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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_intl_DisplayNames_h
#define builtin_intl_DisplayNames_h
#include <stddef.h>
#include <stdint.h>
#include "jstypes.h"
#include "NamespaceImports.h"
#include "builtin/SelfHostingDefines.h"
#include "js/Class.h" // JSClass, JSClassOps, js::ClassSpec
#include "js/TypeDecls.h"
#include "js/Value.h"
#include "vm/NativeObject.h"
struct JS_PUBLIC_API JSContext;
namespace mozilla::intl {
class DisplayNames;
}
namespace js {
struct ClassSpec;
class DisplayNamesObject : public NativeObject {
public:
static const JSClass class_;
static const JSClass& protoClass_;
static constexpr uint32_t INTERNALS_SLOT = 0;
static constexpr uint32_t LOCALE_DISPLAY_NAMES_SLOT = 1;
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 ULocaleDisplayNames (see IcuMemoryUsage).
static constexpr size_t EstimatedMemoryUse = 1238;
mozilla::intl::DisplayNames* getDisplayNames() const {
const auto& slot = getFixedSlot(LOCALE_DISPLAY_NAMES_SLOT);
if (slot.isUndefined()) {
return nullptr;
}
return static_cast<mozilla::intl::DisplayNames*>(slot.toPrivate());
}
void setDisplayNames(mozilla::intl::DisplayNames* displayNames) {
setFixedSlot(LOCALE_DISPLAY_NAMES_SLOT, PrivateValue(displayNames));
}
private:
static const JSClassOps classOps_;
static const ClassSpec classSpec_;
static void finalize(JS::GCContext* gcx, JSObject* obj);
};
/**
* Return the display name for the requested code or undefined if no applicable
* display name was found.
*
* Usage: result = intl_ComputeDisplayName(displayNames, locale, calendar,
* style, languageDisplay, fallback,
* type, code)
*/
[[nodiscard]] extern bool intl_ComputeDisplayName(JSContext* cx, unsigned argc,
Value* vp);
} // namespace js
#endif /* builtin_intl_DisplayNames_h */