Function error

include/boost/leaf/result.hpp:560–563

#endif // #else (#ifdef BOOST_LEAF_NO_CXX11_REF_QUALIFIERS)

    error_result error() noexcept
    {
        return error_result{*this};
    }

    template <class... Item>
    error_id load( Item && ... item ) noexcept(!BOOST_LEAF_CFG_CAPTURE)