text: #ifndef SOKOBAN_WALL_HPP
  #define SOKOBAN_WALL_HPP
  
  #include "Actor.hpp"
  
  #include <map>
  #include <array>
  #include <string>
  #include <ostream>
  
  namespace sokoban
  {
      namespace core
      {
          class Wall
                  : public Actor
          {
          public:
              Wall( float x, float y );
              Wall( const Wall &wall );
              Wall &operator=( const Wall &wall );
              ~Wall() override;
              ID get_type() const override;
              std::string to_string() const override;
          };
      }
  }
  
  #endif //SOKOBAN_WALL_HPP
  