main.cpp

#include <iostream>
#include <string>
#include <exception>

#include "expression.h"

std::vector<char>* saisie()
{
    std::string* laChaine;
    std::vector<char>* leTab;

    laChaine = new std::string();
    std::cout << "$ ";
    std::cin >> *laChaine;

    leTab = new std::vector<char>();
    for (std::string::iterator it = laChaine->begin(); it != laChaine->end(); it++)
    {
        leTab->push_back(*it);
    }

    return leTab;
}


void afficheVecteur(std::vector<char>* unTab)
{
    for (std::vector<char>::iterator it = unTab->begin(); it != unTab->end(); it++)
    {
        std::cout << *it;
    }

    std::cout << std::endl;
}


int main()
{
    std::vector<char>* leVect;
    Expression* expr = new Expression();

    while (1)
    {
        try
        {
            leVect = saisie();
            std::cout << "-> " << expr->evaluer(leVect) << std::endl;
        }
        catch (int& exception)
        {
            std::cout << "Erreur: ";

            switch (exception)
            {
            case 0:
                std::cout << "division par zéro";
                break;
            case 1:
                std::cout << "opérateur inconnu";
                break;
            case 2:
                std::cout << "opération avec pile vide";
                break;
            case 3:
                std::cout << "pile non vide à la fin de l'évaluation";
            }

            std::cout << std::endl;
        }

        delete leVect;
    }

    return 0;
}