rename to final stage

Author: Michael Hsu

crates/bevy_app/src/app.rs

@@ -56,8 +56,8 @@ pub struct App {
     pub runner: Box<dyn Fn(App)>,
     /// A container of [`Stage`]s set to be run in a linear order.
     pub schedule: Schedule,
-    /// stage run after main schedule and sub app schedules
-    pub stage_very_last: SystemStage,
+    /// A stage run after main schedule and sub app schedules
+    pub final_stage: SystemStage,
     sub_apps: HashMap<Box<dyn AppLabel>, SubApp>,
 }
 
@@ -100,7 +100,7 @@ impl App {
         Self {
             world: Default::default(),
             schedule: Default::default(),
-            stage_very_last: SystemStage::single_threaded(),
+            final_stage: SystemStage::single_threaded(),
             runner: Box::new(run_once),
             sub_apps: HashMap::default(),
         }
@@ -118,7 +118,7 @@ impl App {
         for sub_app in self.sub_apps.values_mut() {
             (sub_app.runner)(&mut self.world, &mut sub_app.app);
         }
-        self.stage_very_last.run(&mut self.world);
+        self.final_stage.run(&mut self.world);
     }
 
     /// Starts the application by calling the app's [runner function](Self::set_runner).
@@ -330,12 +330,12 @@ impl App {
         self.add_system_to_stage(CoreStage::Update, system)
     }
 
-    /// adds a system to the very last stage
-    pub fn add_system_very_last<Params>(
+    /// Adds a system to the final stage that runs after the app and render schedules.
+    pub fn add_system_to_final_stage<Params>(
         &mut self,
         system: impl IntoSystemDescriptor<Params>,
     ) -> &mut Self {
-        self.stage_very_last.add_system(system);
+        self.final_stage.add_system(system);
         self
     }
 

crates/bevy_core/src/lib.rs

@@ -55,7 +55,7 @@ impl Plugin for CorePlugin {
             .register_type::<Range<f32>>()
             .register_type::<Timer>()
             // time system is added as an "exclusive system at end" to ensure it runs after other systems
-            .add_system_very_last(
+            .add_system_to_final_stage(
                 time_system
                     .exclusive_system()
                     .at_end()