Better errors

src/action/magnet.rs

@@ -19,7 +19,7 @@ impl ActionExec for MagnetAction {
         if self.torrent.starts_with("magnet:") {
             println!("{}", &self.torrent);
         } else {
-            println!("{}", torrent_to_magnet(&self.torrent));
+            println!("{}", torrent_to_magnet(&self.torrent)?);
         }
         Ok(())
     }