Typer_Lire.cpp

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#include <Typer_Lire.h>
#include <Synonyme_info.h>
#include <Interprete_bloc.h>
 
Implemente_instanciable(Typer_Lire,"Typer_Lire|Type_Read",Lire);
 
/*! @brief Calls the printOn method of the Interprete class.
 *
 */
Sortie& Typer_Lire::printOn(Sortie& os) const
{
  return Lire::printOn(os);
}
 
/*! @brief Calls the readOn method of the Interprete class.
 *
 */
Entree& Typer_Lire::readOn(Entree& is)
{
  return Lire::readOn(is);
}
 
/*! @brief Read an object.
 *
 */
Entree& Typer_Lire::interpreter(Entree& is)
{
  // Example in a data file:
  // Typer_Lire name type { ... }
  Nom name;
  is >> name; // The object name is read from the input stream is
 
  if (objet_existant(name)) //name of an existing object -> read it
    {
      Objet_U& object=objet(name);
      return is >> object; // Then "{ ... }" is read by the object readOn
    }
  else //not the name of an existing object -> read the type, create the object, then read it
    {
      // Lire name type { ... }
      DerObjU ref;
      Nom type;
      is >> type;
      if (type=="{")
        {
          Objet_U& object=objet(name); // To crash with the usual error message
          return is >> object;
        }
      ref.typer(type);
      //add the object to the current interpreter...
      Objet_U& obj = Interprete_bloc::interprete_courant().ajouter(name, ref);
      return is >> obj;           //and read it
    }
}