_parseAddress(addresses) {
    return addresses.split(",").map((address) => {
      const i = address.indexOf(":");

      return i >= 0
        ? {
            host: decodeURIComponent(address.substring(0, i)),
            port: +address.substring(i + 1),
          }
        : { host: decodeURIComponent(address) };
    });
  }
Parses an address
@param {string} addresses The address(es) to process