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LibJS: Implement ECMA-402 String.prototype.toLocale{Lower,Upper}Case

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Timothy Flynn 2021-09-05 15:27:11 -04:00 • committed by Linus Groh
parent 14086c69e7
commit 207319ecf1
5 changed files with 91 additions and 7 deletions
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2
Userland/Libraries/LibJS/Runtime/Intl/AbstractOperations.cpp
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@ -233,7 +233,7 @@ Vector<String> canonicalize_locale_list(GlobalObject& global_object, Value local
}
// 9.2.2 BestAvailableLocale ( availableLocales, locale ), https://tc39.es/ecma402/#sec-bestavailablelocale
static Optional<String> best_available_locale(StringView const& locale)
Optional<String> best_available_locale(StringView const& locale)
{
// 1. Let candidate be locale.
StringView candidate = locale;

1
Userland/Libraries/LibJS/Runtime/Intl/AbstractOperations.h
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@ -29,6 +29,7 @@ struct LocaleResult {
Optional<Unicode::LocaleID> is_structurally_valid_language_tag(StringView locale);
String canonicalize_unicode_locale_id(Unicode::LocaleID& locale);
Vector<String> canonicalize_locale_list(GlobalObject&, Value locales);
Optional<String> best_available_locale(StringView const& locale);
Vector<String> best_fit_supported_locales(Vector<String> const& requested_locales);
Vector<String> lookup_supported_locales(Vector<String> const& requested_locales);
Array* supported_locales(GlobalObject&, Vector<String> const& requested_locales, Value options);