state-res: Implement Event for &T where T: Event

crates/ruma-state-res/src/state_event.rs

@@ -56,6 +56,64 @@ pub trait Event {
     fn signatures(&self) -> BTreeMap<Box<ServerName>, BTreeMap<ServerSigningKeyId, String>>;
 }
 
+impl<T: Event> Event for &T {
+    fn event_id(&self) -> &EventId {
+        (*self).event_id()
+    }
+
+    fn room_id(&self) -> &RoomId {
+        (*self).room_id()
+    }
+
+    fn sender(&self) -> &UserId {
+        (*self).sender()
+    }
+
+    fn origin_server_ts(&self) -> MilliSecondsSinceUnixEpoch {
+        (*self).origin_server_ts()
+    }
+
+    fn event_type(&self) -> &EventType {
+        (*self).event_type()
+    }
+
+    fn content(&self) -> serde_json::Value {
+        (*self).content()
+    }
+
+    fn state_key(&self) -> Option<&str> {
+        (*self).state_key()
+    }
+
+    fn prev_events(&self) -> Box<dyn DoubleEndedIterator<Item = &EventId> + '_> {
+        (*self).prev_events()
+    }
+
+    fn depth(&self) -> &UInt {
+        (*self).depth()
+    }
+
+    fn auth_events(&self) -> Box<dyn DoubleEndedIterator<Item = &EventId> + '_> {
+        (*self).auth_events()
+    }
+
+    fn redacts(&self) -> Option<&EventId> {
+        (*self).redacts()
+    }
+
+    fn unsigned(&self) -> &BTreeMap<String, JsonValue> {
+        (*self).unsigned()
+    }
+
+    fn hashes(&self) -> &EventHash {
+        (*self).hashes()
+    }
+
+    fn signatures(&self) -> BTreeMap<Box<ServerName>, BTreeMap<ServerSigningKeyId, String>> {
+        (*self).signatures()
+    }
+}
+
 impl<T: Event> Event for Arc<T> {
     fn event_id(&self) -> &EventId {
         (&**self).event_id()