Catch :warden correctly

app/channels/application_cable/connection.rb

@@ -9,14 +9,11 @@ module ApplicationCable
     protected
 
     def find_verified_user
-      verified_user = env['warden'].user
-
-      if verified_user
-        verified_user
-      else
-        reject_unauthorized_connection
+      catch :warden do
+        verified_user = env['warden'].user
+        return verified_user if verified_user
       end
-    rescue :warden
+
       reject_unauthorized_connection
     end
   end