embeded-gateway/library/include/boost/outcome/policy/result_exception_ptr_rethrow.hpp

/* Policies for result and outcome
(C) 2017-2023 Niall Douglas <http://www.nedproductions.biz/> (6 commits)
File Created: Oct 2017


Boost Software License - Version 1.0 - August 17th, 2003

Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
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The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer,
must be included in all copies of the Software, in whole or in part, and
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*/

#ifndef BOOST_OUTCOME_POLICY_RESULT_EXCEPTION_PTR_RETHROW_HPP
#define BOOST_OUTCOME_POLICY_RESULT_EXCEPTION_PTR_RETHROW_HPP

#include "../bad_access.hpp"
#include "base.hpp"

BOOST_OUTCOME_V2_NAMESPACE_EXPORT_BEGIN

namespace policy
{
  /*! AWAITING HUGO JSON CONVERSION TOOL 
SIGNATURE NOT RECOGNISED
*/
  template <class T, class EC, class E> struct exception_ptr_rethrow;
  template <class T, class EC> struct exception_ptr_rethrow<T, EC, void> : base
  {
    template <class Impl> static constexpr void wide_value_check(Impl &&self)
    {
      if(!base::_has_value(std::forward<Impl>(self)))
      {
        if(base::_has_error(std::forward<Impl>(self)))
        {
          // ADL
          rethrow_exception(policy::exception_ptr(base::_error(std::forward<Impl>(self))));
        }
        BOOST_OUTCOME_THROW_EXCEPTION(bad_result_access("no value"));  // NOLINT
      }
    }
    template <class Impl> static constexpr void wide_error_check(Impl &&self)
    {
      if(!base::_has_error(std::forward<Impl>(self)))
      {
        BOOST_OUTCOME_THROW_EXCEPTION(bad_result_access("no error"));  // NOLINT
      }
    }
  };
}  // namespace policy

BOOST_OUTCOME_V2_NAMESPACE_END

#endif