fix(event loop, client): better async

src/core/registry.rs

@@ -42,3 +42,35 @@ impl<T: Send + Sync + ?Sized> Registry<T> {
 		self.0.lock().clear();
 	}
 }
+
+pub struct OwnedRegistry<T: Send + Sync + ?Sized>(Lazy<Mutex<FxHashMap<usize, Arc<T>>>>);
+
+impl<T: Send + Sync + ?Sized> OwnedRegistry<T> {
+	pub const fn new() -> Self {
+		OwnedRegistry(Lazy::new(|| Mutex::new(FxHashMap::default())))
+	}
+	pub fn add(&self, t: T) -> Arc<T>
+	where
+		T: Sized,
+	{
+		let t_arc = Arc::new(t);
+		self.add_raw(t_arc.clone());
+		t_arc
+	}
+	pub fn add_raw(&self, t: Arc<T>) {
+		self.0
+			.lock()
+			.insert(Arc::as_ptr(&t) as *const () as usize, t);
+	}
+	pub fn get_vec(&self) -> Vec<Arc<T>> {
+		self.0.lock().values().cloned().collect::<Vec<_>>()
+	}
+	pub fn remove(&self, t: &T) {
+		self.0
+			.lock()
+			.remove(&(ptr::addr_of!(*t) as *const () as usize));
+	}
+	pub fn clear(&self) {
+		self.0.lock().clear();
+	}
+}