WindowHandle::clone fix

CHANGELOG.md

@@ -22,6 +22,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - `Window` now calls winit's `pre_present_notify()` before presenting the
   surface.
+- `WindowHandle`'s `Clone` implementation no longer requires its generic
+  parameter to implement `Clone`.
 
 ### Added
 

src/app.rs

@@ -1766,7 +1766,7 @@ where
 /// A handle to a window.
 ///
 /// This handle does not prevent the window from being closed.
-#[derive(Debug, Clone)]
+#[derive(Debug)]
 pub struct WindowHandle<Message = ()>(appit::Window<Message>);
 
 impl<Message> WindowHandle<Message> {
@@ -1783,3 +1783,9 @@ impl<Message> WindowHandle<Message> {
         self.0.send(message)
     }
 }
+
+impl<Message> Clone for WindowHandle<Message> {
+    fn clone(&self) -> Self {
+        Self(self.0.clone())
+    }
+}

src/sprite.rs

@@ -271,7 +271,7 @@ impl Sprite {
             let key = frame.key.decode_if_needed();
             let name = key.split('.').next().assert_expected();
             // Split by _ or ' 'as per the documentation of this method.
-            let name_parts = name.split(|c| c == '_' || c == ' ').collect::<Vec<_>>();
+            let name_parts = name.split(['_', ' ']).collect::<Vec<_>>();
             let frame_number = name_parts[name_parts.len() - 1]
                 .parse::<usize>()
                 .or_else(|_| {