| /* |
| * Copyright (C) 2015 Andy VanWagoner (andy@vanwagoner.family) |
| * Copyright (C) 2020 Sony Interactive Entertainment Inc. |
| * Copyright (C) 2021-2022 Apple Inc. All rights reserved. |
| * |
| * 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 "JSObject.h" |
| #include "MathCommon.h" |
| #include "TemporalObject.h" |
| #include <unicode/unum.h> |
| #include <wtf/unicode/icu/ICUHelpers.h> |
| |
| #if !defined(HAVE_ICU_U_NUMBER_FORMATTER) |
| // UNUM_COMPACT_FIELD and UNUM_MEASURE_UNIT_FIELD are available after ICU 64. |
| #if U_ICU_VERSION_MAJOR_NUM >= 64 |
| #define HAVE_ICU_U_NUMBER_FORMATTER 1 |
| #endif |
| #endif |
| |
| #if !defined(HAVE_ICU_U_NUMBER_RANGE_FORMATTER) |
| #if U_ICU_VERSION_MAJOR_NUM >= 68 |
| #define HAVE_ICU_U_NUMBER_RANGE_FORMATTER 1 |
| #endif |
| #endif |
| |
| #if !defined(HAVE_ICU_U_NUMBER_RANGE_FORMATTER_FORMAT_RANGE_TO_PARTS) |
| #if U_ICU_VERSION_MAJOR_NUM >= 69 |
| #define HAVE_ICU_U_NUMBER_RANGE_FORMATTER_FORMAT_RANGE_TO_PARTS 1 |
| #endif |
| #endif |
| |
| struct UFormattedValue; |
| struct UNumberFormatter; |
| struct UNumberRangeFormatter; |
| |
| namespace JSC { |
| |
| class IntlFieldIterator; |
| class JSBoundFunction; |
| enum class RelevantExtensionKey : uint8_t; |
| |
| enum class IntlRoundingType : uint8_t { FractionDigits, SignificantDigits, MorePrecision, LessPrecision }; |
| enum class IntlRoundingPriority : uint8_t { Auto, MorePrecision, LessPrecision }; |
| enum class IntlNotation : uint8_t { Standard, Scientific, Engineering, Compact }; |
| template<typename IntlType> void setNumberFormatDigitOptions(JSGlobalObject*, IntlType*, JSObject*, unsigned minimumFractionDigitsDefault, unsigned maximumFractionDigitsDefault, IntlNotation); |
| template<typename IntlType> void appendNumberFormatDigitOptionsToSkeleton(IntlType*, StringBuilder&); |
| |
| #if HAVE(ICU_U_NUMBER_FORMATTER) |
| struct UNumberFormatterDeleter { |
| JS_EXPORT_PRIVATE void operator()(UNumberFormatter*); |
| }; |
| #endif |
| |
| #if HAVE(ICU_U_NUMBER_RANGE_FORMATTER) |
| struct UNumberRangeFormatterDeleter { |
| JS_EXPORT_PRIVATE void operator()(UNumberRangeFormatter*); |
| }; |
| #endif |
| |
| class IntlMathematicalValue { |
| WTF_MAKE_FAST_ALLOCATED(IntlMathematicalValue); |
| public: |
| enum class NumberType { Integer, Infinity, NaN, }; |
| using Value = std::variant<double, CString>; |
| |
| IntlMathematicalValue() = default; |
| |
| explicit IntlMathematicalValue(double value) |
| : m_numberType(numberTypeFromDouble(value)) |
| , m_sign(std::signbit(value)) |
| , m_value(value) |
| { } |
| |
| explicit IntlMathematicalValue(NumberType numberType, bool sign, CString value) |
| : m_numberType(numberType) |
| , m_sign(sign) |
| , m_value(value) |
| { |
| } |
| |
| void ensureNonDouble() |
| { |
| if (std::holds_alternative<double>(m_value)) { |
| switch (m_numberType) { |
| case NumberType::Integer: { |
| double value = std::get<double>(m_value); |
| if (isNegativeZero(value)) |
| m_value = CString("-0"); |
| else |
| m_value = String::number(value).ascii(); |
| break; |
| } |
| case NumberType::NaN: |
| m_value = CString("nan"); |
| break; |
| case NumberType::Infinity: |
| m_value = CString(m_sign ? "-infinity" : "infinity"); |
| break; |
| } |
| } |
| } |
| |
| NumberType numberType() const { return m_numberType; } |
| bool sign() const { return m_sign; } |
| std::optional<double> tryGetDouble() const |
| { |
| if (std::holds_alternative<double>(m_value)) |
| return std::get<double>(m_value); |
| return std::nullopt; |
| } |
| const CString& getString() const |
| { |
| ASSERT(std::holds_alternative<CString>(m_value)); |
| return std::get<CString>(m_value); |
| } |
| |
| static NumberType numberTypeFromDouble(double value) |
| { |
| if (std::isnan(value)) |
| return NumberType::NaN; |
| if (!std::isfinite(value)) |
| return NumberType::Infinity; |
| return NumberType::Integer; |
| } |
| |
| private: |
| NumberType m_numberType { NumberType::Integer }; |
| bool m_sign { false }; |
| Value m_value { 0.0 }; |
| }; |
| |
| class IntlNumberFormat final : public JSNonFinalObject { |
| public: |
| using Base = JSNonFinalObject; |
| |
| static constexpr bool needsDestruction = true; |
| |
| static void destroy(JSCell* cell) |
| { |
| static_cast<IntlNumberFormat*>(cell)->IntlNumberFormat::~IntlNumberFormat(); |
| } |
| |
| template<typename CellType, SubspaceAccess mode> |
| static GCClient::IsoSubspace* subspaceFor(VM& vm) |
| { |
| return vm.intlNumberFormatSpace<mode>(); |
| } |
| |
| static IntlNumberFormat* create(VM&, Structure*); |
| static Structure* createStructure(VM&, JSGlobalObject*, JSValue); |
| |
| DECLARE_INFO; |
| |
| void initializeNumberFormat(JSGlobalObject*, JSValue locales, JSValue optionsValue); |
| JSValue format(JSGlobalObject*, double) const; |
| JSValue format(JSGlobalObject*, IntlMathematicalValue&&) const; |
| JSValue formatToParts(JSGlobalObject*, double, JSString* sourceType = nullptr) const; |
| #if HAVE(ICU_U_NUMBER_FORMATTER) |
| JSValue formatToParts(JSGlobalObject*, IntlMathematicalValue&&, JSString* sourceType = nullptr) const; |
| #endif |
| JSObject* resolvedOptions(JSGlobalObject*) const; |
| |
| #if HAVE(ICU_U_NUMBER_RANGE_FORMATTER) |
| JSValue formatRange(JSGlobalObject*, double, double) const; |
| JSValue formatRange(JSGlobalObject*, IntlMathematicalValue&&, IntlMathematicalValue&&) const; |
| #endif |
| |
| #if HAVE(ICU_U_NUMBER_RANGE_FORMATTER_FORMAT_RANGE_TO_PARTS) |
| JSValue formatRangeToParts(JSGlobalObject*, double, double) const; |
| JSValue formatRangeToParts(JSGlobalObject*, IntlMathematicalValue&&, IntlMathematicalValue&&) const; |
| #endif |
| |
| JSBoundFunction* boundFormat() const { return m_boundFormat.get(); } |
| void setBoundFormat(VM&, JSBoundFunction*); |
| |
| enum class Style : uint8_t { Decimal, Percent, Currency, Unit }; |
| |
| static void formatToPartsInternal(JSGlobalObject*, Style, bool sign, IntlMathematicalValue::NumberType, const String& formatted, IntlFieldIterator&, JSArray*, JSString* sourceType, JSString* unit); |
| static void formatRangeToPartsInternal(JSGlobalObject*, Style, IntlMathematicalValue&&, IntlMathematicalValue&&, const UFormattedValue*, JSArray*); |
| |
| template<typename IntlType> |
| friend void setNumberFormatDigitOptions(JSGlobalObject*, IntlType*, JSObject*, unsigned minimumFractionDigitsDefault, unsigned maximumFractionDigitsDefault, IntlNotation); |
| template<typename IntlType> |
| friend void appendNumberFormatDigitOptionsToSkeleton(IntlType*, StringBuilder&); |
| |
| static ASCIILiteral notationString(IntlNotation); |
| |
| static IntlNumberFormat* unwrapForOldFunctions(JSGlobalObject*, JSValue); |
| |
| static ASCIILiteral roundingPriorityString(IntlRoundingType); |
| |
| private: |
| IntlNumberFormat(VM&, Structure*); |
| void finishCreation(VM&); |
| DECLARE_VISIT_CHILDREN; |
| |
| static Vector<String> localeData(const String&, RelevantExtensionKey); |
| |
| enum class CurrencyDisplay : uint8_t { Code, Symbol, NarrowSymbol, Name }; |
| enum class CurrencySign : uint8_t { Standard, Accounting }; |
| enum class UnitDisplay : uint8_t { Short, Narrow, Long }; |
| enum class CompactDisplay : uint8_t { Short, Long }; |
| enum class SignDisplay : uint8_t { Auto, Never, Always, ExceptZero, Negative }; |
| enum class TrailingZeroDisplay : uint8_t { Auto, StripIfInteger }; |
| enum class UseGrouping : uint8_t { False, Min2, Auto, Always }; |
| |
| static ASCIILiteral styleString(Style); |
| static ASCIILiteral currencyDisplayString(CurrencyDisplay); |
| static ASCIILiteral currencySignString(CurrencySign); |
| static ASCIILiteral unitDisplayString(UnitDisplay); |
| static ASCIILiteral compactDisplayString(CompactDisplay); |
| static ASCIILiteral signDisplayString(SignDisplay); |
| static ASCIILiteral roundingModeString(RoundingMode); |
| static ASCIILiteral trailingZeroDisplayString(TrailingZeroDisplay); |
| static JSValue useGroupingValue(VM&, UseGrouping); |
| |
| WriteBarrier<JSBoundFunction> m_boundFormat; |
| #if HAVE(ICU_U_NUMBER_FORMATTER) |
| std::unique_ptr<UNumberFormatter, UNumberFormatterDeleter> m_numberFormatter; |
| #if HAVE(ICU_U_NUMBER_RANGE_FORMATTER) |
| std::unique_ptr<UNumberRangeFormatter, UNumberRangeFormatterDeleter> m_numberRangeFormatter; |
| #endif |
| #else |
| std::unique_ptr<UNumberFormat, ICUDeleter<unum_close>> m_numberFormat; |
| #endif |
| |
| String m_locale; |
| String m_numberingSystem; |
| String m_currency; |
| String m_unit; |
| unsigned m_minimumIntegerDigits { 1 }; |
| unsigned m_minimumFractionDigits { 0 }; |
| unsigned m_maximumFractionDigits { 3 }; |
| unsigned m_minimumSignificantDigits { 0 }; |
| unsigned m_maximumSignificantDigits { 0 }; |
| unsigned m_roundingIncrement { 1 }; |
| Style m_style { Style::Decimal }; |
| CurrencyDisplay m_currencyDisplay; |
| CurrencySign m_currencySign; |
| UnitDisplay m_unitDisplay; |
| CompactDisplay m_compactDisplay; |
| IntlNotation m_notation { IntlNotation::Standard }; |
| SignDisplay m_signDisplay; |
| TrailingZeroDisplay m_trailingZeroDisplay { TrailingZeroDisplay::Auto }; |
| UseGrouping m_useGrouping { UseGrouping::Always }; |
| RoundingMode m_roundingMode { RoundingMode::HalfExpand }; |
| IntlRoundingType m_roundingType { IntlRoundingType::FractionDigits }; |
| }; |
| |
| } // namespace JSC |