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LibJS: Implement Intl.DateTimeFormat.prototype.formatRangeToParts

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Timothy Flynn 2021-12-09 13:35:59 -05:00 • committed by Linus Groh
parent 04f8fb07e1
commit 53df13fed7
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39
Userland/Libraries/LibJS/Runtime/Intl/DateTimeFormat.cpp
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@ -1404,6 +1404,45 @@ ThrowCompletionOr<String> format_date_time_range(GlobalObject& global_object, Da
return result.build();
}
// 11.1.13 FormatDateTimeRangeToParts ( dateTimeFormat, x, y ), https://tc39.es/ecma402/#sec-formatdatetimerangetoparts
ThrowCompletionOr<Array*> format_date_time_range_to_parts(GlobalObject& global_object, DateTimeFormat& date_time_format, Value start, Value end)
{
auto& vm = global_object.vm();
// 1. Let parts be ? PartitionDateTimeRangePattern(dateTimeFormat, x, y).
auto parts = TRY(partition_date_time_range_pattern(global_object, date_time_format, start, end));
// 2. Let result be ArrayCreate(0).
auto* result = MUST(Array::create(global_object, 0));
// 3. Let n be 0.
size_t n = 0;
// 4. For each Record { [[Type]], [[Value]], [[Source]] } part in parts, do
for (auto& part : parts) {
// a. Let O be OrdinaryObjectCreate(%ObjectPrototype%).
auto* object = Object::create(global_object, global_object.object_prototype());
// b. Perform ! CreateDataPropertyOrThrow(O, "type", part.[[Type]]).
MUST(object->create_data_property_or_throw(vm.names.type, js_string(vm, part.type)));
// c. Perform ! CreateDataPropertyOrThrow(O, "value", part.[[Value]]).
MUST(object->create_data_property_or_throw(vm.names.value, js_string(vm, move(part.value))));
// d. Perform ! CreateDataPropertyOrThrow(O, "source", part.[[Source]]).
MUST(object->create_data_property_or_throw(vm.names.source, js_string(vm, part.source)));
// e. Perform ! CreateDataProperty(result, ! ToString(n), O).
MUST(result->create_data_property_or_throw(n, object));
// f. Increment n by 1.
++n;
}
// 5. Return result.
return result;
}
// 11.1.14 ToLocalTime ( t, calendar, timeZone ), https://tc39.es/ecma402/#sec-tolocaltime
ThrowCompletionOr<LocalTime> to_local_time(GlobalObject& global_object, double time, StringView calendar, [[maybe_unused]] StringView time_zone)
{