#if !defined(_EXPRESSION_LIST_H_)
#define _EXPRESSION_LIST_H_

#include "list.h"
#include "expression.h"

// A WRAPPER FOR list<expression*> L;
// IT HAS A DESTRUCTOR, SO WHEN SUCH
// A LIST GOES OUT OF SCOPE, ALL EXPRESSIONS
// ARE DEALLOCATED 
// CANNOT BE USED FOR ALIASING!!!
class expression_list {

   private:
      list<expression*> L;
   public:
      list_iterator<expression*> first();
      void insert(expression*);
      ~expression_list();
};


#endif