TArrayStack.h

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#pragma once
 
#include <cstddef>
#include <array>
 
namespace ph
{
 
template<typename T, std::size_t N>
class TArrayStack final
{
public:
    TArrayStack();
 
    template<typename U>
    void push(U&& item);
 
    void pop();
 
    T& top();
    const T& top() const;
    std::size_t height() const;
    void clear();
    bool isEmpty() const;
 
    T& operator [] (std::size_t index);
    const T& operator [] (std::size_t index) const;
 
private:
    // Must be signed type
    using Index = int;
 
    std::array<T, N> m_data;
    Index            m_currentIndex;
};
 
}// end namespace ph
 
#include "Utility/TArrayStack.ipp"