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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/builtin/intl/Collator.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/builtin/intl/Collator.h')
-rw-r--r-- | js/src/builtin/intl/Collator.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/js/src/builtin/intl/Collator.h b/js/src/builtin/intl/Collator.h new file mode 100644 index 0000000000..3cdf461911 --- /dev/null +++ b/js/src/builtin/intl/Collator.h @@ -0,0 +1,110 @@ +/* -*- 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_Collator_h +#define builtin_intl_Collator_h + +#include <stdint.h> + +#include "builtin/SelfHostingDefines.h" +#include "js/Class.h" +#include "vm/NativeObject.h" + +namespace mozilla::intl { +class Collator; +} + +namespace js { + +/******************** Collator ********************/ + +class CollatorObject : public NativeObject { + public: + static const JSClass class_; + static const JSClass& protoClass_; + + static constexpr uint32_t INTERNALS_SLOT = 0; + static constexpr uint32_t INTL_COLLATOR_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 UCollator (see IcuMemoryUsage). + static constexpr size_t EstimatedMemoryUse = 1128; + + mozilla::intl::Collator* getCollator() const { + const auto& slot = getFixedSlot(INTL_COLLATOR_SLOT); + if (slot.isUndefined()) { + return nullptr; + } + return static_cast<mozilla::intl::Collator*>(slot.toPrivate()); + } + + void setCollator(mozilla::intl::Collator* collator) { + setFixedSlot(INTL_COLLATOR_SLOT, PrivateValue(collator)); + } + + 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 Collator constructor. + * + * Usage: collator = intl_Collator(locales, options) + */ +[[nodiscard]] extern bool intl_Collator(JSContext* cx, unsigned argc, + JS::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, + JS::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, + JS::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, + JS::Value* vp); + +/** + * Returns true if the given locale ignores punctuation by default. + * + * Usage: result = intl_isIgnorePunctuation(locale) + */ +[[nodiscard]] extern bool intl_isIgnorePunctuation(JSContext* cx, unsigned argc, + JS::Value* vp); + +} // namespace js + +#endif /* builtin_intl_Collator_h */ |