Linter cleanup

 Check warning on line 16 in Package.swift

 @github-actions github-actions
/ lint

Package.swift#L16
Trailing Comma Violation: Collection literals should not have trailing commas. (trailing_comma)
 Check warning on line 26 in Package.swift

 @github-actions github-actions
/ lint

Package.swift#L26
Trailing Comma Violation: Collection literals should not have trailing commas. (trailing_comma)
 Check warning on line 6 in Tests/GameKitUITests/XCTestManifests.swift

 @github-actions github-actions
/ lint

Tests/GameKitUITests/XCTestManifests.swift#L6
Trailing Comma Violation: Collection literals should not have trailing commas. (trailing_comma)
 Check warning on line 13 in Tests/GameKitUITests/GameKitUITests.swift

 @github-actions github-actions
/ lint

Tests/GameKitUITests/GameKitUITests.swift#L13
Trailing Comma Violation: Collection literals should not have trailing commas. (trailing_comma)
 Check warning on line 35 in Sources/GameKitUI/GKAuthenticationView.swift

 @github-actions github-actions
/ lint

Sources/GameKitUI/GKAuthenticationView.swift#L35
Line Length Violation: Line should be 120 characters or less: currently 141 characters (line_length)
 Check warning on line 46 in Sources/GameKitUI/GKAuthenticationView.swift

 @github-actions github-actions
/ lint

Sources/GameKitUI/GKAuthenticationView.swift#L46
Line Length Violation: Line should be 120 characters or less: currently 161 characters (line_length)
 Check warning on line 82 in Sources/GameKitUI/GKAuthenticationView.swift

 @github-actions github-actions
/ lint

Sources/GameKitUI/GKAuthenticationView.swift#L82
Notification Center Detachment Violation: An object should only remove itself as an observer in `deinit`. (notification_center_detachment)

Author: smuellner

Package.swift

@@ -13,7 +13,7 @@ let package = Package(
     products: [
         .library(
             name: "GameKitUI",
-            targets: ["GameKitUI"]),
+            targets: ["GameKitUI"])
     ],
     dependencies: [
     ],
@@ -23,6 +23,6 @@ let package = Package(
             dependencies: []),
         .testTarget(
             name: "GameKitUITests",
-            dependencies: ["GameKitUI"]),
+            dependencies: ["GameKitUI"])
     ]
 )

Sources/GameKitUI/GKAuthenticationView.swift

@@ -32,7 +32,8 @@ public struct GKAuthenticationView: UIViewControllerRepresentable {
     public let failed: ((Error) -> Void)
     public let authenticated: ((String) -> Void)
 
-    public func makeUIViewController(context: UIViewControllerRepresentableContext<GKAuthenticationView>) -> GKAuthenticationViewController {
+    public func makeUIViewController(
+        context: UIViewControllerRepresentableContext<GKAuthenticationView>) -> GKAuthenticationViewController {
         let authenticationViewController = GKAuthenticationViewController { (state) in
             self.state(state)
         } failed: { (error) in
@@ -43,7 +44,9 @@ public struct GKAuthenticationView: UIViewControllerRepresentable {
         return authenticationViewController
     }
 
-    public func updateUIViewController(_ uiViewController: GKAuthenticationViewController, context: UIViewControllerRepresentableContext<GKAuthenticationView>) {
+    public func updateUIViewController(
+        _ uiViewController: GKAuthenticationViewController,
+        context: UIViewControllerRepresentableContext<GKAuthenticationView>) {
     }
 }
 
@@ -60,28 +63,28 @@ public class GKAuthenticationViewController: UIViewController {
         self.failed = failed
         self.authenticated = authenticated
         super.init(nibName: nil, bundle: nil)
-    }
-
-    required init?(coder: NSCoder) {
-        fatalError("init(coder:) has not been implemented")
-    }
-
-    public override func viewWillAppear(_ animated: Bool) {
-        super.viewWillAppear(animated)
+        // Setup internal observer for GameKit authentication changes
         NotificationCenter.default.addObserver(
             self,
             selector: #selector(GKAuthenticationViewController.authenticationChanged),
             name: Notification.Name.GKPlayerAuthenticationDidChangeNotificationName,
             object: nil
         )
-        self.authenticate()
     }
 
-    public override func viewWillDisappear(_ animated: Bool) {
-        super.viewWillDisappear(animated)
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+    deinit {
         NotificationCenter.default.removeObserver(self)
     }
 
+    public override func viewWillAppear(_ animated: Bool) {
+        super.viewWillAppear(animated)
+        self.authenticate()
+    }
+
     @objc fileprivate func authenticationChanged() {
         if GKLocalPlayer.local.isAuthenticated {
             self.stateChanged(.succeeded)

Tests/GameKitUITests/GameKitUITests.swift

@@ -10,6 +10,6 @@ final class GameKitUITests: XCTestCase {
     }
 
     static var allTests = [
-        ("testExample", testExample),
+        ("testExample", testExample)
     ]
 }

Tests/GameKitUITests/XCTestManifests.swift

@@ -3,7 +3,7 @@ import XCTest
 #if !canImport(ObjectiveC)
 public func allTests() -> [XCTestCaseEntry] {
     return [
-        testCase(GameKitUITests.allTests),
+        testCase(GameKitUITests.allTests)
     ]
 }
 #endif