js/src/builtin/intl/Locale.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  * vim: set ts=8 sts=2 et sw=2 tw=80:
   3  * This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef builtin_intl_Locale_h
   8 #define builtin_intl_Locale_h
   9
  10 #include <stdint.h>
  11
  12 #include "js/Class.h"
  13 #include "vm/NativeObject.h"
  14
  15 namespace js {
  16
  17 class LocaleObject : public NativeObject {
  18  public:
  19   static const JSClass class_;
  20   static const JSClass& protoClass_;
  21
  22   static constexpr uint32_t LANGUAGE_TAG_SLOT = 0;
  23   static constexpr uint32_t BASENAME_SLOT = 1;
  24   static constexpr uint32_t UNICODE_EXTENSION_SLOT = 2;
  25   static constexpr uint32_t SLOT_COUNT = 3;
  26
  27   /**
  28    * Returns the complete language tag, including any extensions and privateuse
  29    * subtags.
  30    */
  31   JSString* languageTag() const {
  32     return getFixedSlot(LANGUAGE_TAG_SLOT).toString();
  33   }
  34
  35   /**
  36    * Returns the basename subtags, i.e. excluding any extensions and privateuse
  37    * subtags.
  38    */
  39   JSString* baseName() const { return getFixedSlot(BASENAME_SLOT).toString(); }
  40
  41   const Value& unicodeExtension() const {
  42     return getFixedSlot(UNICODE_EXTENSION_SLOT);
  43   }
  44
  45  private:
  46   static const ClassSpec classSpec_;
  47 };
  48
  49 [[nodiscard]] extern bool intl_ValidateAndCanonicalizeLanguageTag(JSContext* cx,
  50                                                                   unsigned argc,
  51                                                                   Value* vp);
  52
  53 [[nodiscard]] extern bool intl_TryValidateAndCanonicalizeLanguageTag(
  54     JSContext* cx, unsigned argc, Value* vp);
  55
  56 [[nodiscard]] extern bool intl_ValidateAndCanonicalizeUnicodeExtensionType(
  57     JSContext* cx, unsigned argc, Value* vp);
  58
  59 }  // namespace js
  60
  61 #endif /* builtin_intl_Locale_h */