.. _program_listing_file_include_global_PDJE_RAII_WRAP.hpp:

Program Listing for File PDJE_RAII_WRAP.hpp
===========================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_global_PDJE_RAII_WRAP.hpp>` (``include\global\PDJE_RAII_WRAP.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #pragma once
   
   #include "PDJE_LOG_SETTER.hpp"
   #include <optional>
   #include <utility>
   namespace PDJE_RAII {
   template <typename T, typename Deleter> class RAII {
   
     private:
       Deleter deleter;
   
     public:
       RAII() = default;
   
       RAII(const RAII &) = delete;
       RAII &
       operator=(const RAII &) = delete;
   
       RAII(RAII &&other) noexcept
           : val(std::move(other.val)), deleter(std::move(other.deleter))
       {
           other.val = std::nullopt;
       }
   
       RAII &
       operator=(RAII &&other) noexcept
       {
           if (this != &other) {
               reset();
               val     = std::move(other.val);
               deleter = std::move(other.deleter);
               other.val.reset();
           }
           return *this;
       }
   
       ~RAII() noexcept
       {
           reset();
       }
   
       void
       reset() noexcept
       {
           if (val) {
               deleter(val.value());
               val.reset();
           }
       }
   
       T
       get() const
       {
           return val.value();
       }
       explicit
       operator bool() const noexcept
       {
           return val.has_value();
       }
       std::optional<T> val;
   };
   }; // namespace PDJE_RAII