Continue adopting async/await.

Account/Sources/Account/Account.swift

@@ -616,7 +616,11 @@ public enum FetchType {
 	public func moveFeed(_ feed: Feed, from: Container, to: Container, completion: @escaping (Result<Void, Error>) -> Void) {
 		delegate.moveFeed(for: self, with: feed, from: from, to: to, completion: completion)
 	}
-	
+
+    public func rename(_ feed: Feed, to name: String) async throws {
+        try await delegate.renameFeed(for: self, feed: feed, name: name)
+    }
+
 	public func renameFeed(_ feed: Feed, to name: String, completion: @escaping (Result<Void, Error>) -> Void) {
 		delegate.renameFeed(for: self, with: feed, to: name, completion: completion)
 	}

Account/Sources/Account/Feed.swift

@@ -210,6 +210,13 @@ public final class Feed: FeedProtocol, Renamable, Hashable, ObservableObject {
 
 	// MARK: - Renamable
 
+    @MainActor public func rename(to newName: String) async throws {
+        guard let account else {
+            return
+        }
+        try await account.rename(self, to: newName)
+    }
+
     @MainActor public func rename(to newName: String, completion: @escaping (Result<Void, Error>) -> Void) {
 		guard let account = account else { return }
 		account.renameFeed(self, to: newName, completion: completion)

Mac/MainWindow/Sidebar/SidebarViewController+ContextualMenus.swift

@@ -229,11 +229,10 @@ extension SidebarViewController: RenameWindowControllerDelegate {
 	func renameWindowController(_ windowController: RenameWindowController, didRenameObject object: Any, withNewName name: String) {
 
 		if let feed = object as? Feed {
-			feed.rename(to: name) { result in
-				switch result {
-				case .success:
-					break
-				case .failure(let error):
+			Task { @MainActor in
+				do {
+					try await feed.rename(to: name)
+				} catch let error {
 					NSApplication.shared.presentError(error)
 				}
 			}

iOS/MasterFeed/MasterFeedViewController.swift

@@ -1443,13 +1443,10 @@ private extension MasterFeedViewController {
 			}
 			
 			if let feed = feed as? Feed {
-				feed.rename(to: name) { result in
-					switch result {
-					case .success:
-						break
-					case .failure(let error):
-						self?.presentError(error)
-					}
+				do {
+					try await feed.rename(to: name)
+				} catch let error {
+					self?.presentError(error)
 				}
 			} else if let folder = feed as? Folder {
 				folder.rename(to: name) { result in
@@ -1461,7 +1458,6 @@ private extension MasterFeedViewController {
 					}
 				}
 			}
-			
 		}
 		
 		alertController.addAction(renameAction)