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#ifndef CIRCULAR_HPP
#define CIRCULAR_HPP
#include <iterator>
template<template<typename> class Container, typename T>
class CircularBuffer
{
public:
CircularBuffer(Container<T>& container) :
m_begin(std::begin(container)),
m_end(std::end(container)),
m_current(std::begin(container)) {}
void put(const T& value) noexcept {
*m_current = value;
if (++m_current == m_end)
m_current = m_begin;
}
std::size_t size() const noexcept {
return std::distance(m_begin, m_end);
}
private:
Container<T>::iterator m_begin;
Container<T>::iterator m_end;
Container<T>::iterator m_current;
};
#endif // CIRCULAR_HPP
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