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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#ifndef builtin_temporal_PlainYearMonth_h
#define builtin_temporal_PlainYearMonth_h
#include <stdint.h>
#include "builtin/temporal/Calendar.h"
#include "builtin/temporal/TemporalTypes.h"
#include "js/RootingAPI.h"
#include "js/TypeDecls.h"
#include "js/Value.h"
#include "vm/NativeObject.h"
namespace js {
struct ClassSpec;
}
namespace js::temporal {
class PlainYearMonthObject : public NativeObject {
public:
static const JSClass class_;
static const JSClass& protoClass_;
static constexpr uint32_t ISO_YEAR_SLOT = 0;
static constexpr uint32_t ISO_MONTH_SLOT = 1;
static constexpr uint32_t ISO_DAY_SLOT = 2;
static constexpr uint32_t CALENDAR_SLOT = 3;
static constexpr uint32_t SLOT_COUNT = 4;
int32_t isoYear() const { return getFixedSlot(ISO_YEAR_SLOT).toInt32(); }
int32_t isoMonth() const { return getFixedSlot(ISO_MONTH_SLOT).toInt32(); }
int32_t isoDay() const { return getFixedSlot(ISO_DAY_SLOT).toInt32(); }
CalendarValue calendar() const {
return CalendarValue(getFixedSlot(CALENDAR_SLOT));
}
private:
static const ClassSpec classSpec_;
};
/**
* Extract the date fields from the PlainYearMonth object.
*/
inline PlainDate ToPlainDate(const PlainYearMonthObject* yearMonth) {
return {yearMonth->isoYear(), yearMonth->isoMonth(), yearMonth->isoDay()};
}
/**
* ISOYearMonthWithinLimits ( year, month )
*/
bool ISOYearMonthWithinLimits(int32_t year, int32_t month);
class MOZ_STACK_CLASS PlainYearMonthWithCalendar final {
PlainDate date_;
CalendarValue calendar_;
public:
PlainYearMonthWithCalendar() = default;
PlainYearMonthWithCalendar(const PlainDate& date,
const CalendarValue& calendar)
: date_(date), calendar_(calendar) {
MOZ_ASSERT(ISOYearMonthWithinLimits(date.year, date.month));
}
const auto& date() const { return date_; }
const auto& calendar() const { return calendar_; }
// Allow implicit conversion to a calendar-less PlainDate.
operator const PlainDate&() const { return date(); }
void trace(JSTracer* trc) { calendar_.trace(trc); }
const auto* calendarDoNotUse() const { return &calendar_; }
};
/**
* CreateTemporalYearMonth ( isoYear, isoMonth, calendar, referenceISODay [ ,
* newTarget ] )
*/
PlainYearMonthObject* CreateTemporalYearMonth(
JSContext* cx, JS::Handle<PlainYearMonthWithCalendar> yearMonth);
/**
* CreateTemporalYearMonth ( isoYear, isoMonth, calendar, referenceISODay [ ,
* newTarget ] )
*/
bool CreateTemporalYearMonth(
JSContext* cx, const PlainDate& date, JS::Handle<CalendarValue> calendar,
JS::MutableHandle<PlainYearMonthWithCalendar> result);
} /* namespace js::temporal */
namespace js {
template <typename Wrapper>
class WrappedPtrOperations<temporal::PlainYearMonthWithCalendar, Wrapper> {
const auto& container() const {
return static_cast<const Wrapper*>(this)->get();
}
public:
const auto& date() const { return container().date(); }
JS::Handle<temporal::CalendarValue> calendar() const {
return JS::Handle<temporal::CalendarValue>::fromMarkedLocation(
container().calendarDoNotUse());
}
// Allow implicit conversion to a calendar-less PlainDate.
operator const temporal::PlainDate&() const { return date(); }
};
} // namespace js
#endif /* builtin_temporal_PlainYearMonth_h */