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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* 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_Collator_h
#define builtin_intl_Collator_h
#include "mozilla/Attributes.h"
#include <stdint.h>
#include "builtin/SelfHostingDefines.h"
#include "js/Class.h"
#include "vm/NativeObject.h"
namespace js {
class FreeOp;
class GlobalObject;
/******************** Collator ********************/
class CollatorObject : public NativeObject
{
public:
static const Class class_;
static constexpr uint32_t INTERNALS_SLOT = 0;
static constexpr uint32_t UCOLLATOR_SLOT = 1;
static constexpr uint32_t SLOT_COUNT = 2;
static_assert(INTERNALS_SLOT == INTL_INTERNALS_OBJECT_SLOT,
"INTERNALS_SLOT must match self-hosting define for internals object slot");
private:
static const ClassOps classOps_;
static void finalize(FreeOp* fop, JSObject* obj);
};
extern JSObject*
CreateCollatorPrototype(JSContext* cx, JS::Handle<JSObject*> Intl,
JS::Handle<GlobalObject*> global);
/**
* Returns a new instance of the standard built-in Collator constructor.
* Self-hosted code cannot cache this constructor (as it does for others in
* Utilities.js) because it is initialized after self-hosted code is compiled.
*
* Usage: collator = intl_Collator(locales, options)
*/
[[nodiscard]] extern bool
intl_Collator(JSContext* cx, unsigned argc, Value* vp);
/**
* Returns an array with the collation type identifiers per Unicode
* Technical Standard 35, Unicode Locale Data Markup Language, for the
* collations supported for the given locale. "standard" and "search" are
* excluded.
*
* Usage: collations = intl_availableCollations(locale)
*/
[[nodiscard]] extern bool
intl_availableCollations(JSContext* cx, unsigned argc, Value* vp);
/**
* Compares x and y (which must be String values), and returns a number less
* than 0 if x < y, 0 if x = y, or a number greater than 0 if x > y according
* to the sort order for the locale and collation options of the given
* Collator.
*
* Spec: ECMAScript Internationalization API Specification, 10.3.2.
*
* Usage: result = intl_CompareStrings(collator, x, y)
*/
[[nodiscard]] extern bool
intl_CompareStrings(JSContext* cx, unsigned argc, Value* vp);
/**
* Returns true if the given locale sorts upper-case before lower-case
* characters.
*
* Usage: result = intl_isUpperCaseFirst(locale)
*/
[[nodiscard]] extern bool
intl_isUpperCaseFirst(JSContext* cx, unsigned argc, Value* vp);
} // namespace js
#endif /* builtin_intl_Collator_h */
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