#pragma once
#include "JSCJSValueInlines.h"
#include "JSObject.h"
struct UFieldPositionIterator;
namespace JSC {
extern const uint8_t ducetWeights[128];
enum class LocaleMatcher : uint8_t {
Lookup,
BestFit,
};
#define JSC_INTL_RELEVANT_EXTENSION_KEYS(macro) \
macro(ca, Ca) \
macro(co, Co) \
macro(hc, Hc) \
macro(kf, Kf) \
macro(kn, Kn) \
macro(nu, Nu) \
enum class RelevantExtensionKey : uint8_t {
#define JSC_DECLARE_INTL_RELEVANT_EXTENSION_KEYS(lowerName, capitalizedName) capitalizedName,
JSC_INTL_RELEVANT_EXTENSION_KEYS(JSC_DECLARE_INTL_RELEVANT_EXTENSION_KEYS)
#undef JSC_DECLARE_INTL_RELEVANT_EXTENSION_KEYS
};
#define JSC_COUNT_INTL_RELEVANT_EXTENSION_KEYS(lowerName, capitalizedName) + 1
static constexpr uint8_t numberOfRelevantExtensionKeys = 0 JSC_INTL_RELEVANT_EXTENSION_KEYS(JSC_COUNT_INTL_RELEVANT_EXTENSION_KEYS);
#undef JSC_COUNT_INTL_RELEVANT_EXTENSION_KEYS
class IntlObject final : public JSNonFinalObject {
public:
using Base = JSNonFinalObject;
static constexpr unsigned StructureFlags = Base::StructureFlags | HasStaticPropertyTable;
template<typename CellType, SubspaceAccess>
static IsoSubspace* subspaceFor(VM& vm)
{
STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(IntlObject, Base);
return &vm.plainObjectSpace;
}
static IntlObject* create(VM&, JSGlobalObject*, Structure*);
static Structure* createStructure(VM&, JSGlobalObject*, JSValue);
DECLARE_INFO;
private:
IntlObject(VM&, Structure*);
void finishCreation(VM&, JSGlobalObject*);
};
String defaultLocale(JSGlobalObject*);
const HashSet<String>& intlAvailableLocales();
const HashSet<String>& intlCollatorAvailableLocales();
const HashSet<String>& intlSegmenterAvailableLocales();
inline const HashSet<String>& intlDateTimeFormatAvailableLocales() { return intlAvailableLocales(); }
inline const HashSet<String>& intlDisplayNamesAvailableLocales() { return intlAvailableLocales(); }
inline const HashSet<String>& intlNumberFormatAvailableLocales() { return intlAvailableLocales(); }
inline const HashSet<String>& intlPluralRulesAvailableLocales() { return intlAvailableLocales(); }
inline const HashSet<String>& intlRelativeTimeFormatAvailableLocales() { return intlAvailableLocales(); }
inline const HashSet<String>& intlListFormatAvailableLocales() { return intlAvailableLocales(); }
TriState intlBooleanOption(JSGlobalObject*, JSValue options, PropertyName);
String intlStringOption(JSGlobalObject*, JSValue options, PropertyName, std::initializer_list<const char*> values, const char* notFound, const char* fallback);
unsigned intlNumberOption(JSGlobalObject*, JSValue options, PropertyName, unsigned minimum, unsigned maximum, unsigned fallback);
unsigned intlDefaultNumberOption(JSGlobalObject*, JSValue, PropertyName, unsigned minimum, unsigned maximum, unsigned fallback);
Vector<char, 32> localeIDBufferForLanguageTag(const CString&);
String languageTagForLocaleID(const char*, bool isImmortal = false);
Vector<String> canonicalizeLocaleList(JSGlobalObject*, JSValue locales);
using ResolveLocaleOptions = std::array<Optional<String>, numberOfRelevantExtensionKeys>;
using RelevantExtensions = std::array<String, numberOfRelevantExtensionKeys>;
struct ResolvedLocale {
String locale;
String dataLocale;
RelevantExtensions extensions;
};
ResolvedLocale resolveLocale(JSGlobalObject*, const HashSet<String>& availableLocales, const Vector<String>& requestedLocales, LocaleMatcher, const ResolveLocaleOptions&, std::initializer_list<RelevantExtensionKey> relevantExtensionKeys, Vector<String> (*localeData)(const String&, RelevantExtensionKey));
JSValue supportedLocales(JSGlobalObject*, const HashSet<String>& availableLocales, const Vector<String>& requestedLocales, JSValue options);
String removeUnicodeLocaleExtension(const String& locale);
String bestAvailableLocale(const HashSet<String>& availableLocales, const String& requestedLocale);
template<typename Predicate> String bestAvailableLocale(const String& requestedLocale, Predicate);
Vector<String> numberingSystemsForLocale(const String& locale);
Vector<char, 32> canonicalizeUnicodeExtensionsAfterICULocaleCanonicalization(Vector<char, 32>&&);
bool isUnicodeLocaleIdentifierType(StringView);
bool isUnicodeLanguageSubtag(StringView);
bool isUnicodeScriptSubtag(StringView);
bool isUnicodeRegionSubtag(StringView);
bool isUnicodeVariantSubtag(StringView);
bool isUnicodeLanguageId(StringView);
bool isStructurallyValidLanguageTag(StringView);
bool isWellFormedCurrencyCode(StringView);
struct UFieldPositionIteratorDeleter {
void operator()(UFieldPositionIterator*) const;
};
}