AK/ValueRestorer.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26

#pragma once

namespace AK {

template<typename T>
class ValueRestorer {
public:
    ValueRestorer(T& variable)
        : m_variable(variable)
        , m_saved_value(variable)
    {
    }

    ~ValueRestorer()
    {
        m_variable = m_saved_value;
    }

private:
    T& m_variable;
    T m_saved_value;
};

}

using AK::ValueRestorer;