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File indexing completed on 2026-10-26 09:34:39
0001 //------------------------------- -*- C++ -*- -------------------------------// 0002 // Copyright Celeritas contributors: see top-level COPYRIGHT file for details 0003 // SPDX-License-Identifier: (Apache-2.0 OR MIT) 0004 //---------------------------------------------------------------------------// 0005 //! \file corecel/sys/ScopeExit.hh 0006 //---------------------------------------------------------------------------// 0007 #pragma once 0008 0009 #include <utility> 0010 0011 #include "corecel/Macros.hh" 0012 0013 namespace celeritas 0014 { 0015 //---------------------------------------------------------------------------// 0016 /*! 0017 * Call a function when this object is destroyed (at end of scope). 0018 */ 0019 template<class F> 0020 class ScopeExit 0021 { 0022 public: 0023 //! Construct with functor 0024 ScopeExit(F&& func) : func_{std::forward<F>(func)} {} 0025 0026 //! Call functor on destruction 0027 ~ScopeExit() { func_(); } 0028 0029 CELER_DELETE_COPY_MOVE(ScopeExit); 0030 0031 private: 0032 F func_; 0033 }; 0034 0035 template<class F> 0036 ScopeExit(F&& func) -> ScopeExit<F>; 0037 0038 //---------------------------------------------------------------------------// 0039 } // namespace celeritas
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