Refactor print connector and connectors

src/main.rs

@@ -11,24 +11,30 @@ fn main() {
   };
 
   println!("{:?}", gpu);
+  print_connectors(&gpu);
+}
 
+fn print_connectors(gpu: &card::Card) {
   let resource_handles = gpu.resource_handles().unwrap();
 
   println!("Connectors:");
   for handle in resource_handles.connectors() {
-    match gpu.get_connector(*handle, false) {
+    print_connector(&gpu, handle);
+  }
+}
+
+fn print_connector(gpu: &card::Card, connector_handle: &drm::control::connector::Handle) {
+  match gpu.get_connector(*connector_handle, false) {
     Ok(connector) => {
       println!("\t{} ({:?})", connector.interface().as_str(), connector.state());
 
       let encoder_info = format_encoder(&gpu, connector.current_encoder());
 
       println!("\t\tEncoder: {}", encoder_info);
-
       println!(""); // Add blank line
     },
     Err(_) => {}
-    }
+  };
-  }
 }
 
 fn format_encoder(gpu: &card::Card, encoder_handle: Option<drm::control::encoder::Handle>) -> String {