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LibJS: Implement Temporal.ZonedDateTime.prototype.minute

This commit is contained in:
Linus Groh 2021-08-04 22:53:37 +01:00 committed by Andreas Kling
parent 32f1e17e71
commit a6775517ad
3 changed files with 44 additions and 0 deletions

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@ -37,6 +37,7 @@ void ZonedDateTimePrototype::initialize(GlobalObject& global_object)
define_native_accessor(vm.names.monthCode, month_code_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.day, day_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.hour, hour_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.minute, minute_getter, {}, Attribute::Configurable);
}
static ZonedDateTime* typed_this(GlobalObject& global_object)
@ -213,4 +214,31 @@ JS_DEFINE_NATIVE_FUNCTION(ZonedDateTimePrototype::hour_getter)
return Value(temporal_date_time->iso_hour());
}
// 6.3.10 get Temporal.ZonedDateTime.prototype.minute, https://tc39.es/proposal-temporal/#sec-get-temporal.zoneddatetime.prototype.minute
JS_DEFINE_NATIVE_FUNCTION(ZonedDateTimePrototype::minute_getter)
{
// 1. Let zonedDateTime be the this value.
// 2. Perform ? RequireInternalSlot(zonedDateTime, [[InitializedTemporalZonedDateTime]]).
auto* zoned_date_time = typed_this(global_object);
if (vm.exception())
return {};
// 3. Let timeZone be zonedDateTime.[[TimeZone]].
auto& time_zone = zoned_date_time->time_zone();
// 4. Let instant be ! CreateTemporalInstant(zonedDateTime.[[Nanoseconds]]).
auto* instant = create_temporal_instant(global_object, zoned_date_time->nanoseconds());
// 5. Let calendar be zonedDateTime.[[Calendar]].
auto& calendar = zoned_date_time->calendar();
// 6. Let temporalDateTime be ? BuiltinTimeZoneGetPlainDateTimeFor(timeZone, instant, calendar).
auto* temporal_date_time = builtin_time_zone_get_plain_date_time_for(global_object, &time_zone, *instant, calendar);
if (vm.exception())
return {};
// 7. Return 𝔽(temporalDateTime.[[ISOMinute]]).
return Value(temporal_date_time->iso_minute());
}
}

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@ -26,6 +26,7 @@ private:
JS_DECLARE_NATIVE_FUNCTION(month_code_getter);
JS_DECLARE_NATIVE_FUNCTION(day_getter);
JS_DECLARE_NATIVE_FUNCTION(hour_getter);
JS_DECLARE_NATIVE_FUNCTION(minute_getter);
};
}

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@ -0,0 +1,15 @@
describe("correct behavior", () => {
test("basic functionality", () => {
const timeZone = new Temporal.TimeZone("UTC");
const zonedDateTime = new Temporal.ZonedDateTime(1625614921000000000n, timeZone);
expect(zonedDateTime.minute).toBe(42);
});
});
test("errors", () => {
test("this value must be a Temporal.ZonedDateTime object", () => {
expect(() => {
Reflect.get(Temporal.ZonedDateTime.prototype, "minute", "foo");
}).toThrowWithMessage(TypeError, "Not a Temporal.ZonedDateTime");
});
});