diff --git a/Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.cpp b/Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.cpp index 8776355450..8c1208598e 100644 --- a/Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.cpp +++ b/Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.cpp @@ -8,6 +8,7 @@ #include #include #include +#include #include #include #include @@ -56,6 +57,7 @@ void PlainDateTimePrototype::initialize(GlobalObject& global_object) define_native_function(vm.names.withPlainTime, with_plain_time, 1, attr); define_native_function(vm.names.withPlainDate, with_plain_date, 1, attr); define_native_function(vm.names.withCalendar, with_calendar, 1, attr); + define_native_function(vm.names.add, add, 1, attr); define_native_function(vm.names.equals, equals, 1, attr); define_native_function(vm.names.valueOf, value_of, 0, attr); define_native_function(vm.names.toPlainDate, to_plain_date, 0, attr); @@ -389,6 +391,32 @@ JS_DEFINE_NATIVE_FUNCTION(PlainDateTimePrototype::with_calendar) return TRY(create_temporal_date_time(global_object, date_time->iso_year(), date_time->iso_month(), date_time->iso_day(), date_time->iso_hour(), date_time->iso_minute(), date_time->iso_second(), date_time->iso_millisecond(), date_time->iso_microsecond(), date_time->iso_nanosecond(), *calendar)); } +// 5.3.26 Temporal.PlainDateTime.prototype.add ( temporalDurationLike [ , options ] ), https://tc39.es/proposal-temporal/#sec-temporal.plaindatetime.prototype.add +JS_DEFINE_NATIVE_FUNCTION(PlainDateTimePrototype::add) +{ + // 1. Let dateTime be the this value. + // 2. Perform ? RequireInternalSlot(dateTime, [[InitializedTemporalDateTime]]). + auto* date_time = TRY(typed_this_object(global_object)); + + // 3. Let duration be ? ToLimitedTemporalDuration(temporalDurationLike, « »). + auto duration = TRY(to_limited_temporal_duration(global_object, vm.argument(0), {})); + + // 4. Set options to ? GetOptionsObject(options). + auto* options = TRY(get_options_object(global_object, vm.argument(1))); + + // 5. Let result be ? AddDateTime(dateTime.[[ISOYear]], dateTime.[[ISOMonth]], dateTime.[[ISODay]], dateTime.[[ISOHour]], dateTime.[[ISOMinute]], dateTime.[[ISOSecond]], dateTime.[[ISOMillisecond]], dateTime.[[ISOMicrosecond]], dateTime.[[ISONanosecond]], dateTime.[[Calendar]], duration.[[Years]], duration.[[Months]], duration.[[Weeks]], duration.[[Days]], duration.[[Hours]], duration.[[Minutes]], duration.[[Seconds]], duration.[[Milliseconds]], duration.[[Microseconds]], duration.[[Nanoseconds]], options). + auto result = TRY(add_date_time(global_object, date_time->iso_year(), date_time->iso_month(), date_time->iso_day(), date_time->iso_hour(), date_time->iso_minute(), date_time->iso_second(), date_time->iso_millisecond(), date_time->iso_microsecond(), date_time->iso_nanosecond(), date_time->calendar(), duration.years, duration.months, duration.weeks, duration.days, duration.hours, duration.minutes, duration.seconds, duration.milliseconds, duration.microseconds, duration.nanoseconds, options)); + + // 6. Assert: ! IsValidISODate(result.[[Year]], result.[[Month]], result.[[Day]]) is true. + VERIFY(is_valid_iso_date(result.year, result.month, result.day)); + + // 7. Assert: ! IsValidTime(result.[[Hour]], result.[[Minute]], result.[[Second]], result.[[Millisecond]], result.[[Microsecond]], result.[[Nanosecond]]) is true. + VERIFY(is_valid_time(result.hour, result.minute, result.second, result.millisecond, result.microsecond, result.nanosecond)); + + // 8. Return ? CreateTemporalDateTime(result.[[Year]], result.[[Month]], result.[[Day]], result.[[Hour]], result.[[Minute]], result.[[Second]], result.[[Millisecond]], result.[[Microsecond]], result.[[Nanosecond]], dateTime.[[Calendar]]). + return TRY(create_temporal_date_time(global_object, result.year, result.month, result.day, result.hour, result.minute, result.second, result.millisecond, result.microsecond, result.nanosecond, date_time->calendar())); +} + // 5.3.31 Temporal.PlainDateTime.prototype.equals ( other ), https://tc39.es/proposal-temporal/#sec-temporal.plaindatetime.prototype.equals JS_DEFINE_NATIVE_FUNCTION(PlainDateTimePrototype::equals) { diff --git a/Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.h b/Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.h index 5470d1c72e..0d6c5ab59a 100644 --- a/Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.h +++ b/Userland/Libraries/LibJS/Runtime/Temporal/PlainDateTimePrototype.h @@ -44,6 +44,7 @@ private: JS_DECLARE_NATIVE_FUNCTION(with_plain_time); JS_DECLARE_NATIVE_FUNCTION(with_plain_date); JS_DECLARE_NATIVE_FUNCTION(with_calendar); + JS_DECLARE_NATIVE_FUNCTION(add); JS_DECLARE_NATIVE_FUNCTION(equals); JS_DECLARE_NATIVE_FUNCTION(value_of); JS_DECLARE_NATIVE_FUNCTION(to_plain_date); diff --git a/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDateTime/PlainDateTime.prototype.add.js b/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDateTime/PlainDateTime.prototype.add.js new file mode 100644 index 0000000000..cd3252be19 --- /dev/null +++ b/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDateTime/PlainDateTime.prototype.add.js @@ -0,0 +1,19 @@ +describe("correct behavior", () => { + test("length is 1", () => { + expect(Temporal.PlainDateTime.prototype.add).toHaveLength(1); + }); + + test("basic functionality", () => { + const plainDateTime = new Temporal.PlainDateTime(1970, 1, 1); + const result = plainDateTime.add(new Temporal.Duration(51, 6, 0, 5, 18, 14, 47)); + expect(result.equals(new Temporal.PlainDateTime(2021, 7, 6, 18, 14, 47))).toBeTrue(); + }); +}); + +describe("errors", () => { + test("this value must be a Temporal.PlainDateTime object", () => { + expect(() => { + Temporal.PlainDateTime.prototype.add.call("foo"); + }).toThrowWithMessage(TypeError, "Not an object of type Temporal.PlainDateTime"); + }); +});