Convert to Swift 4

- Will fix all warnings next.

pass.xcodeproj/project.pbxproj

@@ -693,22 +693,24 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0830;
-				LastUpgradeCheck = 0820;
+				LastUpgradeCheck = 0900;
 				ORGANIZATIONNAME = "Bob Sun";
 				TargetAttributes = {
 					A26075771EEC6F34005DB03E = {
 						CreatedOnToolsVersion = 8.3.3;
-						LastSwiftMigration = 0830;
+						LastSwiftMigration = 0900;
 						ProvisioningStyle = Manual;
 					};
 					A260757F1EEC6F34005DB03E = {
 						CreatedOnToolsVersion = 8.3.3;
+						LastSwiftMigration = 0900;
 						ProvisioningStyle = Automatic;
 						TestTargetID = DC917BD21E2E8231000FDF54;
 					};
 					A26700231EEC466A00176B8A = {
 						CreatedOnToolsVersion = 8.3.3;
 						DevelopmentTeam = 4WDM8E95VU;
+						LastSwiftMigration = 0900;
 						ProvisioningStyle = Manual;
 						SystemCapabilities = {
 							com.apple.ApplicationGroups.iOS = {
@@ -722,12 +724,14 @@
 					DC13B14D1E8640810097803F = {
 						CreatedOnToolsVersion = 8.3;
 						DevelopmentTeam = 4WDM8E95VU;
+						LastSwiftMigration = 0900;
 						ProvisioningStyle = Automatic;
 						TestTargetID = DC917BD21E2E8231000FDF54;
 					};
 					DC917BD21E2E8231000FDF54 = {
 						CreatedOnToolsVersion = 8.2.1;
 						DevelopmentTeam = 4WDM8E95VU;
+						LastSwiftMigration = 0900;
 						ProvisioningStyle = Manual;
 						SystemCapabilities = {
 							com.apple.ApplicationGroups.iOS = {
@@ -1173,7 +1177,8 @@
 				SWIFT_INCLUDE_PATHS = "";
 				SWIFT_OBJC_BRIDGING_HEADER = "";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -1216,7 +1221,8 @@
 				SKIP_INSTALL = YES;
 				SWIFT_INCLUDE_PATHS = "";
 				SWIFT_OBJC_BRIDGING_HEADER = "";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -1238,7 +1244,8 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "$(PRODUCT_BUNDLE_IDENTIFIER).passKitTests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/pass.app/pass";
 			};
 			name = Debug;
@@ -1258,7 +1265,8 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "$(PRODUCT_BUNDLE_IDENTIFIER).passKitTests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/pass.app/pass";
 			};
 			name = Release;
@@ -1290,7 +1298,8 @@
 				PROVISIONING_PROFILE = "d25c9029-bca6-4b2d-b04e-4abc9d232740";
 				PROVISIONING_PROFILE_SPECIFIER = "match Development me.mssun.passforios.find-login-action-extension";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 			};
 			name = Debug;
 		};
@@ -1321,7 +1330,8 @@
 				PROVISIONING_PROFILE = "cbd86628-6f3e-40f3-b518-20d2330db545";
 				PROVISIONING_PROFILE_SPECIFIER = "match AppStore me.mssun.passforios.find-login-action-extension";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 			};
 			name = Release;
 		};
@@ -1336,7 +1346,8 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "$(PRODUCT_BUNDLE_IDENTIFIER).passTests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/pass.app/pass";
 			};
 			name = Debug;
@@ -1352,7 +1363,8 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "$(PRODUCT_BUNDLE_IDENTIFIER).passTests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/pass.app/pass";
 			};
 			name = Release;
@@ -1366,7 +1378,9 @@
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
@@ -1374,7 +1388,11 @@
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
@@ -1416,7 +1434,9 @@
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
@@ -1424,7 +1444,11 @@
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
@@ -1480,7 +1504,8 @@
 				PROVISIONING_PROFILE = "2e72f4af-b935-4970-9cd3-44d4cc24b646";
 				PROVISIONING_PROFILE_SPECIFIER = "match Development me.mssun.passforios";
 				SWIFT_OBJC_BRIDGING_HEADER = "pass/Helpers/Objective-CBridgingHeader.h";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 			};
@@ -1516,7 +1541,8 @@
 				PROVISIONING_PROFILE = "ee6e841d-ef77-4f00-b534-d7f1fd25dc1d";
 				PROVISIONING_PROFILE_SPECIFIER = "match AppStore me.mssun.passforios";
 				SWIFT_OBJC_BRIDGING_HEADER = "pass/Helpers/Objective-CBridgingHeader.h";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = On;
+				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 			};

pass.xcodeproj/xcshareddata/xcschemes/pass.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0830"
+   LastUpgradeVersion = "0900"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -26,6 +26,7 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
          <TestableReference
@@ -65,6 +66,7 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

pass/AppDelegate.swift

@@ -45,7 +45,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         return .all
     }
     
-    func postSearchNotification() {
+    @objc func postSearchNotification() {
         NotificationCenter.default.post(name: .passwordSearch, object: nil)
     }
     

pass/Controllers/AboutRepositoryTableViewController.swift

@@ -81,7 +81,7 @@ class AboutRepositoryTableViewController: BasicStaticTableViewController {
         }
     }
     
-    func setNeedRefresh() {
+    @objc func setNeedRefresh() {
         needRefresh = true
     }
 }

pass/Controllers/AdvancedSettingsTableViewController.swift

@@ -84,7 +84,7 @@ class AdvancedSettingsTableViewController: UITableViewController {
         }
     }
     
-    func encryptInASCIIArmoredAction(_ sender: Any?) {
+    @objc func encryptInASCIIArmoredAction(_ sender: Any?) {
         SharedDefaults[.encryptInArmored] = encryptInASCIIArmoredSwitch.isOn
     }
     

pass/Controllers/CommitLogsTableViewController.swift

@@ -42,7 +42,7 @@ class CommitLogsTableViewController: UITableViewController {
         return cell
     }
     
-    func updateCommitLogs() {
+    @objc func updateCommitLogs() {
         commits = getCommitLogs()
         tableView.reloadData()
     }

pass/Controllers/GeneralSettingsTableViewController.swift

@@ -153,37 +153,37 @@ class GeneralSettingsTableViewController: BasicStaticTableViewController {
         self.present(optionMenu, animated: true, completion: nil)
     }
     
-    func tapHideUnknownSwitchDetailButton(_ sender: Any?) {
+    @objc func tapHideUnknownSwitchDetailButton(_ sender: Any?) {
         let alertMessage = "Only \"key: value\" format in additional fields is supported. Unsupported fields will be given \"unknown\" keys. Turn on this switch to hide unsupported fields."
         let alertTitle = "Hide Unknown Fields"
         Utils.alert(title: alertTitle, message: alertMessage, controller: self, completion: nil)
     }
     
-    func tapHideOTPSwitchDetailButton(_ sender: Any?) {
+    @objc func tapHideOTPSwitchDetailButton(_ sender: Any?) {
         let keywordsString = Password.otpKeywords.joined(separator: ",")
         let alertMessage = "Turn on this switch to hide the fields related to one time passwords (i.e., \(keywordsString))."
         let alertTitle = "Hide One Time Password Fields"
         Utils.alert(title: alertTitle, message: alertMessage, controller: self, completion: nil)
     }
     
-    func hideUnknownSwitchAction(_ sender: Any?) {
+    @objc func hideUnknownSwitchAction(_ sender: Any?) {
         SharedDefaults[.isHideUnknownOn] = hideUnknownSwitch.isOn
         NotificationCenter.default.post(name: .passwordDetailDisplaySettingChanged, object: nil)
     }
     
-    func hideOTPSwitchAction(_ sender: Any?) {
+    @objc func hideOTPSwitchAction(_ sender: Any?) {
         SharedDefaults[.isHideOTPOn] = hideOTPSwitch.isOn
         NotificationCenter.default.post(name: .passwordDetailDisplaySettingChanged, object: nil)
     }
     
-    func rememberPassphraseSwitchAction(_ sender: Any?) {
+    @objc func rememberPassphraseSwitchAction(_ sender: Any?) {
         SharedDefaults[.isRememberPassphraseOn] = rememberPassphraseSwitch.isOn
         if rememberPassphraseSwitch.isOn == false {
             passwordStore.pgpKeyPassphrase = nil
         }
     }
     
-    func showFolderSwitchAction(_ sender: Any?) {
+    @objc func showFolderSwitchAction(_ sender: Any?) {
         SharedDefaults[.isShowFolderOn] = showFolderSwitch.isOn
         NotificationCenter.default.post(name: .passwordDisplaySettingChanged, object: nil)
     }

pass/Controllers/OTPScannerController.swift

@@ -15,7 +15,7 @@ class OTPScannerController: QRScannerController {
     var scannedOTP: String?
     
     // MARK: - AVCaptureMetadataOutputObjectsDelegate Methods
-    override func captureOutput(_ captureOutput: AVCaptureOutput!, didOutputMetadataObjects metadataObjects: [Any]!, from connection: AVCaptureConnection!) {
+    func captureOutput(_ captureOutput: AVCaptureOutput!, didOutputMetadataObjects metadataObjects: [Any]!, from connection: AVCaptureConnection!) {
         
         if let metadataObj = metadataObjects.first as? AVMetadataMachineReadableCodeObject,
             supportedCodeTypes.contains(metadataObj.type),

pass/Controllers/OpenSourceComponentsTableViewController.swift

@@ -47,7 +47,7 @@ class OpenSourceComponentsTableViewController: BasicStaticTableViewController {
         super.viewDidLoad()
     }
     
-    func actOnDetailDisclosureButton(_ sender: Any?) {
+    @objc func actOnDetailDisclosureButton(_ sender: Any?) {
         if let link = sender as? String {
             let svc = SFSafariViewController(url: URL(string: link)!, entersReaderIfAvailable: false)
             self.present(svc, animated: true, completion: nil)

pass/Controllers/PasswordsViewController.swift

@@ -11,7 +11,7 @@ import SVProgressHUD
 import passKit
 
 fileprivate class PasswordsTableEntry : NSObject {
-    var title: String
+    @objc var title: String
     var isDir: Bool
     var passwordEntity: PasswordEntity?
     init(title: String, isDir: Bool, passwordEntity: PasswordEntity?) {
@@ -293,7 +293,7 @@ class PasswordsViewController: UIViewController, UITableViewDataSource, UITableV
         }
     }
     
-    func backAction(_ sender: Any?) {
+    @objc func backAction(_ sender: Any?) {
         guard SharedDefaults[.isShowFolderOn] else { return }
         var anim: CATransition? = transitionFromLeft
         if parentPasswordEntity == nil {
@@ -302,7 +302,7 @@ class PasswordsViewController: UIViewController, UITableViewDataSource, UITableV
         reloadTableView(parent: parentPasswordEntity?.parent, anim: anim)
     }
     
-    func longPressAction(_ gesture: UILongPressGestureRecognizer) {
+    @objc func longPressAction(_ gesture: UILongPressGestureRecognizer) {
         if gesture.state == UIGestureRecognizerState.began {
             let touchPoint = gesture.location(in: tableView)
             if let indexPath = tableView.indexPathForRow(at: touchPoint) {
@@ -412,7 +412,7 @@ class PasswordsViewController: UIViewController, UITableViewDataSource, UITableV
         sections = newSections.filter {$0.entries.count > 0}
     }
     
-    func actOnSearchNotification() {
+    @objc func actOnSearchNotification() {
         searchController.searchBar.becomeFirstResponder()
     }
 
@@ -507,7 +507,7 @@ class PasswordsViewController: UIViewController, UITableViewDataSource, UITableV
         reloadTableView(data: passwordsTableEntries, anim: anim)
     }
     
-    func actOnReloadTableViewRelatedNotification() {
+    @objc func actOnReloadTableViewRelatedNotification() {
         DispatchQueue.main.async { [weak weakSelf = self] in
             guard let strongSelf = weakSelf else { return }
             strongSelf.initPasswordsTableEntries(parent: nil)
@@ -515,7 +515,7 @@ class PasswordsViewController: UIViewController, UITableViewDataSource, UITableV
         }
     }
     
-    func handleRefresh(_ syncControl: UIRefreshControl) {
+    @objc func handleRefresh(_ syncControl: UIRefreshControl) {
         syncPasswords()
         syncControl.endRefreshing()
     }

pass/Controllers/QRScannerController.swift

@@ -24,7 +24,7 @@ class QRScannerController: UIViewController, AVCaptureMetadataOutputObjectsDeleg
     var videoPreviewLayer: AVCaptureVideoPreviewLayer?
     var qrCodeFrameView: UIView?
     
-    let supportedCodeTypes = [AVMetadataObjectTypeQRCode]
+    let supportedCodeTypes = [AVMetadataObject.ObjectType.qr]
     
     var delegate: QRScannerControllerDelegate?
     
@@ -32,11 +32,11 @@ class QRScannerController: UIViewController, AVCaptureMetadataOutputObjectsDeleg
         super.viewDidLoad()
         
         // Get an instance of the AVCaptureDevice class to initialize a device object and provide the video as the media type parameter.
-        let captureDevice = AVCaptureDevice.defaultDevice(withMediaType: AVMediaTypeVideo)
+        let captureDevice = AVCaptureDevice.default(for: AVMediaType.video)
         
         do {
             // Get an instance of the AVCaptureDeviceInput class using the previous device object.
-            let input = try AVCaptureDeviceInput(device: captureDevice)
+            let input = try AVCaptureDeviceInput(device: captureDevice!)
             
             // Initialize the captureSession object.
             captureSession = AVCaptureSession()
@@ -53,8 +53,8 @@ class QRScannerController: UIViewController, AVCaptureMetadataOutputObjectsDeleg
             captureMetadataOutput.metadataObjectTypes = supportedCodeTypes
             
             // Initialize the video preview layer and add it as a sublayer to the viewPreview view's layer.
-            videoPreviewLayer = AVCaptureVideoPreviewLayer(session: captureSession)
+            videoPreviewLayer = AVCaptureVideoPreviewLayer(session: captureSession!)
-            videoPreviewLayer?.videoGravity = AVLayerVideoGravityResizeAspectFill
+            videoPreviewLayer?.videoGravity = AVLayerVideoGravity.resizeAspectFill
             videoPreviewLayer?.frame = view.layer.bounds
             view.layer.addSublayer(videoPreviewLayer!)
             
@@ -90,7 +90,7 @@ class QRScannerController: UIViewController, AVCaptureMetadataOutputObjectsDeleg
     
     // MARK: - AVCaptureMetadataOutputObjectsDelegate Methods
     
-    func captureOutput(_ captureOutput: AVCaptureOutput!, didOutputMetadataObjects metadataObjects: [Any]!, from connection: AVCaptureConnection!) {
+    func metadataOutput(captureOutput: AVCaptureMetadataOutput, didOutput metadataObjects: [AVMetadataObject], from connection: AVCaptureConnection) {
         
         if let metadataObj = metadataObjects.first as? AVMetadataMachineReadableCodeObject,
             supportedCodeTypes.contains(metadataObj.type),

pass/Controllers/SettingsTableViewController.swift

@@ -191,7 +191,7 @@ class SettingsTableViewController: UITableViewController {
         }
     }
     
-    func actOnPasswordStoreErasedNotification() {
+    @objc func actOnPasswordStoreErasedNotification() {
         setPGPKeyTableViewCellDetailText()
         setPasswordRepositoryTableViewCellDetailText()
         setPasscodeLockTouchIDCells()
@@ -213,7 +213,7 @@ class SettingsTableViewController: UITableViewController {
         tableView.deselectRow(at: indexPath, animated: true)
     }
     
-    func touchIDSwitchAction(uiSwitch: UISwitch) {
+    @objc func touchIDSwitchAction(uiSwitch: UISwitch) {
         if !passcodeLockConfig.repository.hasPasscode || !isTouchIDEnabled() {
             // switch off
             DispatchQueue.main.asyncAfter(deadline: .now() + .milliseconds(500)) {

pass/Views/LabelTableViewCell.swift

@@ -104,7 +104,7 @@ class LabelTableViewCell: UITableViewCell {
         SecurePasteboard.shared.copy(textToCopy: cellData?.content)
     }
         
-    func revealPassword(_ sender: Any?) {
+    @objc func revealPassword(_ sender: Any?) {
         let plainPassword = cellData?.content ?? ""
         if type == .password {
             contentLabel.attributedText = Utils.attributedPassword(plainPassword: plainPassword)
@@ -115,7 +115,7 @@ class LabelTableViewCell: UITableViewCell {
         passwordDisplayButton?.setImage(#imageLiteral(resourceName: "Invisible"), for: .normal)
     }
     
-    func concealPassword(_ sender: Any?) {
+    @objc func concealPassword(_ sender: Any?) {
         if type == .password {
             if cellData?.content.isEmpty == false {
                 contentLabel.text = Globals.passwordDots
@@ -129,7 +129,7 @@ class LabelTableViewCell: UITableViewCell {
         passwordDisplayButton?.setImage(#imageLiteral(resourceName: "Visible"), for: .normal)
     }
     
-    func reversePasswordDisplay(_ sender: Any?) {
+    @objc func reversePasswordDisplay(_ sender: Any?) {
         if isReveal {
             // conceal
             concealPassword(sender)
@@ -139,12 +139,12 @@ class LabelTableViewCell: UITableViewCell {
         }
     }
 
-    func openLink(_ sender: Any?) {
+    @objc func openLink(_ sender: Any?) {
         // if isURLCell, passwordTableView should not be nil
         delegatePasswordTableView!.openLink()
     }
     
-    func getNextHOTP(_ sender: Any?) {
+    @objc func getNextHOTP(_ sender: Any?) {
         // if isHOTPCell, passwordTableView should not be nil
         delegatePasswordTableView!.getNextHOTP()
     }

pass/Views/TitleTextFieldTableViewCell.swift

@@ -21,7 +21,7 @@ class TitleTextFieldTableViewCell: UITableViewCell {
         titleLabel.addGestureRecognizer(tapGestureRecognizer)
     }
     
-    func tap(_ sender: Any?) {
+    @objc func tap(_ sender: Any?) {
         contentTextField.becomeFirstResponder()
     }
 

passExtension/PasscodeExtensionDisplay.swift

@@ -35,7 +35,7 @@ class PasscodeLockViewControllerForExtension: PasscodeLockViewController {
         cancelButton?.removeTarget(nil, action: nil, for: .allEvents)
         cancelButton?.addTarget(self, action: #selector(cancelExtension), for: .touchUpInside)
     }
-    func cancelExtension() {
+    @objc func cancelExtension() {
         originalExtensionContest?.completeRequest(returningItems: [], completionHandler: nil)
     }
 }

passKit/Helpers/Utils.swift

@@ -111,7 +111,7 @@ public class Utils {
             } else if !NSCharacterSet.letters.contains(element) {
                 charColor = Globals.blue
             }
-            attributedPassword.addAttribute(NSForegroundColorAttributeName, value: charColor, range: NSRange(location: index, length: 1))
+            attributedPassword.addAttribute(NSAttributedStringKey.foregroundColor, value: charColor, range: NSRange(location: index, length: 1))
         }
         return attributedPassword
     }

passKit/Models/PasswordStore.swift

@@ -727,7 +727,7 @@ public class PasswordStore {
         let privateMOC = NSManagedObjectContext(concurrencyType: .privateQueueConcurrencyType)
         privateMOC.parent = context
         privateMOC.perform {
-            passwordEntity.image = NSData(data: image)
+            passwordEntity.image = NSData(data: image) as Data
             do {
                 try privateMOC.save()
                 self.context.performAndWait {
@@ -843,7 +843,7 @@ public class PasswordStore {
             throw AppError.PGPPublicKeyNotExistError
         }
         let plainData = password.getPlainData()
-        let encryptedData = try pgp.encryptData(plainData, using: publicKey, armored: SharedDefaults[.encryptInArmored])
+        let encryptedData = try pgp.encryptData(plainData, using: Array(publicKey), armored: SharedDefaults[.encryptInArmored])
         return encryptedData
     }