. Let calendar be temporalDate.[[Calendar]].
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auto& calendar = temporal_date->calendar();
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// 4. Return ? CalendarDaysInMonth(calendar, temporalDate).
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return Value(calendar_days_in_month(global_object, calendar, *temporal_date));
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}
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// 3.3.22 Temporal.PlainDate.prototype.withCalendar ( calendar ), https://tc39.es/proposal-temporal/#sec-temporal.plaindate.prototype.withcalendar
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JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::with_calendar)
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{
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@ -28,6 +28,7 @@ private:
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JS_DECLARE_NATIVE_FUNCTION(day_of_year_getter);
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JS_DECLARE_NATIVE_FUNCTION(week_of_year_getter);
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JS_DECLARE_NATIVE_FUNCTION(days_in_week_getter);
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JS_DECLARE_NATIVE_FUNCTION(days_in_month_getter);
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JS_DECLARE_NATIVE_FUNCTION(with_calendar);
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JS_DECLARE_NATIVE_FUNCTION(equals);
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