Fix app not displayed when click on the dock icon under macOS (#424)

easytier/src/common/stun.rs

@@ -56,8 +56,10 @@ impl HostResolverIter {
                     self.ips = ips
                         .filter(|x| x.is_ipv4())
                         .choose_multiple(&mut rand::thread_rng(), self.max_ip_per_domain as usize);
-                    
-                    if self.ips.is_empty() {return self.next().await;}
+
+                    if self.ips.is_empty() {
+                        return self.next().await;
+                    }
                 }
                 Err(e) => {
                     tracing::warn!(?host, ?e, "lookup host for stun failed");

easytier/src/gateway/tokio_smoltcp/device.rs

@@ -69,10 +69,14 @@ impl<'d> TxToken for BufferTxToken<'d> {
 }
 
 impl Device for BufferDevice {
-    type RxToken<'a> = BufferRxToken
-        where Self:'a;
-    type TxToken<'a> = BufferTxToken<'a>
-        where Self:'a;
+    type RxToken<'a>
+        = BufferRxToken
+    where
+        Self: 'a;
+    type TxToken<'a>
+        = BufferTxToken<'a>
+    where
+        Self: 'a;
 
     fn receive(&mut self, _timestamp: Instant) -> Option<(Self::RxToken<'_>, Self::TxToken<'_>)> {
         match self.recv_queue.pop_front() {

easytier/src/launcher.rs

@@ -137,7 +137,6 @@ impl EasyTierLauncher {
         let vpn_portal = instance.get_vpn_portal_inst();
         tasks.spawn(async move {
             loop {
-
                 // Update TUN Device Name
                 *data_c.tun_dev_name.write().unwrap() = global_ctx_c.get_flags().dev_name.clone();