Class boost_json_encoder_

include/boost/leaf/serialization/boost_json_encoder.hpp:25–44

{
    template <class Value = boost::json::value>
    struct boost_json_encoder_
    {
        Value & v_;

        template <class Encoder, class T, class... Deprioritize>
        friend typename std::enable_if<std::is_same<Encoder, boost_json_encoder_>::value>::type
        output(Encoder & e, T const & x, Deprioritize...)
        {
            boost::json::value_from(x, e.v_);
        }

        template <class T>
        friend void output_at(boost_json_encoder_ & e, T const & x, char const * name)
        {
            if( e.v_.is_null() )
                e.v_.emplace_object();
            boost_json_encoder_ nested{e.v_.as_object()[name]};
            output(nested, x);
        }
    };

    using boost_json_encoder = boost_json_encoder_<>;
}