From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- js/src/builtin/intl/PluralRules.h | 98 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 js/src/builtin/intl/PluralRules.h (limited to 'js/src/builtin/intl/PluralRules.h') diff --git a/js/src/builtin/intl/PluralRules.h b/js/src/builtin/intl/PluralRules.h new file mode 100644 index 0000000000..86d8ec105d --- /dev/null +++ b/js/src/builtin/intl/PluralRules.h @@ -0,0 +1,98 @@ +/* -*- 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 "builtin/SelfHostingDefines.h" +#include "js/Class.h" +#include "vm/NativeObject.h" + +namespace mozilla::intl { +class PluralRules; +} + +namespace js { + +class PluralRulesObject : public NativeObject { + public: + static const JSClass class_; + static const JSClass& protoClass_; + + static constexpr uint32_t INTERNALS_SLOT = 0; + static constexpr uint32_t PLURAL_RULES_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"); + + // Estimated memory use for UPluralRules (see IcuMemoryUsage). + // Includes usage for UNumberFormat and UNumberRangeFormatter since our + // PluralRules implementations contains a NumberFormat and a NumberRangeFormat + // object. + static constexpr size_t UPluralRulesEstimatedMemoryUse = 5736; + + mozilla::intl::PluralRules* getPluralRules() const { + const auto& slot = getFixedSlot(PLURAL_RULES_SLOT); + if (slot.isUndefined()) { + return nullptr; + } + return static_cast(slot.toPrivate()); + } + + void setPluralRules(mozilla::intl::PluralRules* pluralRules) { + setFixedSlot(PLURAL_RULES_SLOT, PrivateValue(pluralRules)); + } + + private: + static const JSClassOps classOps_; + static const ClassSpec classSpec_; + + static void finalize(JS::GCContext* gcx, JSObject* obj); +}; + +/** + * 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) + */ +[[nodiscard]] extern bool intl_SelectPluralRule(JSContext* cx, unsigned argc, + JS::Value* vp); + +/** + * Returns a plural rule for the number range «x - y» 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_SelectPluralRuleRange(pluralRules, x, y) + */ +[[nodiscard]] extern bool intl_SelectPluralRuleRange(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'] + */ +[[nodiscard]] extern bool intl_GetPluralCategories(JSContext* cx, unsigned argc, + JS::Value* vp); + +} // namespace js + +#endif /* builtin_intl_PluralRules_h */ -- cgit v1.2.3