Method exception_message

external/json/json.hpp:8266–8297

! @param[in] format the current format @param[in] detail a detailed error message @param[in] context further contect information @return a message string to use in the parse_error exceptions */

    @return a message string to use in the parse_error exceptions
    */
    std::string exception_message(const input_format_t format,
                                  const std::string& detail,
                                  const std::string& context) const
    {
        std::string error_msg = "syntax error while parsing ";

        switch (format)
        {
            case input_format_t::cbor:
                error_msg += "CBOR";
                break;

            case input_format_t::msgpack:
                error_msg += "MessagePack";
                break;

            case input_format_t::ubjson:
                error_msg += "UBJSON";
                break;

            case input_format_t::bson:
                error_msg += "BSON";
                break;

            // LCOV_EXCL_START
            default:
                assert(false);
                // LCOV_EXCL_STOP
        }

        return error_msg + " " + context + ": " + detail;
    }

  private:
    /// input adapter