darling-JavaScriptCore/runtime/IntlPluralRules.h

92 lines
3.4 KiB
C++

/*
* Copyright (C) 2018 Andy VanWagoner (andy@vanwagoner.family)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "IntlNumberFormat.h"
#include <unicode/unum.h>
#include <unicode/upluralrules.h>
#include <wtf/unicode/icu/ICUHelpers.h>
namespace JSC {
enum class RelevantExtensionKey : uint8_t;
class IntlPluralRules final : public JSNonFinalObject {
public:
using Base = JSNonFinalObject;
static constexpr bool needsDestruction = true;
static void destroy(JSCell* cell)
{
static_cast<IntlPluralRules*>(cell)->IntlPluralRules::~IntlPluralRules();
}
template<typename CellType, SubspaceAccess mode>
static IsoSubspace* subspaceFor(VM& vm)
{
return vm.intlPluralRulesSpace<mode>();
}
static IntlPluralRules* create(VM&, Structure*);
static Structure* createStructure(VM&, JSGlobalObject*, JSValue);
DECLARE_INFO;
template<typename IntlType>
friend void setNumberFormatDigitOptions(JSGlobalObject*, IntlType*, JSObject*, unsigned minimumFractionDigitsDefault, unsigned maximumFractionDigitsDefault, IntlNotation);
void initializePluralRules(JSGlobalObject*, JSValue locales, JSValue options);
JSValue select(JSGlobalObject*, double value) const;
JSObject* resolvedOptions(JSGlobalObject*) const;
private:
IntlPluralRules(VM&, Structure*);
void finishCreation(VM&);
static void visitChildren(JSCell*, SlotVisitor&);
static Vector<String> localeData(const String&, RelevantExtensionKey);
enum class Type : bool { Cardinal, Ordinal };
using UPluralRulesDeleter = ICUDeleter<uplrules_close>;
using UNumberFormatDeleter = ICUDeleter<unum_close>;
std::unique_ptr<UPluralRules, UPluralRulesDeleter> m_pluralRules;
std::unique_ptr<UNumberFormat, UNumberFormatDeleter> m_numberFormat;
String m_locale;
unsigned m_minimumIntegerDigits { 1 };
unsigned m_minimumFractionDigits { 0 };
unsigned m_maximumFractionDigits { 3 };
unsigned m_minimumSignificantDigits { 0 };
unsigned m_maximumSignificantDigits { 0 };
IntlRoundingType m_roundingType { IntlRoundingType::FractionDigits };
Type m_type { Type::Cardinal };
};
} // namespace JSC