1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
/* -*- 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_PluralRules_h
#define builtin_intl_PluralRules_h
#include "mozilla/Attributes.h"
#include "builtin/SelfHostingDefines.h"
#include "js/Class.h"
#include "js/RootingAPI.h"
#include "vm/NativeObject.h"
namespace js {
class FreeOp;
class PluralRulesObject : public NativeObject {
public:
static const Class class_;
static constexpr uint32_t INTERNALS_SLOT = 0;
static constexpr uint32_t UPLURAL_RULES_SLOT = 1;
static constexpr uint32_t UNUMBER_FORMAT_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");
private:
static const ClassOps classOps_;
static void finalize(FreeOp* fop, JSObject* obj);
};
extern JSObject* CreatePluralRulesPrototype(JSContext* cx,
JS::Handle<JSObject*> Intl,
JS::Handle<GlobalObject*> global);
/**
* Returns an object indicating the supported locales for plural rules
* by having a true-valued property for each such locale with the
* canonicalized language tag as the property name. The object has no
* prototype.
*
* Usage: availableLocales = intl_PluralRules_availableLocales()
*/
extern MOZ_MUST_USE bool intl_PluralRules_availableLocales(JSContext* cx,
unsigned argc,
JS::Value* vp);
/**
* Returns a plural rule for the number x according to the effective
* locale and the formatting options of the given PluralRules.
*
* A plural rule is a grammatical category that expresses count distinctions
* (such as "one", "two", "few" etc.).
*
* Usage: rule = intl_SelectPluralRule(pluralRules, x)
*/
extern MOZ_MUST_USE bool intl_SelectPluralRule(JSContext* cx, unsigned argc,
JS::Value* vp);
/**
* Returns an array of plural rules categories for a given pluralRules object.
*
* Usage: categories = intl_GetPluralCategories(pluralRules)
*
* Example:
*
* pluralRules = new Intl.PluralRules('pl', {type: 'cardinal'});
* intl_getPluralCategories(pluralRules); // ['one', 'few', 'many', 'other']
*/
extern MOZ_MUST_USE bool intl_GetPluralCategories(JSContext* cx, unsigned argc,
JS::Value* vp);
} // namespace js
#endif /* builtin_intl_PluralRules_h */