Fix example formatting

Signed-off-by: Michael X. Grey <[email protected]>

Author: mxgrey

examples/message_demo/src/message_demo.rs

@@ -141,8 +141,10 @@ fn demonstrate_pubsub() -> Result<(), Error> {
     let context = rclrs::Context::new(env::args())?;
     let node = rclrs::create_node(&context, "message_demo")?;
 
-    let idiomatic_publisher = node.create_publisher::<rclrs_example_msgs::msg::VariousTypes>("topic")?;
-    let direct_publisher = node.create_publisher::<rclrs_example_msgs::msg::rmw::VariousTypes>("topic")?;
+    let idiomatic_publisher =
+        node.create_publisher::<rclrs_example_msgs::msg::VariousTypes>("topic")?;
+    let direct_publisher =
+        node.create_publisher::<rclrs_example_msgs::msg::rmw::VariousTypes>("topic")?;
 
     let _idiomatic_subscription = node
         .create_subscription::<rclrs_example_msgs::msg::VariousTypes, _>(

examples/rust_pubsub/src/simple_subscriber.rs

@@ -17,12 +17,9 @@ impl SimpleSubscriptionNode {
         let data: Arc<Mutex<Option<StringMsg>>> = Arc::new(Mutex::new(None));
         let data_mut: Arc<Mutex<Option<StringMsg>>> = Arc::clone(&data);
         let _subscriber = node
-            .create_subscription::<StringMsg, _>(
-                "publish_hello",
-                move |msg: StringMsg| {
-                    *data_mut.lock().unwrap() = Some(msg);
-                },
-            )
+            .create_subscription::<StringMsg, _>("publish_hello", move |msg: StringMsg| {
+                *data_mut.lock().unwrap() = Some(msg);
+            })
             .unwrap();
         Ok(Self {
             node,