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authorIdan Horowitz <idan.horowitz@gmail.com>2021-07-23 16:48:45 +0300
committerLinus Groh <mail@linusgroh.de>2021-07-23 22:00:23 +0100
commita0af9b11fba0d8710bdca8df8e5a080431f1b37f (patch)
tree2543e2000538ec2a58d3dc5518f35f399d06be99 /Userland/Libraries
parent3bec18432a5a77ec093c67c0af0f2600b1ae7490 (diff)
downloadserenity-a0af9b11fba0d8710bdca8df8e5a080431f1b37f.zip
LibJS: Implement Temporal.PlainDate.prototype.month
Diffstat (limited to 'Userland/Libraries')
-rw-r--r--Userland/Libraries/LibJS/Runtime/Temporal/Calendar.cpp21
-rw-r--r--Userland/Libraries/LibJS/Runtime/Temporal/Calendar.h1
-rw-r--r--Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.cpp17
-rw-r--r--Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.h1
-rw-r--r--Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDate/PlainDate.prototype.month.js14
5 files changed, 54 insertions, 0 deletions
diff --git a/Userland/Libraries/LibJS/Runtime/Temporal/Calendar.cpp b/Userland/Libraries/LibJS/Runtime/Temporal/Calendar.cpp
index e3379390e8..50dbe0fbfd 100644
--- a/Userland/Libraries/LibJS/Runtime/Temporal/Calendar.cpp
+++ b/Userland/Libraries/LibJS/Runtime/Temporal/Calendar.cpp
@@ -140,6 +140,27 @@ double calendar_year(GlobalObject& global_object, Object& calendar, Object& date
return result.to_integer_or_infinity(global_object);
}
+// 12.1.10 CalendarMonth ( calendar, dateLike ), https://tc39.es/proposal-temporal/#sec-temporal-calendarmonth
+double calendar_month(GlobalObject& global_object, Object& calendar, Object& date_like)
+{
+ auto& vm = global_object.vm();
+ // 1. Assert: Type(calendar) is Object.
+
+ // 2. Let result be ? Invoke(calendar, "month", ยซ dateLike ยป).
+ auto result = calendar.invoke(vm.names.month, &date_like);
+ if (vm.exception())
+ return {};
+
+ // 3. If result is undefined, throw a RangeError exception.
+ if (result.is_undefined()) {
+ vm.throw_exception<RangeError>(global_object, ErrorType::TemporalInvalidCalendarFunctionResult, vm.names.month.as_string());
+ return {};
+ }
+
+ // 4. Return ? ToPositiveIntegerOrInfinity(result).
+ return to_positive_integer_or_infinity(global_object, result);
+}
+
// 12.1.21 ToTemporalCalendar ( temporalCalendarLike ), https://tc39.es/proposal-temporal/#sec-temporal-totemporalcalendar
Object* to_temporal_calendar(GlobalObject& global_object, Value temporal_calendar_like)
{
diff --git a/Userland/Libraries/LibJS/Runtime/Temporal/Calendar.h b/Userland/Libraries/LibJS/Runtime/Temporal/Calendar.h
index 0dc770821f..6d28b212e3 100644
--- a/Userland/Libraries/LibJS/Runtime/Temporal/Calendar.h
+++ b/Userland/Libraries/LibJS/Runtime/Temporal/Calendar.h
@@ -35,6 +35,7 @@ Calendar* get_builtin_calendar(GlobalObject&, String const& identifier);
Calendar* get_iso8601_calendar(GlobalObject&);
Vector<String> calendar_fields(GlobalObject&, Object& calendar, Vector<StringView> const& field_names);
double calendar_year(GlobalObject&, Object& calendar, Object& date_like);
+double calendar_month(GlobalObject&, Object& calendar, Object& date_like);
Object* to_temporal_calendar(GlobalObject&, Value);
Object* to_temporal_calendar_with_iso_default(GlobalObject&, Value);
Object* get_temporal_calendar_with_iso_default(GlobalObject&, Object&);
diff --git a/Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.cpp b/Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.cpp
index 5129dccdd2..c633a6245e 100644
--- a/Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.cpp
+++ b/Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.cpp
@@ -28,6 +28,7 @@ void PlainDatePrototype::initialize(GlobalObject& global_object)
define_native_accessor(vm.names.calendar, calendar_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.year, year_getter, {}, Attribute::Configurable);
+ define_native_accessor(vm.names.month, month_getter, {}, Attribute::Configurable);
u8 attr = Attribute::Writable | Attribute::Configurable;
define_native_function(vm.names.withCalendar, with_calendar, 1, attr);
@@ -77,6 +78,22 @@ JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::year_getter)
return Value(calendar_year(global_object, calendar, *temporal_date));
}
+// 3.3.5 get Temporal.PlainDate.prototype.month, https://tc39.es/proposal-temporal/#sec-get-temporal.plaindate.prototype.month
+JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::month_getter)
+{
+ // 1. Let temporalDate be the this value.
+ // 2. Perform ? RequireInternalSlot(temporalDate, [[InitializedTemporalDate]]).
+ auto* temporal_date = typed_this(global_object);
+ if (vm.exception())
+ return {};
+
+ // 3. Let calendar be temporalDate.[[Calendar]].
+ auto& calendar = temporal_date->calendar();
+
+ // 4. Return ? CalendarMonth(calendar, temporalDate).
+ return Value(calendar_month(global_object, calendar, *temporal_date));
+}
+
// 3.3.22 Temporal.PlainDate.prototype.withCalendar ( calendar ), https://tc39.es/proposal-temporal/#sec-temporal.plaindate.prototype.withcalendar
JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::with_calendar)
{
diff --git a/Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.h b/Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.h
index d055e367f9..97c304024c 100644
--- a/Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.h
+++ b/Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.h
@@ -21,6 +21,7 @@ public:
private:
JS_DECLARE_NATIVE_FUNCTION(calendar_getter);
JS_DECLARE_NATIVE_FUNCTION(year_getter);
+ JS_DECLARE_NATIVE_FUNCTION(month_getter);
JS_DECLARE_NATIVE_FUNCTION(with_calendar);
JS_DECLARE_NATIVE_FUNCTION(equals);
diff --git a/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDate/PlainDate.prototype.month.js b/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDate/PlainDate.prototype.month.js
new file mode 100644
index 0000000000..954de91f35
--- /dev/null
+++ b/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDate/PlainDate.prototype.month.js
@@ -0,0 +1,14 @@
+describe("correct behavior", () => {
+ test("basic functionality", () => {
+ const date = new Temporal.PlainDate(2021, 7, 23);
+ expect(date.month).toBe(7);
+ });
+});
+
+test("errors", () => {
+ test("this value must be a Temporal.PlainDate object", () => {
+ expect(() => {
+ Reflect.get(Temporal.PlainDate.prototype, "month", "foo");
+ }).toThrowWithMessage(TypeError, "Not a Temporal.PlainDate");
+ });
+});