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LibJS: Implement Temporal.PlainDateTime.prototype.year

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This commit is contained in:
Idan Horowitz 2021-07-29 23:53:03 +03:00 • committed by Linus Groh
parent 667124dc22
commit 23d0fd2659
3 changed files with 33 additions and 0 deletions
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18
Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.cpp
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@ -5,6 +5,7 @@
*/
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/Temporal/Calendar.h>
#include <LibJS/Runtime/Temporal/PlainDate.h>
#include <LibJS/Runtime/Temporal/PlainDateTime.h>
#include <LibJS/Runtime/Temporal/PlainDateTimePrototype.h>
@ -27,6 +28,7 @@ void PlainDateTimePrototype::initialize(GlobalObject& global_object)
define_direct_property(*vm.well_known_symbol_to_string_tag(), js_string(vm.heap(), "Temporal.PlainDateTime"), Attribute::Configurable);
define_native_accessor(vm.names.calendar, calendar_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.year, year_getter, {}, Attribute::Configurable);
u8 attr = Attribute::Writable | Attribute::Configurable;
define_native_function(vm.names.valueOf, value_of, 0, attr);
@ -60,6 +62,22 @@ JS_DEFINE_NATIVE_FUNCTION(PlainDateTimePrototype::calendar_getter)
return Value(&date_time->calendar());
}
// 5.3.4 get Temporal.PlainDateTime.prototype.year, https://tc39.es/proposal-temporal/#sec-get-temporal.plaindatetime.prototype.year
JS_DEFINE_NATIVE_FUNCTION(PlainDateTimePrototype::year_getter)
{
// 1. Let dateTime be the this value.
// 2. Perform ? RequireInternalSlot(dateTime, [[InitializedTemporalDateTime]]).
auto* date_time = typed_this(global_object);
if (vm.exception())
return {};
// 3. Let calendar be dateTime.[[Calendar]].
auto& calendar = date_time->calendar();
// 4. Return ? CalendarYear(calendar, dateTime).
return Value(calendar_year(global_object, calendar, *date_time));
}
// 5.3.35 Temporal.PlainDateTime.prototype.valueOf ( ), https://tc39.es/proposal-temporal/#sec-temporal.plaindatetime.prototype.valueof
JS_DEFINE_NATIVE_FUNCTION(PlainDateTimePrototype::value_of)
{

1
Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.h
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@ -20,6 +20,7 @@ public:
private:
JS_DECLARE_NATIVE_FUNCTION(calendar_getter);
JS_DECLARE_NATIVE_FUNCTION(year_getter);
JS_DECLARE_NATIVE_FUNCTION(value_of);
JS_DECLARE_NATIVE_FUNCTION(to_plain_date);
JS_DECLARE_NATIVE_FUNCTION(get_iso_fields);