fix macos hot reloading on forced exit

packages/hot-reload/src/lib.rs

@@ -159,7 +159,22 @@ pub fn init<Ctx: HotReloadingContext + Send + 'static>(cfg: Config<Ctx>) {
         }
         let file_map = Arc::new(Mutex::new(file_map));
 
-        if let Ok(local_socket_stream) = LocalSocketListener::bind("@dioxusin") {
+        #[cfg(target_os = "macos")]
+        {
+            // On unix, if you force quit the application, it can leave the file socket open
+            // This will cause the local socket listener to fail to open
+            // We check if the file socket is already open from an old session and then delete it
+            let paths = ["./dioxusin", "./@dioxusin"];
+            for path in paths {
+                let path = PathBuf::from(path);
+                if path.exists() {
+                    let _ = std::fs::remove_file(path);
+                }
+            }
+        }
+
+        match LocalSocketListener::bind("@dioxusin") {
+            Ok(local_socket_stream) => {
                 let aborted = Arc::new(Mutex::new(false));
 
                 // listen for connections
@@ -207,7 +222,8 @@ pub fn init<Ctx: HotReloadingContext + Send + 'static>(cfg: Config<Ctx>) {
 
                     let (tx, rx) = std::sync::mpsc::channel();
 
-                let mut watcher = RecommendedWatcher::new(tx, notify::Config::default()).unwrap();
+                    let mut watcher =
+                        RecommendedWatcher::new(tx, notify::Config::default()).unwrap();
 
                     for path in listening_paths {
                         let full_path = crate_dir.join(path);
@@ -326,6 +342,8 @@ pub fn init<Ctx: HotReloadingContext + Send + 'static>(cfg: Config<Ctx>) {
                     }
                 });
             }
+            Err(error) => println!("failed to connect to hot reloading\n{error}"),
+        }
     }
 }