Add async_unit_result_context, rename read_collection_file

src/error.rs

@@ -29,3 +29,13 @@ pub async fn async_result_context <
 		Err (error) => on_failure (error) ,
 	} ;
 }
+
+pub async fn async_unit_result_context <
+	AsyncFunction : Future < Output = Result <()> > ,
+	FailureHandler : Fn (ZoodexError) ,
+> (
+	function : AsyncFunction ,
+	on_failure : FailureHandler ,
+) {
+	async_result_context ( function , |_| () , on_failure ) . await ;
+}

src/main.rs

@@ -26,17 +26,20 @@ fn on_activate ( app : & Application ) {
 	ui . show_window () ;
 
 	spawn_future_local ( async move {
-		async_result_context ( async {
-			let collection = spawn_blocking ( || read_collection_file () )
-				. await ? ? ;
+		async_unit_result_context (
+			async {
+				let collection = spawn_blocking ( ||
+					get_collection_from_file () ) . await ? ? ;
 				ui . render_collection (collection) ;
 
 				Ok (())
-		} , |_| () , |error| {
+			} ,
+			|error| {
 				match error {
 					CollectionFileError => eprintln ! ("Could not open collection file") ,
 				} ;
 				ui . close_window () ;
-		} ) . await ;
+			} ,
+		) . await ;
 	} ) ;
 }

src/persistence.rs

@@ -8,7 +8,7 @@ use crate :: { collection :: * , error :: { * , ZoodexError :: * } } ;
 
 
 
-pub fn read_collection_file () -> Result <Collection> {
+pub fn get_collection_from_file () -> Result <Collection> {
 	let sqlite_connection = Connection :: open ("zoodex.sqlite") ? ;
 
 	let mut films_query = sqlite_connection