properly show error message when entering invalid user@host

src/main.rs

@@ -31,6 +31,7 @@ fn main() -> Result<()> {
     let mut config: ConfigManager = ConfigManager::new(config_root, search_path)?;
     
     let backend = TermionBackend::new(io::stdout().into_alternate_screen()?);
+//    let backend = TermionBackend::new(io::stdout()); // used for debugging
     let mut term = Terminal::new(backend)?;
     
     loop {

src/platform.rs

@@ -86,7 +86,7 @@ Host {host}
             let split: Vec<String> = split.map(|a| a.to_string()).collect();
             
             if split.len() < 2 {
-                bail!("Incorrect user@host given. Example: paul@example.com:34; <user>@<host>[:port]");
+                println!("Incorrect user@host given. Example: paul@example.com:34; <user>@<host>[:port]");
             } else {
                 break split
             }