ladybird/Userland/Libraries/LibJS/Runtime/Intl/Locale.cpp

65 lines
2.3 KiB
C++

/*
* Copyright (c) 2021, Tim Flynn <trflynn89@pm.me>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/Intl/Locale.h>
#include <LibUnicode/Locale.h>
namespace JS::Intl {
Locale* Locale::create(GlobalObject& global_object, Unicode::LocaleID const& locale_id)
{
return global_object.heap().allocate<Locale>(global_object, locale_id, *global_object.intl_locale_prototype());
}
Vector<StringView> const& Locale::relevant_extension_keys()
{
// 14.2.2 Internal slots, https://tc39.es/ecma402/#sec-intl.locale-internal-slots
// The value of the [[RelevantExtensionKeys]] internal slot is « "ca", "co", "hc", "kf", "kn", "nu" ».
// If %Collator%.[[RelevantExtensionKeys]] does not contain "kf", then remove "kf" from %Locale%.[[RelevantExtensionKeys]].
// If %Collator%.[[RelevantExtensionKeys]] does not contain "kn", then remove "kn" from %Locale%.[[RelevantExtensionKeys]].
// FIXME: We do not yet have an Intl.Collator object. For now, we behave as if "kf" and "kn" exist, as test262 depends on it.
static Vector<StringView> relevant_extension_keys { "ca"sv, "co"sv, "hc"sv, "kf"sv, "kn"sv, "nu"sv };
return relevant_extension_keys;
}
// 14 Locale Objects, https://tc39.es/ecma402/#locale-objects
Locale::Locale(Object& prototype)
: Object(prototype)
{
}
Locale::Locale(Unicode::LocaleID const& locale_id, Object& prototype)
: Object(prototype)
{
set_locale(locale_id.to_string());
for (auto const& extension : locale_id.extensions) {
if (!extension.has<Unicode::LocaleExtension>())
continue;
for (auto const& keyword : extension.get<Unicode::LocaleExtension>().keywords) {
if (keyword.key == "ca"sv) {
set_calendar(keyword.value);
} else if (keyword.key == "co"sv) {
set_collation(keyword.value);
} else if (keyword.key == "hc"sv) {
set_hour_cycle(keyword.value);
} else if (keyword.key == "kf"sv) {
set_case_first(keyword.value);
} else if (keyword.key == "kn"sv) {
set_numeric(keyword.value.is_empty());
} else if (keyword.key == "nu"sv) {
set_numbering_system(keyword.value);
}
}
break;
}
}
}