168         let arg = if opt.len() > 2 {  in extract_global_params()  localVariable
176             if arg == "verbose" {  in extract_global_params()
184             if let Ok(level) = arg.parse::<usize>() {  in extract_global_params()
204             parsed_command.connect_key = arg.to_string();  in extract_global_params()
205             if arg.len() > MAX_CONNECTKEY_SIZE.into() {  in extract_global_params()
208                     arg.len()  in extract_global_params()
212             match parse_server_listen_string(arg.to_string()) {  in extract_global_params()
237 fn parse_server_listen_string(arg: String) -> io::Result<String> {  in parse_server_listen_string()
238     let segments: Vec<&str> = arg.split(':').collect();  in parse_server_listen_string()
253     let ip_str = &arg[..arg.len() - port_len - 1];  in parse_server_listen_string()
257                 Ok(arg)  in parse_server_listen_string()