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LibJS+LibUnicode: Port Intl.ListFormat to UTF-16 strings

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Timothy Flynn 2025-07-23 14:42:57 -04:00 • committed by Andreas Kling
commit db2148b44a
Notes: github-actions[bot] 2025-07-24 08:41:31 +00:00
7 changed files with 39 additions and 33 deletions
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14
Libraries/LibJS/Runtime/Intl/ListFormat.cpp
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@ -35,13 +35,13 @@ ReadonlySpan<ResolutionOptionDescriptor> ListFormat::resolution_option_descripto
}
// 14.5.2 CreatePartsFromList ( listFormat, list ), https://tc39.es/ecma402/#sec-createpartsfromlist
Vector<Unicode::ListFormat::Partition> create_parts_from_list(ListFormat const& list_format, ReadonlySpan<String> list)
Vector<Unicode::ListFormat::Partition> create_parts_from_list(ListFormat const& list_format, ReadonlySpan<Utf16String> list)
{
return list_format.formatter().format_to_parts(list);
}
// 14.5.3 FormatList ( listFormat, list ), https://tc39.es/ecma402/#sec-formatlist
String format_list(ListFormat const& list_format, ReadonlySpan<String> list)
Utf16String format_list(ListFormat const& list_format, ReadonlySpan<Utf16String> list)
{
// 1. Let parts be ! CreatePartsFromList(listFormat, list).
// 2. Let result be the empty String.
@ -52,7 +52,7 @@ String format_list(ListFormat const& list_format, ReadonlySpan<String> list)
}
// 14.5.4 FormatListToParts ( listFormat, list ), https://tc39.es/ecma402/#sec-formatlisttoparts
GC::Ref<Array> format_list_to_parts(VM& vm, ListFormat const& list_format, ReadonlySpan<String> list)
GC::Ref<Array> format_list_to_parts(VM& vm, ListFormat const& list_format, ReadonlySpan<Utf16String> list)
{
auto& realm = *vm.current_realm();
@ -88,19 +88,19 @@ GC::Ref<Array> format_list_to_parts(VM& vm, ListFormat const& list_format, Reado
}
// 14.5.5 StringListFromIterable ( iterable ), https://tc39.es/ecma402/#sec-createstringlistfromiterable
ThrowCompletionOr<Vector<String>> string_list_from_iterable(VM& vm, Value iterable)
ThrowCompletionOr<Vector<Utf16String>> string_list_from_iterable(VM& vm, Value iterable)
{
// 1. If iterable is undefined, then
if (iterable.is_undefined()) {
// a. Return a new empty List.
return Vector<String> {};
return Vector<Utf16String> {};
}
// 2. Let iteratorRecord be ? GetIterator(iterable, sync).
auto iterator_record = TRY(get_iterator(vm, iterable, IteratorHint::Sync));
// 3. Let list be a new empty List.
Vector<String> list;
Vector<Utf16String> list;
// 4. Repeat,
while (true) {
@ -123,7 +123,7 @@ ThrowCompletionOr<Vector<String>> string_list_from_iterable(VM& vm, Value iterab
}
// iii. Append next to list.
list.append(next->as_string().utf8_string());
list.append(next->as_string().utf16_string());
}
}