text: // Copyright 2018 the V8 project authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #ifndef V8_INTL_SUPPORT
  #error Internationalization is expected to be enabled.
  #endif  // V8_INTL_SUPPORT
  
  #ifndef V8_OBJECTS_JS_LOCALE_H_
  #define V8_OBJECTS_JS_LOCALE_H_
  
  #include "src/execution/isolate.h"
  #include "src/handles/global-handles.h"
  #include "src/heap/factory.h"
  #include "src/objects/managed.h"
  #include "src/objects/objects.h"
  
  // Has to be the last include (doesn't have include guards):
  #include "src/objects/object-macros.h"
  
  namespace U_ICU_NAMESPACE {
  class Locale;
  }
  
  namespace v8 {
  namespace internal {
  
  class JSLocale : public JSObject {
   public:
    // Creates locale object with properties derived from input locale string
    // and options.
    static MaybeHandle<JSLocale> New(Isolate* isolate, Handle<Map> map,
                                     Handle<String> locale,
                                     Handle<JSReceiver> options);
    static Handle<String> Maximize(Isolate* isolate, String locale);
    static Handle<String> Minimize(Isolate* isolate, String locale);
  
    static Handle<Object> Language(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<Object> Script(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<Object> Region(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<String> BaseName(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<Object> Calendar(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<Object> CaseFirst(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<Object> Collation(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<Object> HourCycle(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<Object> Numeric(Isolate* isolate, Handle<JSLocale> locale);
    static Handle<Object> NumberingSystem(Isolate* isolate,
                                          Handle<JSLocale> locale);
    static Handle<String> ToString(Isolate* isolate, Handle<JSLocale> locale);
    static std::string ToString(Handle<JSLocale> locale);
  
    // Help function to validate locale by other Intl objects.
    static bool StartsWithUnicodeLanguageId(const std::string& value);
  
    DECL_CAST(JSLocale)
  
    DECL_ACCESSORS(icu_locale, Managed<icu::Locale>)
  
    DECL_PRINTER(JSLocale)
    DECL_VERIFIER(JSLocale)
  
    // Layout description.
    DEFINE_FIELD_OFFSET_CONSTANTS(JSObject::kHeaderSize,
                                  TORQUE_GENERATED_JSLOCALE_FIELDS)
  
    OBJECT_CONSTRUCTORS(JSLocale, JSObject);
  };
  
  }  // namespace internal
  }  // namespace v8
  
  #include "src/objects/object-macros-undef.h"
  
  #endif  // V8_OBJECTS_JS_LOCALE_H_
  