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common: scope_exit: Implement mechanism for canceling a scope exit.
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@ -12,10 +12,17 @@ template <typename Func>
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struct ScopeExitHelper {
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struct ScopeExitHelper {
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explicit ScopeExitHelper(Func&& func) : func(std::move(func)) {}
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explicit ScopeExitHelper(Func&& func) : func(std::move(func)) {}
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~ScopeExitHelper() {
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~ScopeExitHelper() {
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func();
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if (active) {
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func();
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}
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}
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void Cancel() {
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active = false;
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}
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}
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Func func;
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Func func;
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bool active{true};
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};
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};
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template <typename Func>
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template <typename Func>
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