.. _program_listing_file_include_util_common_Result.hpp:

Program Listing for File Result.hpp
===================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_util_common_Result.hpp>` (``include\util\common\Result.hpp``)

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

.. code-block:: cpp

   #pragma once
   
   #include "util/common/Status.hpp"
   
   #include <utility>
   
   namespace PDJE_UTIL::common {
   
   template <class T> class Result {
     public:
       static Result
       success(T value)
       {
           return Result(std::move(value), {});
       }
   
       static Result
       failure(Status status)
       {
           return Result(std::move(status));
       }
   
       bool
       ok() const noexcept
       {
           return status_.ok();
       }
   
       const T &
       value() const &
       {
           return value_;
       }
   
       T &
       value() &
       {
           return value_;
       }
   
       T &&
       value() &&
       {
           return std::move(value_);
       }
   
       const Status &
       status() const noexcept
       {
           return status_;
       }
   
     private:
       explicit Result(T value, Status status)
           : value_(std::move(value)), status_(std::move(status))
       {
       }
   
       explicit Result(Status status) : value_(), status_(std::move(status)) {}
   
       T      value_;
       Status status_;
   };
   
   template <> class Result<void> {
     public:
       static Result
       success()
       {
           return Result({});
       }
   
       static Result
       failure(Status status)
       {
           return Result(std::move(status));
       }
   
       bool
       ok() const noexcept
       {
           return status_.ok();
       }
   
       const Status &
       status() const noexcept
       {
           return status_;
       }
   
     private:
       explicit Result(Status status) : status_(std::move(status)) {}
   
       Status status_;
   };
   
   } // namespace PDJE_UTIL::common