Singleton.hpp

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#pragma once
 
template<typename T>
class Singleton
{
public:
    static T& s_getInstance()
    {
        static T s_oT;
        return s_oT;
    }
 
    Singleton(const Singleton&) = delete;
    Singleton& operator=(const Singleton&) = delete;
    Singleton(Singleton&&) = delete;
    Singleton& operator=(Singleton&&) = delete;
 
protected:
    Singleton() = default;
    ~Singleton() = default;
};
 
template<typename T>
T& Instance()
{
    return Singleton<T>::s_getInstance();
}