text: // Copyright 2014 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  // This file has been auto-generated by code_generator_v8.py. DO NOT MODIFY!
  
  // clang-format off
  #ifndef StringOrDouble_h
  #define StringOrDouble_h
  
  #include "bindings/core/v8/Dictionary.h"
  #include "bindings/core/v8/ExceptionState.h"
  #include "bindings/core/v8/V8Binding.h"
  #include "core/CoreExport.h"
  #include "platform/heap/Handle.h"
  
  namespace blink {
  
  class CORE_EXPORT StringOrDouble final {
      DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
  public:
      StringOrDouble();
      bool isNull() const { return m_type == SpecificTypeNone; }
  
      bool isString() const { return m_type == SpecificTypeString; }
      String getAsString() const;
      void setString(String);
      static StringOrDouble fromString(String);
  
      bool isDouble() const { return m_type == SpecificTypeDouble; }
      double getAsDouble() const;
      void setDouble(double);
      static StringOrDouble fromDouble(double);
  
      StringOrDouble(const StringOrDouble&);
      ~StringOrDouble();
      StringOrDouble& operator=(const StringOrDouble&);
      DECLARE_TRACE();
  
  private:
      enum SpecificTypes {
          SpecificTypeNone,
          SpecificTypeString,
          SpecificTypeDouble,
      };
      SpecificTypes m_type;
  
      String m_string;
      double m_double;
  
      friend CORE_EXPORT v8::Local<v8::Value> toV8(const StringOrDouble&, v8::Local<v8::Object>, v8::Isolate*);
  };
  
  class V8StringOrDouble final {
  public:
      CORE_EXPORT static void toImpl(v8::Isolate*, v8::Local<v8::Value>, StringOrDouble&, UnionTypeConversionMode, ExceptionState&);
  };
  
  CORE_EXPORT v8::Local<v8::Value> toV8(const StringOrDouble&, v8::Local<v8::Object>, v8::Isolate*);
  
  template <class CallbackInfo>
  inline void v8SetReturnValue(const CallbackInfo& callbackInfo, StringOrDouble& impl)
  {
      v8SetReturnValue(callbackInfo, toV8(impl, callbackInfo.Holder(), callbackInfo.GetIsolate()));
  }
  
  template <>
  struct NativeValueTraits<StringOrDouble> {
      CORE_EXPORT static StringOrDouble nativeValue(v8::Isolate*, v8::Local<v8::Value>, ExceptionState&);
  };
  
  } // namespace blink
  
  // We need to set canInitializeWithMemset=true because HeapVector supports
  // items that can initialize with memset or have a vtable. It is safe to
  // set canInitializeWithMemset=true for a union type object in practice.
  // See https://codereview.chromium.org/1118993002/#msg5 for more details.
  WTF_ALLOW_MOVE_AND_INIT_WITH_MEM_FUNCTIONS(blink::StringOrDouble);
  
  #endif // StringOrDouble_h
  