ref: use generic instead of Box for Pedal::action

src/main.rs

@@ -14,21 +14,27 @@ fn main() -> () {
     let side_handle = std::thread::spawn(|| {
         let pedal = Pedal {
             key: evdev::Key::BTN_SIDE,
-            action: Box::new(|| println!("BTN_SIDE")),
+            action: || println!("BTN_SIDE"),
         };
         loop {
             if D.get_key_state().unwrap().contains(pedal.key) {
-                (*pedal.action)();
+                (&pedal.action)();
             }
             std::thread::sleep(std::time::Duration::from_millis(100));
         }
     });
 
-    let extra_handle = std::thread::spawn(|| loop {
-        if D.get_key_state().unwrap().contains(evdev::Key::BTN_EXTRA) {
-            println!("BTN_EXTRA");
+    let extra_handle = std::thread::spawn(|| {
+        let pedal = Pedal {
+            key: evdev::Key::BTN_EXTRA,
+            action: || println!("BTN_EXTRA"),
+        };
+        loop {
+            if D.get_key_state().unwrap().contains(pedal.key) {
+                (&pedal.action)();
+            }
+            std::thread::sleep(std::time::Duration::from_millis(100));
         }
-        std::thread::sleep(std::time::Duration::from_millis(100));
     });
 
     extra_handle.join().expect("Couldn't join");
@@ -56,7 +62,7 @@ fn pick_device() -> evdev::Device {
     }
 }
 
-struct Pedal {
+struct Pedal<F: Fn() -> ()> {
     key: evdev::Key,
-    action: Box<dyn Fn() -> ()>,
+    action: F,
 }