Function escape

3rd/nlohmann_json/single_include/nlohmann/json.hpp:2674–2679

! * @brief string escaping as described in RFC 6901 (Sect. 4) * @param[in] s string to escape * @return escaped string * * Note the order of escaping "~" to "~0" and "/" to "~1" is important. */

 * Note the order of escaping "~" to "~0" and "/" to "~1" is important.
 */
inline std::string escape(std::string s)
{
    replace_substring(s, "~", "~0");
    replace_substring(s, "/", "~1");
    return s;
}

/*!
 * @brief string unescaping as described in RFC 6901 (Sect. 4)