undefined.hxx

#ifndef art__paperback__carousel__undefined_hxx_
#define art__paperback__carousel__undefined_hxx_
 
#include <art/paperback/types.hxx>
#include <art/paperback/forward.hxx>
 
#include <art/paperback/carousel/object-model.hxx>
 
namespace Art::Paperback::Carousel
{
 
  class Undefined
    : public Object_model::Value_base
  {
  public:
    /// Constructor.
    ///
    Undefined();
 
    /// Constructor.
    ///
    Undefined(Undefined const&);
 
    /// Constructor.
    ///
    Undefined(Undefined&&);
 
    /// Destructor.
    ///
    ~Undefined() noexcept;
 
    /// Assignment.
    ///
    Undefined&
    operator=(Undefined const&);
 
    /// Assignment.
    ///
    Undefined&
    operator=(Undefined&&);
 
    /// Comparison.
    ///
    bool
    operator==(Undefined const&) const;
 
    /// Comparison.
    ///
    bool
    operator!=(Undefined const&) const;
 
  };
 
} // namespace Art::Paperback::Carousel
 
#endif