Method parse_bson_element_internal

Source/Utils/json.hpp:7895–7959

! @brief Read a BSON document element of the given @a element_type. @param[in] element_type The BSON element type, c.f. http://bsonspec.org/spec.html @param[in] element_type_parse_position The position in the input stream, where the `element_type` was read. @warning Not all BSON element types are supported yet. An unsupported

            @return whether a valid BSON-object/array was passed to the SAX parser
            */
            bool parse_bson_element_internal(const char_int_type element_type,
                const std::size_t element_type_parse_position)
            {
                switch (element_type)
                {
                case 0x01: // double
                {
                    double number{};
                    return get_number<double, true>(input_format_t::bson, number) && sax->number_float(static_cast<number_float_t>(number), "");
                }

                case 0x02: // string
                {
                    std::int32_t len{};
                    string_t value;
                    return get_number<std::int32_t, true>(input_format_t::bson, len) && get_bson_string(len, value) && sax->string(value);
                }

                case 0x03: // object
                {
                    return parse_bson_internal();
                }

                case 0x04: // array
                {
                    return parse_bson_array();
                }

                case 0x05: // binary
                {
                    std::int32_t len{};
                    binary_t value;
                    return get_number<std::int32_t, true>(input_format_t::bson, len) && get_bson_binary(len, value) && sax->binary(value);
                }

                case 0x08: // boolean
                {
                    return sax->boolean(get() != 0);
                }

                case 0x0A: // null
                {
                    return sax->null();
                }

                case 0x10: // int32
                {
                    std::int32_t value{};
                    return get_number<std::int32_t, true>(input_format_t::bson, value) && sax->number_integer(value);
                }

                case 0x12: // int64
                {
                    std::int64_t value{};
                    return get_number<std::int64_t, true>(input_format_t::bson, value) && sax->number_integer(value);
                }

                default: // anything else not supported (yet)