#pragma once namespace AK { template class ScopedValueRollback { public: ScopedValueRollback(T& variable) : m_variable(variable) , m_saved_value(variable) { } ~ScopedValueRollback() { m_variable = m_saved_value; } private: T& m_variable; T m_saved_value; }; } using AK::ScopedValueRollback;