make some enums non-exhaustive (#2140)

packages/desktop/src/config.rs

@@ -7,6 +7,7 @@ use crate::menubar::{default_menu_bar, DioxusMenu};
 
 /// The behaviour of the application when the last window is closed.
 #[derive(Copy, Clone, Eq, PartialEq)]
+#[non_exhaustive]
 pub enum WindowCloseBehaviour {
     /// Default behaviour, closing the last window exits the app
     LastWindowExitsApp,

packages/desktop/src/query.rs

@@ -254,6 +254,7 @@ impl<V: DeserializeOwned> Drop for Query<V> {
 }
 
 #[derive(Error, Debug)]
+#[non_exhaustive]
 pub enum QueryError {
     #[error("Error receiving query result.")]
     Recv,