refactor: apply clippy suggestion

README.md

@@ -118,7 +118,7 @@ terminal.draw(|frame| {
 To handle key events:
 
 ```rust
-heh.handle_input(crossterm::event::Event::Key(/* */)).unwrap();
+heh.handle_input(&crossterm::event::Event::Key(/* */)).unwrap();
 ```
 
 See the [binsider](https://github.com/orhun/binsider) project for an example use case.

src/app.rs

@@ -205,7 +205,7 @@ impl Application {
         loop {
             self.render_display()?;
             let event = event::read()?;
-            if !self.handle_input(event)? {
+            if !self.handle_input(&event)? {
                 break;
             }
         }
@@ -253,17 +253,17 @@ impl Application {
     /// # Errors
     ///
     /// This errors when handling the key event fails.
-    pub fn handle_input(&mut self, event: Event) -> Result<bool, Box<dyn Error>> {
+    pub fn handle_input(&mut self, event: &Event) -> Result<bool, Box<dyn Error>> {
         match event {
             Event::Key(key) => {
                 if key.kind == KeyEventKind::Press {
                     self.labels.notification.clear();
-                    return input::handle_key_input(self, key);
+                    return input::handle_key_input(self, *key);
                 }
             }
             Event::Mouse(mouse) => {
                 self.labels.notification.clear();
-                input::handle_mouse_input(self, mouse);
+                input::handle_mouse_input(self, *mouse);
             }
             Event::Resize(_, _) | Event::FocusGained | Event::FocusLost | Event::Paste(_) => {}
         }