Fix coding style issue

src/data/entity_manager.rs

@@ -30,6 +30,10 @@ impl<E> EntityManager<E> where E: rocket::serde::Serialize + rocket::serde::Dese
         self.list.len()
     }
 
+    pub fn is_empty(&self) -> bool {
+        self.len() == 0
+    }
+
     /// Save the list
     fn save(&self) -> Res {
         Ok(std::fs::write(&self.file_path, serde_json::to_string(&self.list)?)?)

src/main.rs

@@ -13,8 +13,8 @@ fn index() -> &'static str {
     "Running"
 }
 
-#[launch]
-fn rocket() -> _ {
+#[rocket::main]
+async fn main() -> Result<(), rocket::Error> {
     //env_logger::init_from_env(env_logger::Env::new().default_filter_or("info"));
 
     let rocket = rocket::build()
@@ -26,7 +26,10 @@ fn rocket() -> _ {
     let config: AppConfig = figment.extract().expect("config");
 
     if !config.storage_path().exists() {
-        log::error!("Specified storage path {:?} does not exists!", config.storage_path());
+        log::error!(
+            "Specified storage path {:?} does not exists!",
+            config.storage_path()
+        );
         panic!()
     }
 
@@ -34,18 +37,21 @@ fn rocket() -> _ {
         .expect("Failed to load users list!");
 
     // Create initial user if required
-    if users.len() == 0 {
+    if users.is_empty() {
         log::info!("Create default {} user", DEFAULT_ADMIN_USERNAME);
-        let mut default_admin = User::default();
-        default_admin.username = DEFAULT_ADMIN_USERNAME.to_string();
-        default_admin.password = hash_password(DEFAULT_ADMIN_PASSWORD).unwrap();
-        default_admin.need_reset_password = true;
-        default_admin.authorized_services = None;
-        default_admin.admin = true;
+        let default_admin = User {
+            username: DEFAULT_ADMIN_USERNAME.to_string(),
+            password: hash_password(DEFAULT_ADMIN_PASSWORD).unwrap(),
+            need_reset_password: true,
+            authorized_services: None,
+            admin: true,
+            ..Default::default()
+        };
 
-        users.insert(default_admin)
+        users
+            .insert(default_admin)
             .expect("Failed to create initial user!");
     }
 
-    rocket
-}
+    rocket.launch().await
+}