[various] Run swift-format on example app Swift files (#5931)

Run `swift-format` linter/formatter on Swift files in example apps.  This doesn't touch any Swift files in non-example code.

Part of turning on swift-format CI formatting #5928

packages/animations/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/dynamic_layouts/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/file_selector/file_selector/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/file_selector/file_selector_ios/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/flutter_adaptive_scaffold/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/flutter_image/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/flutter_markdown/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/go_router/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/palette_generator/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/path_provider/path_provider_foundation/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/platform/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/pointer_interceptor/pointer_interceptor/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {
@@ -13,12 +13,12 @@ import Flutter
   ) -> Bool {
     GeneratedPluginRegistrant.register(with: self)
 
-    weak var registrar = self.registrar(forPlugin: "DummyPlatform");
+    weak var registrar = self.registrar(forPlugin: "DummyPlatform")
 
     let factory = DummyPlatformViewFactory(messenger: registrar!.messenger())
     self.registrar(forPlugin: "<DummyPlatform>")!.register(
-        factory,
-        withId: "dummy_platform_view")
+      factory,
+      withId: "dummy_platform_view")
 
     return super.application(application, didFinishLaunchingWithOptions: launchOptions)
   }

packages/pointer_interceptor/pointer_interceptor/example/ios/Runner/DummyPlatformViewFactory.swift

@@ -5,9 +5,7 @@
 import Flutter
 import UIKit
 
-/**
- * A  simple factory that creates a dummy platform view for testing.
- */
+/// A  simple factory that creates a dummy platform view for testing.
 public class DummyPlatformViewFactory: NSObject, FlutterPlatformViewFactory {
   private var messenger: FlutterBinaryMessenger
 
@@ -33,38 +31,34 @@ public class DummyPlatformViewFactory: NSObject, FlutterPlatformViewFactory {
   }
 }
 
-/**
- * A native view that will remove it's tag if clicked.
- */
+/// A native view that will remove it's tag if clicked.
 public class CustomView: UIView {
 
-  var timesClicked = 0;
+  var timesClicked = 0
   var nativeLabel = UILabel()
 
   override public func hitTest(
     _ point: CGPoint,
     with event: UIEvent?
   ) -> UIView? {
-    if (viewWithTag(1) != nil) {
-      viewWithTag(1)?.removeFromSuperview();
-      createNativeView(view: self);
+    if viewWithTag(1) != nil {
+      viewWithTag(1)?.removeFromSuperview()
+      createNativeView(view: self)
     }
-    timesClicked += 1;
+    timesClicked += 1
     nativeLabel.text = "Traversed \(timesClicked) subviews"
     return super.hitTest(point, with: event)
   }
 
-  func createNativeView(view _view: CustomView){
+  func createNativeView(view _view: CustomView) {
     nativeLabel.text = "Traversed \(timesClicked) subviews"
     nativeLabel.frame = CGRect(x: 0, y: 0, width: 180, height: 48.0)
     _view.addSubview(nativeLabel)
   }
 }
-/**
- * A flutter platform view that displays a simple native view.
- */
+/// A flutter platform view that displays a simple native view.
 class DummyPlatformView: NSObject, FlutterPlatformView {
-  private var _view: CustomView;
+  private var _view: CustomView
 
   init(
     frame: CGRect,
@@ -81,9 +75,9 @@ class DummyPlatformView: NSObject, FlutterPlatformView {
     return _view
   }
 
-  func createNativeView(view _view: CustomView){
+  func createNativeView(view _view: CustomView) {
     let nativeLabel = UILabel()
-    nativeLabel.tag = 1;
+    nativeLabel.tag = 1
     nativeLabel.text = "Native View Not Clicked"
     nativeLabel.frame = CGRect(x: 0, y: 0, width: 180, height: 48.0)
     _view.addSubview(nativeLabel)

packages/pointer_interceptor/pointer_interceptor_ios/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {
@@ -13,12 +13,12 @@ import Flutter
   ) -> Bool {
     GeneratedPluginRegistrant.register(with: self)
 
-    weak var registrar = self.registrar(forPlugin: "DummyPlatform");
+    weak var registrar = self.registrar(forPlugin: "DummyPlatform")
 
     let factory = DummyPlatformViewFactory(messenger: registrar!.messenger())
     self.registrar(forPlugin: "<DummyPlatform>")!.register(
-        factory,
-        withId: "dummy_platform_view")
+      factory,
+      withId: "dummy_platform_view")
 
     return super.application(application, didFinishLaunchingWithOptions: launchOptions)
   }

packages/pointer_interceptor/pointer_interceptor_ios/example/ios/Runner/DummyPlatformViewFactory.swift

@@ -5,9 +5,7 @@
 import Flutter
 import UIKit
 
-/**
- * A  simple factory that creates a dummy platform view for testing.
- */
+/// A  simple factory that creates a dummy platform view for testing.
 public class DummyPlatformViewFactory: NSObject, FlutterPlatformViewFactory {
   private var messenger: FlutterBinaryMessenger
 
@@ -33,25 +31,21 @@ public class DummyPlatformViewFactory: NSObject, FlutterPlatformViewFactory {
   }
 }
 
-/**
- * A native view that will remove its tag if clicked.
- */
+/// A native view that will remove its tag if clicked.
 public class CustomView: UIView {
 
   override public func hitTest(
     _ point: CGPoint,
     with event: UIEvent?
   ) -> UIView? {
-    viewWithTag(1)?.removeFromSuperview();
+    viewWithTag(1)?.removeFromSuperview()
     return super.hitTest(point, with: event)
   }
 }
 
-/**
- * A flutter platform view that displays a simple native view.
- */
+/// A flutter platform view that displays a simple native view.
 class DummyPlatformView: NSObject, FlutterPlatformView {
-  private var _view: CustomView;
+  private var _view: CustomView
 
   init(
     frame: CGRect,
@@ -68,10 +62,10 @@ class DummyPlatformView: NSObject, FlutterPlatformView {
     return _view
   }
 
-  func createNativeView(view _view: CustomView){
+  func createNativeView(view _view: CustomView) {
     let nativeLabel = UILabel()
     _view.isUserInteractionEnabled = true
-    nativeLabel.tag = 1;
+    nativeLabel.tag = 1
     nativeLabel.text = "Not Clicked"
     nativeLabel.frame = CGRect(x: 0, y: 0, width: 180, height: 48.0)
     _view.addSubview(nativeLabel)

packages/quick_actions/quick_actions_ios/example/ios/RunnerUITests/RunnerUITests.swift

@@ -18,7 +18,7 @@ private let pressDurationRetryAdjustment: TimeInterval = 0.2
 // This is to deflake a situation where the quick action menu is not present after
 // the long press.
 // See: https://github.com/flutter/flutter/issues/125509
-private let quickActionMaxRetries: Int = 4;
+private let quickActionMaxRetries: Int = 4
 
 class RunnerUITests: XCTestCase {
 
@@ -40,7 +40,8 @@ class RunnerUITests: XCTestCase {
     let springboard = XCUIApplication(bundleIdentifier: "com.apple.springboard")
     let quickActionsAppIcon = springboard.icons["quick_actions_example"]
 
-    findAndTapQuickActionButton(buttonName: "Action two", quickActionsAppIcon: quickActionsAppIcon, springboard: springboard);
+    findAndTapQuickActionButton(
+      buttonName: "Action two", quickActionsAppIcon: quickActionsAppIcon, springboard: springboard)
 
     let actionTwoConfirmation = exampleApp.otherElements["action_two"]
     if !actionTwoConfirmation.waitForExistence(timeout: elementWaitingTime) {
@@ -73,7 +74,8 @@ class RunnerUITests: XCTestCase {
       )
     }
 
-    findAndTapQuickActionButton(buttonName: "Action one", quickActionsAppIcon: quickActionsAppIcon, springboard: springboard);
+    findAndTapQuickActionButton(
+      buttonName: "Action one", quickActionsAppIcon: quickActionsAppIcon, springboard: springboard)
 
     let actionOneConfirmation = exampleApp.otherElements["action_one"]
     if !actionOneConfirmation.waitForExistence(timeout: elementWaitingTime) {
@@ -85,7 +87,9 @@ class RunnerUITests: XCTestCase {
     XCTAssert(actionOneConfirmation.exists)
   }
 
-  private func findAndTapQuickActionButton(buttonName: String, quickActionsAppIcon: XCUIElement, springboard: XCUIElement) {
+  private func findAndTapQuickActionButton(
+    buttonName: String, quickActionsAppIcon: XCUIElement, springboard: XCUIElement
+  ) {
     var actionButton: XCUIElement?
     var pressDuration = quickActionPressDuration
     for _ in 1...quickActionMaxRetries {
@@ -111,12 +115,12 @@ class RunnerUITests: XCTestCase {
       // Reset to previous state.
       XCUIDevice.shared.press(XCUIDevice.Button.home)
     }
-    if (!actionButton!.exists) {
+    if !actionButton!.exists {
       XCTFail(
         "Failed due to not able to find the \(buttonName) button from springboard with \(elementWaitingTime) seconds. Springboard debug description: \(springboard.debugDescription)"
       )
     }
 
-    actionButton!.tap();
+    actionButton!.tap()
   }
 }

packages/rfw/example/hello/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/rfw/example/local/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/rfw/example/remote/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/shared_preferences/shared_preferences/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {

packages/two_dimensional_scrollables/example/ios/Runner/AppDelegate.swift

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import UIKit
 import Flutter
+import UIKit
 
 @UIApplicationMain
 @objc class AppDelegate: FlutterAppDelegate {