Files
42_INT_11_ft_containers/headers/stack.hpp
2022-06-24 02:23:53 +02:00

95 lines
3.1 KiB
C++

#ifndef STACK_HPP
# define STACK_HPP
# include "vector.hpp"
namespace ft {
template <
typename T,
typename Container = ft::vector<T>
> class stack
{
public:
typedef Container container_type;
typedef typename Container::value_type value_type;
typedef typename Container::size_type size_type;
/************
* copliens :
************/
// constructors ------------------------------
explicit stack(const container_type& cont = Container()) : c(cont) {}
explicit stack(stack const &other): c(other.c) {}
/**********************
* overload functions :
**********************/
// empty -------------------------------------
bool empty() const { return c.empty(); }
// size --------------------------------------
size_type size() const { return c.size(); }
// top ---------------------------------------
value_type& top() { return c.back(); }
const value_type& top() const { return c.back(); }
// push --------------------------------------
void push(const value_type& value) { c.push_back(value); }
// pop ---------------------------------------
void pop() { c.pop_back(); }
// Relational Operators (friend)
template < typename T2, typename C2 >
friend bool operator==(const stack<T2,C2>& lhs, const stack<T2,C2>& rhs);
template < typename T2, typename C2 >
friend bool operator!=(const stack<T2,C2>& lhs, const stack<T2,C2>& rhs);
template < typename T2, typename C2 >
friend bool operator<(const stack<T2,C2>& lhs, const stack<T2,C2>& rhs);
template < typename T2, typename C2 >
friend bool operator>(const stack<T2,C2>& lhs, const stack<T2,C2>& rhs);
template < typename T2, typename C2 >
friend bool operator<=(const stack<T2,C2>& lhs, const stack<T2,C2>& rhs);
template < typename T2, typename C2 >
friend bool operator>=(const stack<T2,C2>& lhs, const stack<T2,C2>& rhs);
protected:
Container c;
};
/************************
* non-member functions :
************************/
// operator == -------------------------------
template < typename T, typename Container >
bool operator==(const stack<T, Container>& lhs, const stack<T, Container>& rhs)
{ return lhs.c == rhs.c; }
// operator != -------------------------------
template < typename T, typename Container >
bool operator!=(const stack<T, Container>& lhs, const stack<T, Container>& rhs)
{ return lhs.c != rhs.c; }
// operator < --------------------------------
template < typename T, typename Container >
bool operator<(const stack<T, Container>& lhs, const stack<T, Container>& rhs)
{ return lhs.c < rhs.c; }
// operator > --------------------------------
template < typename T, typename Container >
bool operator>(const stack<T, Container>& lhs, const stack<T, Container>& rhs)
{ return lhs.c > rhs.c; }
// operator <= -------------------------------
template < typename T, typename Container >
bool operator<=(const stack<T, Container>& lhs, const stack<T, Container>& rhs)
{ return lhs.c <= rhs.c; }
// operator >= -------------------------------
template < typename T, typename Container >
bool operator>=(const stack<T, Container>& lhs, const stack<T, Container>& rhs)
{ return lhs.c >= rhs.c; }
} // namespace ft
#endif