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juce_ScopeGuard.cpp
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2022 - Raw Material Software Limited
6
7 JUCE is an open source library subject to commercial or open-source
8 licensing.
9
10 The code included in this file is provided under the terms of the ISC license
11 http://www.isc.org/downloads/software-support-policy/isc-license. Permission
12 To use, copy, modify, and/or distribute this software for any purpose with or
13 without fee is hereby granted provided that the above copyright notice and
14 this permission notice appear in all copies.
15
16 JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
17 EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
18 DISCLAIMED.
19
20 ==============================================================================
21*/
22
23 namespace juce
24{
25
26 ErasedScopeGuard::ErasedScopeGuard (std::function<void()> d)
27 : detach (std::move (d)) {}
28
29 ErasedScopeGuard::ErasedScopeGuard (ErasedScopeGuard&& other) noexcept
30 : detach (std::exchange (other.detach, nullptr)) {}
31
32 ErasedScopeGuard& ErasedScopeGuard::operator= (ErasedScopeGuard&& other) noexcept
33{
34 ErasedScopeGuard token { std::move (other) };
35 std::swap (token.detach, detach);
36 return *this;
37}
38
39 ErasedScopeGuard::~ErasedScopeGuard() noexcept
40{
41 reset();
42}
43
44 void ErasedScopeGuard::reset()
45{
46 if (auto d = std::exchange (detach, nullptr))
47 d();
48}
49
50 void ErasedScopeGuard::release()
51{
52 detach = nullptr;
53}
54
55} // namespace juce
juce::ErasedScopeGuard
Definition juce_ScopeGuard.h:77
juce::ErasedScopeGuard::ErasedScopeGuard
ErasedScopeGuard()=default
juce::ErasedScopeGuard::release
void release()
Definition juce_ScopeGuard.cpp:50
juce::ErasedScopeGuard::operator=
ErasedScopeGuard & operator=(ErasedScopeGuard &&other) noexcept
Definition juce_ScopeGuard.cpp:32
juce::ErasedScopeGuard::~ErasedScopeGuard
~ErasedScopeGuard() noexcept
Definition juce_ScopeGuard.cpp:39
juce::ErasedScopeGuard::reset
void reset()
Definition juce_ScopeGuard.cpp:44