Cleanup

lib/ruin_app/src/lib.rs

@@ -1363,10 +1363,6 @@ pub fn use_effect(effect: impl Fn() + 'static) {
     with_hook_slot(|| ruin_reactivity::effect(effect), |_| ());
 }
 
-pub fn flush_reactive_updates() {
-    current_reactor().flush_now();
-}
-
 pub fn use_window_title(compute: impl FnOnce() -> String) {
     with_render_context_state(|context| {
         context.side_effects.borrow_mut().window_title = Some(compute());
@@ -1580,7 +1576,6 @@ where
                         let result = future.await;
                         if generation.get() == next_generation {
                             let _ = resource.state.replace(ResourceState::Ready(result));
-                            current_reactor().flush_now();
                         }
                     }));
                 }
@@ -2058,10 +2053,10 @@ pub mod prelude {
         ContextKey, FocusScope, FontWeight, IntoBorder, IntoEdges, IntoView, Key, Memo, Mountable,
         Pending, Ready, Resource, ResourceState, Result, ScrollBoxBuilder, ScrollBoxWidget,
         Shortcut, ShortcutScope, Signal, TextBuilder, TextChildren, TextRole, TextValue, View,
-        WidgetRef, Window, block, button, colors, column, component, context_provider,
-        flush_reactive_updates, provide, row, scroll_box, surfaces, text, use_context, use_effect,
-        use_memo, use_resource, use_shortcut, use_shortcut_with_context, use_signal,
-        use_widget_ref, use_window_title, view,
+        WidgetRef, Window, block, button, colors, column, component, context_provider, provide,
+        row, scroll_box, surfaces, text, use_context, use_effect, use_memo, use_resource,
+        use_shortcut, use_shortcut_with_context, use_signal, use_widget_ref, use_window_title,
+        view,
     };
     pub use ruin_ui::{
         Border, Color, CursorIcon, Edges, Element, ElementId, InteractionTree, PointerButton,
@@ -2632,4 +2627,27 @@ mod tests {
 
         assert!(debug.contains("offset_y: 96.0"), "{debug}");
     }
+
+    #[test]
+    fn async_signal_write_flushes_without_manual_reactor_flush() {
+        let signal = Signal::new("before".to_string());
+        let observed = Rc::new(RefCell::new(String::new()));
+        let _effect = ruin_reactivity::effect({
+            let signal = signal.clone();
+            let observed = Rc::clone(&observed);
+            move || {
+                *observed.borrow_mut() = signal.get();
+            }
+        });
+
+        ruin_runtime::queue_future({
+            let signal = signal.clone();
+            async move {
+                let _ = signal.set("after".to_string());
+            }
+        });
+        ruin_runtime::run_until_stalled();
+
+        assert_eq!(observed.borrow().as_str(), "after");
+    }
 }