f - Implement EventHandler for Arc<T>

Author: jkczyz

lightning/src/util/events.rs

@@ -28,6 +28,7 @@ use io;
 use prelude::*;
 use core::time::Duration;
 use core::ops::Deref;
+use sync::Arc;
 
 /// Some information provided on receipt of payment depends on whether the payment received is a
 /// spontaneous payment or a "conventional" lightning payment that's paying an invoice.
@@ -577,3 +578,9 @@ impl<F> EventHandler for F where F: Fn(&Event) {
 		self(event)
 	}
 }
+
+impl<T: EventHandler> EventHandler for Arc<T> {
+	fn handle_event(&self, event: &Event) {
+		self.deref().handle_event(event)
+	}
+}