Class binary_writer

Source/Utils/json.hpp:12751–14317

        */
        template<typename BasicJsonType, typename CharType>
        class binary_writer
        {
            using string_t = typename BasicJsonType::string_t;
            using binary_t = typename BasicJsonType::binary_t;
            using number_float_t = typename BasicJsonType::number_float_t;

        public:
            /*!
            @brief create a binary writer

            @param[in] adapter  output adapter to write to
            */
            explicit binary_writer(output_adapter_t<CharType> adapter) : oa(adapter)
            {
                JSON_ASSERT(oa);
            }

            /*!
            @param[in] j  JSON value to serialize
            @pre       j.type() == value_t::object
            */
            void write_bson(const BasicJsonType& j)
            {
                switch (j.type())
                {
                case value_t::object:
                {
                    write_bson_object(*j.m_value.object);
                    break;
                }

                default:
                {
                    JSON_THROW(type_error::create(317, "to serialize to BSON, top-level type must be object, but is " + std::string(j.type_name())));
                }
                }
            }

            /*!
            @param[in] j  JSON value to serialize
            */
            void write_cbor(const BasicJsonType& j)
            {
                switch (j.type())
                {
                case value_t::null:
                {
                    oa->write_character(to_char_type(0xF6));
                    break;
                }

                case value_t::boolean:
                {
                    oa->write_character(j.m_value.boolean
                        ? to_char_type(0xF5)
                        : to_char_type(0xF4));
                    break;
                }