container/stack.hpp at main · sachmull/container · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
#ifndef STACK_HPP
#define STACK_HPP

#include "vector.hpp"

namespace ft {
	template <class T, class 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;
			typedef	typename Container::reference		reference;
			typedef	typename Container::const_reference	const_reference;

		protected:
			Container	c;

		public:
			explicit stack(const Container& cont = Container()) : c(cont) {}
			stack(const stack& other) { *this = other; }

			~stack() {}

			stack&	operator=(const stack& other) {
				if (this != &other) {
					c = other.c;
				}

				return *this;
			}

			reference	top() {
				return c.back();
			}

			const_reference	top() const {
				return c.back();
			}

			bool	empty() const {
				return c.empty();
			}

			size_type	size() const {
				return c.size();
			}

			void	push(const value_type& value) {
				c.push_back(value);
			}

			void	pop() {
				c.pop_back();
			}

		friend bool	operator==(const ft::stack<T, Container>&lhs, const ft::stack<T, Container>& rhs) {
			return lhs.c == rhs.c;
		}

		friend bool	operator!=(const ft::stack<T, Container>&lhs, const ft::stack<T, Container>& rhs) {
			return lhs.c != rhs.c;
		}

		friend bool	operator<(const ft::stack<T, Container>&lhs, const ft::stack<T, Container>& rhs) {
			return lhs.c < rhs.c;
		}

		friend bool	operator<=(const ft::stack<T, Container>&lhs, const ft::stack<T, Container>& rhs) {
			return lhs.c <= rhs.c;
		}

		friend bool	operator>(const ft::stack<T, Container>&lhs, const ft::stack<T, Container>& rhs) {
			return lhs.c > rhs.c;
		}

		friend bool	operator>=(const ft::stack<T, Container>&lhs, const ft::stack<T, Container>& rhs) {
			return lhs.c >= rhs.c;
		}
	};
}

#endif