refactor: minor clippy warns

src/windowing/builder.rs

@@ -83,6 +83,7 @@ impl WindowingSystemBuilder {
         self
     }
 
+    #[allow(clippy::missing_errors_doc)]
     pub fn build(&mut self) -> Result<WindowingSystem> {
         match self.config.component_definition {
             Some(_) => WindowingSystem::new(&mut self.config),

src/windowing/mod.rs

@@ -51,7 +51,7 @@ impl WindowingSystem {
             &layer_shell,
             &event_queue.handle(),
             config,
-        )?;
+        );
 
         let pointer = Rc::new(seat.get_pointer(&event_queue.handle(), ()));
 
@@ -104,7 +104,7 @@ impl WindowingSystem {
         layer_shell: &ZwlrLayerShellV1,
         queue_handle: &QueueHandle<WindowState>,
         config: &config::WindowConfig,
-    ) -> Result<(Rc<WlSurface>, Rc<ZwlrLayerSurfaceV1>)> {
+    ) -> (Rc<WlSurface>, Rc<ZwlrLayerSurfaceV1>) {
         let surface = Rc::new(compositor.create_surface(queue_handle, ()));
         let layer_surface = Rc::new(layer_shell.get_layer_surface(
             &surface,
@@ -117,7 +117,7 @@ impl WindowingSystem {
 
         Self::configure_layer_surface(&layer_surface, &surface, config);
 
-        Ok((surface, layer_surface))
+        (surface, layer_surface)
     }
 
     fn configure_layer_surface(

src/windowing/state/builder.rs

@@ -23,7 +23,7 @@ pub struct WindowStateBuilder {
 
 impl WindowStateBuilder {
     pub fn new() -> Self {
-        Default::default()
+        Self::default()
     }
 
     pub fn surface(mut self, surface: Rc<WlSurface>) -> Self {

src/windowing/state/mod.rs

@@ -63,6 +63,7 @@ impl WindowState {
         self.size = new_size;
     }
 
+    #[allow(clippy::cast_possible_truncation)]
     pub fn set_current_pointer_position(&mut self, physical_x: f64, physical_y: f64) {
         let scale_factor = self.scale_factor;
         let logical_position = LogicalPosition::new(