/* -*- 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef builtin_intl_NumberFormat_h
#define builtin_intl_NumberFormat_h
#include <stdint.h>
#include "builtin/SelfHostingDefines.h"
#include "js/Class.h"
#include "vm/NativeObject.h"
namespace mozilla::intl {
class NumberFormat;
class NumberRangeFormat;
}
// namespace mozilla::intl
namespace js {
class NumberFormatObject :
public NativeObject {
public:
static const JSClass class_;
static const JSClass& protoClass_;
static constexpr uint32_t INTERNALS_SLOT = 0;
static constexpr uint32_t UNUMBER_FORMATTER_SLOT = 1;
static constexpr uint32_t UNUMBER_RANGE_FORMATTER_SLOT = 2;
static constexpr uint32_t SLOT_COUNT = 3;
static_assert(INTERNALS_SLOT == INTL_INTERNALS_OBJECT_SLOT,
"INTERNALS_SLOT must match self-hosting define for internals "
"object slot");
// Estimated memory use for UNumberFormatter and UFormattedNumber
// (see IcuMemoryUsage).
static constexpr size_t EstimatedMemoryUse = 972;
// Estimated memory use for UNumberRangeFormatter and UFormattedNumberRange
// (see IcuMemoryUsage).
static constexpr size_t EstimatedRangeFormatterMemoryUse = 19894;
mozilla::intl::NumberFormat* getNumberFormatter()
const {
const auto& slot = getFixedSlot(UNUMBER_FORMATTER_SLOT);
if (slot.isUndefined()) {
return nullptr;
}
return static_cast<mozilla::intl::NumberFormat*>(slot.toPrivate());
}
void setNumberFormatter(mozilla::intl::NumberFormat* formatter) {
setFixedSlot(UNUMBER_FORMATTER_SLOT, PrivateValue(formatter));
}
mozilla::intl::NumberRangeFormat* getNumberRangeFormatter()
const {
const auto& slot = getFixedSlot(UNUMBER_RANGE_FORMATTER_SLOT);
if (slot.isUndefined()) {
return nullptr;
}
return static_cast<mozilla::intl::NumberRangeFormat*>(slot.toPrivate());
}
void setNumberRangeFormatter(mozilla::intl::NumberRangeFormat* formatter) {
setFixedSlot(UNUMBER_RANGE_FORMATTER_SLOT, PrivateValue(formatter));
}
private:
static const JSClassOps classOps_;
static const ClassSpec classSpec_;
static void finalize(JS::GCContext* gcx, JSObject* obj);
};
/**
* Returns a new instance of the standard built-in NumberFormat constructor.
*
* Usage: numberFormat = intl_NumberFormat(locales, options)
*/
[[nodiscard]]
extern bool intl_NumberFormat(JSContext* cx,
unsigned argc,
Value* vp);
/**
* Returns the numbering system type identifier per Unicode
* Technical Standard 35, Unicode Locale Data Markup Language, for the
* default numbering system for the given locale.
*
* Usage: defaultNumberingSystem = intl_numberingSystem(locale)
*/
[[nodiscard]]
extern bool intl_numberingSystem(JSContext* cx,
unsigned argc,
Value* vp);
/**
* Returns a string representing the number x according to the effective
* locale and the formatting options of the given NumberFormat.
*
* Spec: ECMAScript Internationalization API Specification, 11.3.2.
*
* Usage: formatted = intl_FormatNumber(numberFormat, x, formatToParts)
*/
[[nodiscard]]
extern bool intl_FormatNumber(JSContext* cx,
unsigned argc,
Value* vp);
/**
* Returns a string representing the number range «x - y» according to the
* effective locale and the formatting options of the given NumberFormat.
*
* Usage: formatted = intl_FormatNumberRange(numberFormat, x, y, formatToParts)
*/
[[nodiscard]]
extern bool intl_FormatNumberRange(JSContext* cx,
unsigned argc,
Value* vp);
#if DEBUG || MOZ_SYSTEM_ICU
/**
* Returns an object with all available measurement units.
*
* Usage: units = intl_availableMeasurementUnits()
*/
[[nodiscard]]
extern bool intl_availableMeasurementUnits(JSContext* cx,
unsigned argc,
Value* vp);
#endif
}
// namespace js
#endif /* builtin_intl_NumberFormat_h */
