// Copyright 2018 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef V8_OBJECTS_JS_DATE_TIME_FORMAT_H_ #define V8_OBJECTS_JS_DATE_TIME_FORMAT_H_ #ifndef V8_INTL_SUPPORT #error Internationalization is expected to be enabled. #endif // V8_INTL_SUPPORT #include <set> #include <string> #include "src/base/bit-field.h" #include "src/execution/isolate.h" #include "src/objects/intl-objects.h" #include "src/objects/managed.h" #include "unicode/uversion.h" // Has to be the last include (doesn't have include guards): #include "src/objects/object-macros.h" namespace U_ICU_NAMESPACE { class DateIntervalFormat; class Locale; class SimpleDateFormat; class TimeZone; } // namespace U_ICU_NAMESPACE namespace v8 { namespace internal { #include "torque-generated/src/objects/js-date-time-format-tq.inc" class JSDateTimeFormat : public TorqueGeneratedJSDateTimeFormat<JSDateTimeFormat, JSObject> { public: V8_WARN_UNUSED_RESULT static MaybeHandle<JSDateTimeFormat> New( Isolate* isolate, Handle<Map> map, Handle<Object> locales, Handle<Object> options, const char* service); V8_WARN_UNUSED_RESULT static MaybeHandle<JSObject> ResolvedOptions( Isolate* isolate, Handle<JSDateTimeFormat> date_time_format); V8_WARN_UNUSED_RESULT static Handle<String> Calendar( Isolate* isolate, Handle<JSDateTimeFormat> date_time_format); V8_WARN_UNUSED_RESULT static Handle<Object> TimeZone( Isolate* isolate, Handle<JSDateTimeFormat> date_time_format); // ecma402/#sec-unwrapdatetimeformat V8_WARN_UNUSED_RESULT static MaybeHandle<JSDateTimeFormat> UnwrapDateTimeFormat(Isolate* isolate, Handle<JSReceiver> format_holder); // Convert the options to ICU DateTimePatternGenerator skeleton. static Maybe<std::string> OptionsToSkeleton(Isolate* isolate, Handle<JSReceiver> options); // ecma402/#sec-datetime-format-functions // DateTime Format Functions V8_WARN_UNUSED_RESULT static MaybeHandle<String> DateTimeFormat( Isolate* isolate, Handle<JSDateTimeFormat> date_time_format, Handle<Object> date); // ecma402/#sec-Intl.DateTimeFormat.prototype.formatToParts V8_WARN_UNUSED_RESULT static MaybeHandle<JSArray> FormatToParts( Isolate* isolate, Handle<JSDateTimeFormat> date_time_format, double date_value, bool output_source); // ecma402/#sec-intl.datetimeformat.prototype.formatRange V8_WARN_UNUSED_RESULT static MaybeHandle<String> FormatRange( Isolate* isolate, Handle<JSDateTimeFormat> date_time_format, double x_date_value, double y_date_value); // ecma402/sec-Intl.DateTimeFormat.prototype.formatRangeToParts V8_WARN_UNUSED_RESULT static MaybeHandle<JSArray> FormatRangeToParts( Isolate* isolate, Handle<JSDateTimeFormat> date_time_format, double x_date_value, double y_date_value); // ecma-402/#sec-todatetimeoptions enum class RequiredOption { kDate, kTime, kAny }; enum class DefaultsOption { kDate, kTime, kAll }; V8_WARN_UNUSED_RESULT static MaybeHandle<JSObject> ToDateTimeOptions( Isolate* isolate, Handle<Object> input_options, RequiredOption required, DefaultsOption defaults); V8_WARN_UNUSED_RESULT static MaybeHandle<String> ToLocaleDateTime( Isolate* isolate, Handle<Object> date, Handle<Object> locales, Handle<Object> options, RequiredOption required, DefaultsOption defaults, const char* method_name); V8_EXPORT_PRIVATE static const std::set<std::string>& GetAvailableLocales(); Handle<Object> static TimeZoneId(Isolate* isolate, const icu::TimeZone& tz); std::unique_ptr<icu::TimeZone> static CreateTimeZone(const char* timezone); V8_EXPORT_PRIVATE static std::string CanonicalizeTimeZoneID( const std::string& input); Handle<String> HourCycleAsString() const; // ecma-402/#sec-properties-of-intl-datetimeformat-instances enum class DateTimeStyle { kUndefined, kFull, kLong, kMedium, kShort }; // enum for "hourCycle" option. enum class HourCycle { kUndefined, kH11, kH12, kH23, kH24 }; inline void set_hour_cycle(HourCycle hour_cycle); inline HourCycle hour_cycle() const; inline void set_date_style(DateTimeStyle date_style); inline DateTimeStyle date_style() const; inline void set_time_style(DateTimeStyle time_style); inline DateTimeStyle time_style() const; // Bit positions in |flags|. DEFINE_TORQUE_GENERATED_JS_DATE_TIME_FORMAT_FLAGS() STATIC_ASSERT(HourCycle::kUndefined <= HourCycleBits::kMax); STATIC_ASSERT(HourCycle::kH11 <= HourCycleBits::kMax); STATIC_ASSERT(HourCycle::kH12 <= HourCycleBits::kMax); STATIC_ASSERT(HourCycle::kH23 <= HourCycleBits::kMax); STATIC_ASSERT(HourCycle::kH24 <= HourCycleBits::kMax); STATIC_ASSERT(DateTimeStyle::kUndefined <= DateStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kFull <= DateStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kLong <= DateStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kMedium <= DateStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kShort <= DateStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kUndefined <= TimeStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kFull <= TimeStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kLong <= TimeStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kMedium <= TimeStyleBits::kMax); STATIC_ASSERT(DateTimeStyle::kShort <= TimeStyleBits::kMax); DECL_ACCESSORS(icu_locale, Managed<icu::Locale>) DECL_ACCESSORS(icu_simple_date_format, Managed<icu::SimpleDateFormat>) DECL_ACCESSORS(icu_date_interval_format, Managed<icu::DateIntervalFormat>) DECL_BOOLEAN_ACCESSORS(alt_calendar) DECL_PRINTER(JSDateTimeFormat) TQ_OBJECT_CONSTRUCTORS(JSDateTimeFormat) }; } // namespace internal } // namespace v8 #include "src/objects/object-macros-undef.h" #endif // V8_OBJECTS_JS_DATE_TIME_FORMAT_H_