Format Rust code using rustfmt

src/main.rs

@@ -71,7 +71,7 @@ struct Args {
     #[arg(
         long,
         help = "Use embedded SSH client instead of system SSH. Does not support 'live output'.",
-        default_value_t = false,
+        default_value_t = false
     )]
     embedded_ssh: bool,
 }
@@ -156,7 +156,7 @@ fn shorten_hostname(hostname: &str, common_suffix: &Option<String>) -> String {
         Some(suffix) if hostname.ends_with(suffix) => {
             let short_name = hostname[..hostname.len() - suffix.len()].to_string();
             format!("{}{}", short_name, "*")
-        },
+        }
         _ => hostname.to_string(),
     }
 }
@@ -290,7 +290,12 @@ fn expand_string(s: &str) -> Vec<Host> {
 ///
 /// # Returns
 /// * `Result<i32, String>` - Exit code on success or error message
-fn execute_ssh_command(hostname: &str, username: &str, command: &str, common_suffix: &Option<String>) -> Result<i32, String> {
+fn execute_ssh_command(
+    hostname: &str,
+    username: &str,
+    command: &str,
+    common_suffix: &Option<String>,
+) -> Result<i32, String> {
     let display_name = shorten_hostname(hostname, common_suffix);
 
     // Display execution start message with shortened hostname
@@ -298,8 +303,11 @@ fn execute_ssh_command(hostname: &str, username: &str, command: &str, common_suf
 
     // Build the SSH command with appropriate options
     let mut ssh_cmd = Command::new("ssh");
-    ssh_cmd.arg("-o").arg("StrictHostKeyChecking=no")
+    ssh_cmd
-         .arg("-o").arg("BatchMode=yes")
+        .arg("-o")
+        .arg("StrictHostKeyChecking=no")
+        .arg("-o")
+        .arg("BatchMode=yes")
         .arg(format!("{}@{}", username, hostname))
         .arg(command)
         .stdout(Stdio::piped())
@@ -360,7 +368,11 @@ fn execute_ssh_command(hostname: &str, username: &str, command: &str, common_suf
     };
 
     // Display completion message
-    println!("{} - COMPLETED (Exit code: [{}])", display_name.yellow().bold(), code_string);
+    println!(
+        "{} - COMPLETED (Exit code: [{}])",
+        display_name.yellow().bold(),
+        code_string
+    );
 
     Ok(exit_code)
 }
@@ -377,7 +389,14 @@ fn execute_ssh_command(hostname: &str, username: &str, command: &str, common_suf
 /// * `parallel` - Maximum number of parallel connections
 /// * `code_only` - Whether to display only exit codes
 /// * `common_suffix` - Optional common suffix for hostname display formatting
-fn execute_with_massh(hosts: &[(String, IpAddr, usize)], username: &str, command: &str, parallel: i32, code_only: bool, common_suffix: &Option<String>) {
+fn execute_with_massh(
+    hosts: &[(String, IpAddr, usize)],
+    username: &str,
+    command: &str,
+    parallel: i32,
+    code_only: bool,
+    common_suffix: &Option<String>,
+) {
     // Create a lookup table for host data using IP addresses as keys
     let mut hosts_and_ips: HashMap<IpAddr, (String, usize)> = HashMap::new();
     let mut massh_hosts: Vec<MasshHostConfig> = Vec::new();
@@ -589,8 +608,9 @@ fn main() {
     // Results are stored with original indices to maintain order
     let resolved_ips_with_indices = Arc::new(Mutex::new(Vec::<(String, IpAddr, usize)>::new()));
 
-    host_with_indices.par_iter().for_each(|(host, idx)| {
+    host_with_indices
-        match lookup_host(&host.name) {
+        .par_iter()
+        .for_each(|(host, idx)| match lookup_host(&host.name) {
             Ok(ips) if !ips.is_empty() => {
                 let ip = ips[0];
                 let mut results = resolved_ips_with_indices.lock().unwrap();
@@ -598,12 +618,19 @@ fn main() {
             }
             Ok(_) => {
                 let mut results = resolved_ips_with_indices.lock().unwrap();
-                results.push((host.name.clone(), IpAddr::V4(std::net::Ipv4Addr::new(0, 0, 0, 0)), *idx));
+                results.push((
+                    host.name.clone(),
+                    IpAddr::V4(std::net::Ipv4Addr::new(0, 0, 0, 0)),
+                    *idx,
+                ));
             }
             Err(_) => {
                 let mut results = resolved_ips_with_indices.lock().unwrap();
-                results.push((host.name.clone(), IpAddr::V4(std::net::Ipv4Addr::new(0, 0, 0, 0)), *idx));
+                results.push((
-            }
+                    host.name.clone(),
+                    IpAddr::V4(std::net::Ipv4Addr::new(0, 0, 0, 0)),
+                    *idx,
+                ));
             }
         });
 
@@ -633,12 +660,18 @@ fn main() {
     }
 
     // Find common domain suffix to optimize display
-    let hostnames: Vec<String> = valid_hosts.iter().map(|(hostname, _, _)| hostname.clone()).collect();
+    let hostnames: Vec<String> = valid_hosts
+        .iter()
+        .map(|(hostname, _, _)| hostname.clone())
+        .collect();
     let common_suffix = find_common_suffix(&hostnames);
 
     // Inform user about display optimization if common suffix found
     if let Some(suffix) = &common_suffix {
-        info!("Common domain suffix found: '{}' (will be displayed as '*')", suffix);
+        info!(
+            "Common domain suffix found: '{}' (will be displayed as '*')",
+            suffix
+        );
     }
 
     // Ask for confirmation before proceeding (unless --noconfirm is specified)
@@ -681,7 +714,8 @@ fn main() {
 
                 // Execute SSH command in a separate thread
                 let handle = thread::spawn(move || {
-                    match execute_ssh_command(&hostname, &username, &command, &common_suffix_clone) {
+                    match execute_ssh_command(&hostname, &username, &command, &common_suffix_clone)
+                    {
                         Ok(_) => (),
                         Err(e) => error!("Error executing command on {}: {}", hostname, e),
                     }
@@ -699,6 +733,13 @@ fn main() {
         }
     } else {
         // Use the embedded massh library implementation
-        execute_with_massh(&valid_hosts, &args.username, &args.command, args.parallel, args.code, &common_suffix);
+        execute_with_massh(
+            &valid_hosts,
+            &args.username,
+            &args.command,
+            args.parallel,
+            args.code,
+            &common_suffix,
+        );
     }
 }