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40 lines
608 B
C++
40 lines
608 B
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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namespace AK {
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template<typename T>
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class ScopedValueRollback {
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public:
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ScopedValueRollback(T& variable)
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: m_variable(variable)
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, m_saved_value(variable)
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{
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}
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~ScopedValueRollback()
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{
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m_variable = m_saved_value;
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}
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void set_override_rollback_value(T const& value)
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{
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m_saved_value = value;
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}
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private:
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T& m_variable;
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T m_saved_value;
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};
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}
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#if USING_AK_GLOBALLY
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using AK::ScopedValueRollback;
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#endif
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