Use map.entry().or_insert() instead of map.contains_key() and map.insert()

src/backend/kms/drm_helpers.rs

@@ -69,9 +69,7 @@ pub fn display_configuration(
             }
         }
 
-        if !map.contains_key(&conn.handle()) {
+        map.entry(conn.handle()).or_insert(None);
-            map.insert(conn.handle(), None);
-        }
     }
 
     // And then cleanup

src/utils/iced.rs

@@ -765,26 +765,20 @@ impl<P: Program + Send + 'static> SpaceElement for IcedElement<P> {
     fn output_enter(&self, output: &Output, _overlap: Rectangle<i32, Logical>) {
         let mut internal = self.0.lock().unwrap();
         let scale = output.current_scale().fractional_scale();
-        if !internal.buffers.contains_key(&OrderedFloat(scale)) {
+
-            let buffer_size = internal
+        let internal_size = internal.size;
-                .size
+        internal.buffers.entry(OrderedFloat(scale)).or_insert({
+            let buffer_size = internal_size
                 .to_f64()
                 .to_buffer(scale, Transform::Normal)
                 .to_i32_round();
-            internal.buffers.insert(
+
-                OrderedFloat(scale),
+            (
-                (
+                MemoryRenderBuffer::new(Fourcc::Argb8888, buffer_size, 1, Transform::Normal, None),
-                    MemoryRenderBuffer::new(
+                None,
-                        Fourcc::Argb8888,
+            )
-                        buffer_size,
+        });
-                        1,
+
-                        Transform::Normal,
-                        None,
-                    ),
-                    None,
-                ),
-            );
-        }
         internal.outputs.insert(output.clone());
     }