#include "naredba.hpp"

#include <iostream>

void IspisS::izvrsi() const {
  cout << _s << endl;
}

Naredba* IspisS::kopija() const {
  return new IspisS(*this);
}

void IspisE::izvrsi() const {
  cout << _i->vrednost() << endl;
}

IspisE::~IspisE() {
  delete _i;
}

IspisE::IspisE(const IspisE& a) {
  _i = a._i->kopija();
}

IspisE& IspisE::operator=(const IspisE& a) {
  if (this != &a) {
    delete _i;
    _i = a._i->kopija();
  }
  return *this;
}

Naredba* IspisE::kopija() const {
  return new IspisE(*this);
}

void Blok::izvrsi() const {
  for (unsigned i = 0; i < _v.size(); i++)
    _v[i]->izvrsi();
}

Blok::~Blok() {
  for (unsigned i = 0; i < _v.size(); i++)
    delete _v[i];
}

Blok::Blok(const Blok& b) {
  for (unsigned i = 0; i < _v.size(); i++)
    _v.push_back(b._v[i]->kopija());
}

Blok& Blok::operator=(const Blok& b) {
  if (this != &b) {
    for (unsigned i = 0; i < _v.size(); i++)
      delete _v[i];
    for (unsigned i = 0; i < _v.size(); i++)
      _v.push_back(b._v[i]->kopija());
  }
  return *this;
}

Naredba* Blok::kopija() const {
  return new Blok(*this);
}