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LibJS: Implement Temporal.PlainDate.prototype.calendar

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This commit is contained in:
Idan Horowitz 2021-07-19 00:40:14 +03:00 • committed by Linus Groh
parent 94e1324a67
commit 94322ea985
3 changed files with 47 additions and 0 deletions
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29
Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.cpp
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@ -5,6 +5,7 @@
*/
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/Temporal/PlainDate.h>
#include <LibJS/Runtime/Temporal/PlainDatePrototype.h>
namespace JS::Temporal {
@ -23,6 +24,34 @@ void PlainDatePrototype::initialize(GlobalObject& global_object)
// 3.3.2 Temporal.PlainDate.prototype[ @@toStringTag ], https://tc39.es/proposal-temporal/#sec-temporal.plaindate.prototype-@@tostringtag
define_direct_property(*vm.well_known_symbol_to_string_tag(), js_string(vm.heap(), "Temporal.PlainDate"), Attribute::Configurable);
define_native_accessor(vm.names.calendar, calendar_getter, {}, Attribute::Configurable);
}
static PlainDate* typed_this(GlobalObject& global_object)
{
auto& vm = global_object.vm();
auto* this_object = vm.this_value(global_object).to_object(global_object);
if (!this_object)
return {};
if (!is<PlainDate>(this_object)) {
vm.throw_exception<TypeError>(global_object, ErrorType::NotA, "Temporal.PlainDate");
return {};
}
return static_cast<PlainDate*>(this_object);
}
// 3.3.3 get Temporal.PlainDate.prototype.calendar, https://tc39.es/proposal-temporal/#sec-get-temporal.plaindate.prototype.calendar
JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::calendar_getter)
{
// 1. Let temporalDate be the this value.
// Perform ? RequireInternalSlot(temporalDate, [[InitializedTemporalDate]]).
auto* temporal_date = typed_this(global_object);
if (vm.exception())
return {};
// 3. Return temporalDate.[[Calendar]].
return Value(&temporal_date->calendar());
}
}

3
Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.h
View file

@ -17,6 +17,9 @@ public:
explicit PlainDatePrototype(GlobalObject&);
virtual void initialize(GlobalObject&) override;
virtual ~PlainDatePrototype() override = default;
private:
JS_DECLARE_NATIVE_FUNCTION(calendar_getter);
};
}