Nuke trailing spaces

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

14 files changed, 111 insertions, 111 deletions

diff --git a/WireGuard/WireGuard/Tunnel/TunnelErrors.swift b/WireGuard/WireGuard/Tunnel/TunnelErrors.swift
index 9b2b574..77b0410 100644
--- a/WireGuard/WireGuard/Tunnel/TunnelErrors.swift
+++ b/WireGuard/WireGuard/Tunnel/TunnelErrors.swift
@@ -53,7 +53,7 @@ enum TunnelsManagerActivationAttemptError: WireGuardAppError {
 enum TunnelsManagerActivationError: WireGuardAppError {
     case activationFailed(wasOnDemandEnabled: Bool)
     case activationFailedWithExtensionError(title: String, message: String, wasOnDemandEnabled: Bool)
-    
+
     var alertText: AlertText {
         switch self {
         case .activationFailed(let wasOnDemandEnabled):
diff --git a/WireGuard/WireGuard/Tunnel/TunnelStatus.swift b/WireGuard/WireGuard/Tunnel/TunnelStatus.swift
index 9f03417..cfa1307 100644
--- a/WireGuard/WireGuard/Tunnel/TunnelStatus.swift
+++ b/WireGuard/WireGuard/Tunnel/TunnelStatus.swift
@@ -12,7 +12,7 @@ import NetworkExtension
     case reasserting // Not a possible state at present
     case restarting // Restarting tunnel (done after saving modifications to an active tunnel)
     case waiting    // Waiting for another tunnel to be brought down
-    
+
     init(from systemStatus: NEVPNStatus) {
         switch systemStatus {
         case .connected:
diff --git a/WireGuard/WireGuard/Tunnel/TunnelsManager.swift b/WireGuard/WireGuard/Tunnel/TunnelsManager.swift
index 903dfad..5fa8e7e 100644
--- a/WireGuard/WireGuard/Tunnel/TunnelsManager.swift
+++ b/WireGuard/WireGuard/Tunnel/TunnelsManager.swift
@@ -41,7 +41,7 @@ class TunnelsManager {
                 completionHandler(.failure(TunnelsManagerError.systemErrorOnListingTunnels(systemError: error)))
                 return
             }
-            
+
             let tunnelManagers = managers ?? []
             tunnelManagers.forEach { tunnelManager in
                 if (tunnelManager.protocolConfiguration as? NETunnelProviderProtocol)?.migrateConfigurationIfNeeded() == true {
@@ -78,9 +78,9 @@ class TunnelsManager {
                 completionHandler(.failure(TunnelsManagerError.systemErrorOnAddTunnel(systemError: error!)))
                 return
             }
-            
+
             guard let self = self else { return }
-            
+
             let tunnel = TunnelContainer(tunnel: tunnelProviderManager)
             self.tunnels.append(tunnel)
             self.tunnels.sort { $0.name < $1.name }
@@ -126,7 +126,7 @@ class TunnelsManager {
         tunnelProviderManager.protocolConfiguration = NETunnelProviderProtocol(tunnelConfiguration: tunnelConfiguration)
         tunnelProviderManager.localizedDescription = (tunnelConfiguration).interface.name
         tunnelProviderManager.isEnabled = true
-        
+
         let isActivatingOnDemand = !tunnelProviderManager.isOnDemandEnabled && activateOnDemandSetting.isActivateOnDemandEnabled
         activateOnDemandSetting.apply(on: tunnelProviderManager)
 
@@ -137,7 +137,7 @@ class TunnelsManager {
                 return
             }
             guard let self = self else { return }
-            
+
             if isNameChanged {
                 let oldIndex = self.tunnels.firstIndex(of: tunnel)!
                 self.tunnels.sort { $0.name < $1.name }
@@ -351,11 +351,11 @@ class TunnelContainer: NSObject {
     var tunnelConfiguration: TunnelConfiguration? {
         return (tunnelProvider.protocolConfiguration as? NETunnelProviderProtocol)?.tunnelConfiguration(name: tunnelProvider.localizedDescription)
     }
-    
+
     var activateOnDemandSetting: ActivateOnDemandSetting {
         return ActivateOnDemandSetting(from: tunnelProvider)
     }
-    
+
     init(tunnel: NETunnelProviderManager) {
         name = tunnel.localizedDescription ?? "Unnamed"
         let status = TunnelStatus(from: tunnel.connection.status)
diff --git a/WireGuard/WireGuard/UI/iOS/View/BorderedTextButton.swift b/WireGuard/WireGuard/UI/iOS/View/BorderedTextButton.swift
index ab6dcc5..b1951e4 100644
--- a/WireGuard/WireGuard/UI/iOS/View/BorderedTextButton.swift
+++ b/WireGuard/WireGuard/UI/iOS/View/BorderedTextButton.swift
@@ -10,42 +10,42 @@ class BorderedTextButton: UIView {
         button.titleLabel?.adjustsFontForContentSizeCategory = true
         return button
     }()
-    
+
     override var intrinsicContentSize: CGSize {
         let buttonSize = button.intrinsicContentSize
         return CGSize(width: buttonSize.width + 32, height: buttonSize.height + 16)
     }
-    
+
     var title: String {
         get { return button.title(for: .normal) ?? "" }
         set(value) { button.setTitle(value, for: .normal) }
     }
-    
+
     var onTapped: (() -> Void)?
-    
+
     init() {
         super.init(frame: CGRect.zero)
-        
+
         layer.borderWidth = 1
         layer.cornerRadius = 5
         layer.borderColor = button.tintColor.cgColor
-        
+
         addSubview(button)
         button.translatesAutoresizingMaskIntoConstraints = false
         NSLayoutConstraint.activate([
             button.centerXAnchor.constraint(equalTo: centerXAnchor),
             button.centerYAnchor.constraint(equalTo: centerYAnchor)
         ])
-        
+
         button.addTarget(self, action: #selector(buttonTapped), for: .touchUpInside)
     }
-    
+
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
     @objc func buttonTapped() {
         onTapped?()
     }
-    
+
 }
diff --git a/WireGuard/WireGuard/UI/iOS/View/ButtonCell.swift b/WireGuard/WireGuard/UI/iOS/View/ButtonCell.swift
index aff17ee..5d9ab92 100644
--- a/WireGuard/WireGuard/UI/iOS/View/ButtonCell.swift
+++ b/WireGuard/WireGuard/UI/iOS/View/ButtonCell.swift
@@ -13,20 +13,20 @@ class ButtonCell: UITableViewCell {
         set(value) { button.tintColor = value ? .red : buttonStandardTintColor }
     }
     var onTapped: (() -> Void)?
-    
+
     let button: UIButton = {
         let button = UIButton(type: .system)
         button.titleLabel?.font = UIFont.preferredFont(forTextStyle: .body)
         button.titleLabel?.adjustsFontForContentSizeCategory = true
         return button
     }()
-    
+
     var buttonStandardTintColor: UIColor
-    
+
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         buttonStandardTintColor = button.tintColor
         super.init(style: style, reuseIdentifier: reuseIdentifier)
-        
+
         contentView.addSubview(button)
         button.translatesAutoresizingMaskIntoConstraints = false
         NSLayoutConstraint.activate([
@@ -34,18 +34,18 @@ class ButtonCell: UITableViewCell {
             contentView.layoutMarginsGuide.bottomAnchor.constraint(equalTo: button.bottomAnchor),
             button.centerXAnchor.constraint(equalTo: contentView.centerXAnchor)
         ])
-        
+
         button.addTarget(self, action: #selector(buttonTapped), for: .touchUpInside)
     }
-    
+
     @objc func buttonTapped() {
         onTapped?()
     }
-    
+
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
     override func prepareForReuse() {
         super.prepareForReuse()
         buttonText = ""
diff --git a/WireGuard/WireGuard/UI/iOS/View/CheckmarkCell.swift b/WireGuard/WireGuard/UI/iOS/View/CheckmarkCell.swift
index db4b6c9..77cd501 100644
--- a/WireGuard/WireGuard/UI/iOS/View/CheckmarkCell.swift
+++ b/WireGuard/WireGuard/UI/iOS/View/CheckmarkCell.swift
@@ -13,16 +13,16 @@ class CheckmarkCell: UITableViewCell {
             accessoryType = isChecked ? .checkmark : .none
         }
     }
-    
+
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         isChecked = false
         super.init(style: .default, reuseIdentifier: reuseIdentifier)
     }
-    
+
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
     override func prepareForReuse() {
         super.prepareForReuse()
         message = ""
diff --git a/WireGuard/WireGuard/UI/iOS/View/KeyValueCell.swift b/WireGuard/WireGuard/UI/iOS/View/KeyValueCell.swift
index a456de1..81a1712 100644
--- a/WireGuard/WireGuard/UI/iOS/View/KeyValueCell.swift
+++ b/WireGuard/WireGuard/UI/iOS/View/KeyValueCell.swift
@@ -4,7 +4,7 @@
 import UIKit
 
 class KeyValueCell: UITableViewCell {
-    
+
     let keyLabel: UILabel = {
         let keyLabel = UILabel()
         keyLabel.font = UIFont.preferredFont(forTextStyle: .body)
@@ -13,7 +13,7 @@ class KeyValueCell: UITableViewCell {
         keyLabel.textAlignment = .left
         return keyLabel
     }()
-    
+
     let valueLabelScrollView: UIScrollView = {
         let scrollView = UIScrollView(frame: .zero)
         scrollView.isDirectionalLockEnabled = true
@@ -21,7 +21,7 @@ class KeyValueCell: UITableViewCell {
         scrollView.showsVerticalScrollIndicator = false
         return scrollView
     }()
-    
+
     let valueTextField: UITextField = {
         let valueTextField = UITextField()
         valueTextField.textAlignment = .right
@@ -34,7 +34,7 @@ class KeyValueCell: UITableViewCell {
         valueTextField.textColor = .gray
         return valueTextField
     }()
-    
+
     var copyableGesture = true
 
     var key: String {
@@ -53,7 +53,7 @@ class KeyValueCell: UITableViewCell {
         get { return valueTextField.keyboardType }
         set(value) { valueTextField.keyboardType = value }
     }
-    
+
     var isValueValid = true {
         didSet {
             if isValueValid {
@@ -63,26 +63,26 @@ class KeyValueCell: UITableViewCell {
             }
         }
     }
-    
+
     var isStackedHorizontally = false
     var isStackedVertically = false
     var contentSizeBasedConstraints = [NSLayoutConstraint]()
-    
+
     var onValueChanged: ((String) -> Void)?
     var onValueBeingEdited: ((String) -> Void)?
-        
+
     private var textFieldValueOnBeginEditing: String = ""
-    
+
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         super.init(style: style, reuseIdentifier: reuseIdentifier)
-        
+
         contentView.addSubview(keyLabel)
         keyLabel.translatesAutoresizingMaskIntoConstraints = false
         NSLayoutConstraint.activate([
             keyLabel.leftAnchor.constraint(equalTo: contentView.layoutMarginsGuide.leftAnchor),
             keyLabel.topAnchor.constraint(equalToSystemSpacingBelow: contentView.layoutMarginsGuide.topAnchor, multiplier: 0.5)
         ])
-        
+
         valueTextField.delegate = self
         valueLabelScrollView.addSubview(valueTextField)
         valueTextField.translatesAutoresizingMaskIntoConstraints = false
@@ -96,31 +96,31 @@ class KeyValueCell: UITableViewCell {
         let expandToFitValueLabelConstraint = NSLayoutConstraint(item: valueTextField, attribute: .width, relatedBy: .equal, toItem: valueLabelScrollView, attribute: .width, multiplier: 1, constant: 0)
         expandToFitValueLabelConstraint.priority = .defaultLow + 1
         expandToFitValueLabelConstraint.isActive = true
-        
+
         contentView.addSubview(valueLabelScrollView)
-        
+
         contentView.addSubview(valueLabelScrollView)
         valueLabelScrollView.translatesAutoresizingMaskIntoConstraints = false
         NSLayoutConstraint.activate([
             valueLabelScrollView.rightAnchor.constraint(equalTo: contentView.layoutMarginsGuide.rightAnchor),
             contentView.layoutMarginsGuide.bottomAnchor.constraint(equalToSystemSpacingBelow: valueLabelScrollView.bottomAnchor, multiplier: 0.5)
         ])
-        
+
         keyLabel.setContentCompressionResistancePriority(.defaultHigh + 1, for: .horizontal)
         keyLabel.setContentHuggingPriority(.defaultHigh, for: .horizontal)
         valueLabelScrollView.setContentHuggingPriority(.defaultLow, for: .horizontal)
-        
+
         let gestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(handleTapGesture(_:)))
         addGestureRecognizer(gestureRecognizer)
         isUserInteractionEnabled = true
-        
+
         configureForContentSize()
     }
-    
+
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
     func configureForContentSize() {
         var constraints = [NSLayoutConstraint]()
         if traitCollection.preferredContentSizeCategory.isAccessibilityCategory {
@@ -152,13 +152,13 @@ class KeyValueCell: UITableViewCell {
             contentSizeBasedConstraints = constraints
         }
     }
-    
+
     @objc func handleTapGesture(_ recognizer: UIGestureRecognizer) {
         if !copyableGesture {
             return
         }
         guard recognizer.state == .recognized else { return }
-        
+
         if let recognizerView = recognizer.view,
             let recognizerSuperView = recognizerView.superview, recognizerView.becomeFirstResponder() {
             let menuController = UIMenuController.shared
@@ -166,19 +166,19 @@ class KeyValueCell: UITableViewCell {
             menuController.setMenuVisible(true, animated: true)
         }
     }
-    
+
     override var canBecomeFirstResponder: Bool {
         return true
     }
-    
+
     override func canPerformAction(_ action: Selector, withSender sender: Any?) -> Bool {
         return (action == #selector(UIResponderStandardEditActions.copy(_:)))
     }
-    
+
     override func copy(_ sender: Any?) {
         UIPasteboard.general.string = valueTextField.text
     }
-    
+
     override func prepareForReuse() {
         super.prepareForReuse()
         copyableGesture = true
@@ -194,18 +194,18 @@ class KeyValueCell: UITableViewCell {
 }
 
 extension KeyValueCell: UITextFieldDelegate {
-    
+
     func textFieldDidBeginEditing(_ textField: UITextField) {
         textFieldValueOnBeginEditing = textField.text ?? ""
         isValueValid = true
     }
-    
+
     func textFieldDidEndEditing(_ textField: UITextField) {
         let isModified = textField.text ?? "" != textFieldValueOnBeginEditing
         guard isModified else { return }
         onValueChanged?(textField.text ?? "")
     }
-    
+
     func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
         if let onValueBeingEdited = onValueBeingEdited {
             let modifiedText = ((textField.text ?? "") as NSString).replacingCharacters(in: range, with: string)
@@ -213,5 +213,5 @@ extension KeyValueCell: UITextFieldDelegate {
         }
         return true
     }
-    
+
 }
diff --git a/WireGuard/WireGuard/UI/iOS/View/SwitchCell.swift b/WireGuard/WireGuard/UI/iOS/View/SwitchCell.swift
index d0c29aa..68939a7 100644
--- a/WireGuard/WireGuard/UI/iOS/View/SwitchCell.swift
+++ b/WireGuard/WireGuard/UI/iOS/View/SwitchCell.swift
@@ -19,14 +19,14 @@ class SwitchCell: UITableViewCell {
             textLabel?.textColor = value ? .black : .gray
         }
     }
-    
+
     var onSwitchToggled: ((Bool) -> Void)?
-    
+
     let switchView = UISwitch()
-    
+
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         super.init(style: .default, reuseIdentifier: reuseIdentifier)
-        
+
         accessoryView = switchView
         switchView.addTarget(self, action: #selector(switchToggled), for: .valueChanged)
     }
@@ -34,11 +34,11 @@ class SwitchCell: UITableViewCell {
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
     @objc func switchToggled() {
         onSwitchToggled?(switchView.isOn)
     }
-    
+
     override func prepareForReuse() {
         super.prepareForReuse()
         isEnabled = true
diff --git a/WireGuard/WireGuard/UI/iOS/View/TunnelEditKeyValueCell.swift b/WireGuard/WireGuard/UI/iOS/View/TunnelEditKeyValueCell.swift
index fc9595f..57132d6 100644
--- a/WireGuard/WireGuard/UI/iOS/View/TunnelEditKeyValueCell.swift
+++ b/WireGuard/WireGuard/UI/iOS/View/TunnelEditKeyValueCell.swift
@@ -4,40 +4,40 @@
 import UIKit
 
 class TunnelEditKeyValueCell: KeyValueCell {
-    
+
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         super.init(style: style, reuseIdentifier: reuseIdentifier)
-        
+
         keyLabel.textAlignment = .right
         valueTextField.textAlignment = .left
-        
+
         let widthRatioConstraint = NSLayoutConstraint(item: keyLabel, attribute: .width, relatedBy: .equal, toItem: self, attribute: .width, multiplier: 0.4, constant: 0)
         // In case the key doesn't fit into 0.4 * width,
         // set a CR priority > the 0.4-constraint's priority.
         widthRatioConstraint.priority = .defaultHigh + 1
         widthRatioConstraint.isActive = true
     }
-    
+
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
 }
 
 class TunnelEditEditableKeyValueCell: TunnelEditKeyValueCell {
-    
+
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         super.init(style: style, reuseIdentifier: reuseIdentifier)
-        
+
         copyableGesture = false
         valueTextField.textColor = .black
         valueTextField.isEnabled = true
         valueLabelScrollView.isScrollEnabled = false
         valueTextField.widthAnchor.constraint(equalTo: valueLabelScrollView.widthAnchor).isActive = true
     }
-    
+
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
 }
diff --git a/WireGuard/WireGuard/UI/iOS/View/TunnelListCell.swift b/WireGuard/WireGuard/UI/iOS/View/TunnelListCell.swift
index d13346a..2965476 100644
--- a/WireGuard/WireGuard/UI/iOS/View/TunnelListCell.swift
+++ b/WireGuard/WireGuard/UI/iOS/View/TunnelListCell.swift
@@ -19,7 +19,7 @@ class TunnelListCell: UITableViewCell {
         }
     }
     var onSwitchToggled: ((Bool) -> Void)?
-    
+
     let nameLabel: UILabel = {
         let nameLabel = UILabel()
         nameLabel.font = UIFont.preferredFont(forTextStyle: .body)
@@ -27,35 +27,35 @@ class TunnelListCell: UITableViewCell {
         nameLabel.numberOfLines = 0
         return nameLabel
     }()
-    
+
     let busyIndicator: UIActivityIndicatorView = {
         let busyIndicator = UIActivityIndicatorView(style: .gray)
         busyIndicator.hidesWhenStopped = true
         return busyIndicator
     }()
-    
+
     let statusSwitch = UISwitch()
-    
+
     private var statusObservationToken: AnyObject?
     private var nameObservationToken: AnyObject?
-    
+
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         super.init(style: style, reuseIdentifier: reuseIdentifier)
-        
+
         contentView.addSubview(statusSwitch)
         statusSwitch.translatesAutoresizingMaskIntoConstraints = false
         NSLayoutConstraint.activate([
             statusSwitch.centerYAnchor.constraint(equalTo: contentView.centerYAnchor),
             contentView.rightAnchor.constraint(equalTo: statusSwitch.rightAnchor)
         ])
-        
+
         contentView.addSubview(busyIndicator)
         busyIndicator.translatesAutoresizingMaskIntoConstraints = false
         NSLayoutConstraint.activate([
             busyIndicator.centerYAnchor.constraint(equalTo: contentView.centerYAnchor),
             statusSwitch.leftAnchor.constraint(equalToSystemSpacingAfter: busyIndicator.rightAnchor, multiplier: 1)
         ])
-        
+
         contentView.addSubview(nameLabel)
         nameLabel.translatesAutoresizingMaskIntoConstraints = false
         nameLabel.setContentCompressionResistancePriority(.defaultLow, for: .horizontal)
@@ -67,16 +67,16 @@ class TunnelListCell: UITableViewCell {
             busyIndicator.leftAnchor.constraint(equalToSystemSpacingAfter: nameLabel.rightAnchor, multiplier: 1),
             bottomAnchorConstraint
         ])
-        
+
         accessoryType = .disclosureIndicator
-        
+
         statusSwitch.addTarget(self, action: #selector(switchToggled), for: .valueChanged)
     }
-    
+
     @objc func switchToggled() {
         onSwitchToggled?(statusSwitch.isOn)
     }
-    
+
     private func update(from status: TunnelStatus?) {
         guard let status = status else {
             reset()
@@ -93,17 +93,17 @@ class TunnelListCell: UITableViewCell {
             }
         }
     }
-    
+
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
     private func reset() {
         statusSwitch.isOn = false
         statusSwitch.isUserInteractionEnabled = false
         busyIndicator.stopAnimating()
     }
-    
+
     override func prepareForReuse() {
         super.prepareForReuse()
         reset()
diff --git a/WireGuard/WireGuard/UI/iOS/ViewController/SettingsTableViewController.swift b/WireGuard/WireGuard/UI/iOS/ViewController/SettingsTableViewController.swift
index 426e053..58f8611 100644
--- a/WireGuard/WireGuard/UI/iOS/ViewController/SettingsTableViewController.swift
+++ b/WireGuard/WireGuard/UI/iOS/ViewController/SettingsTableViewController.swift
@@ -58,12 +58,12 @@ class SettingsTableViewController: UITableViewController {
     override func viewDidLayoutSubviews() {
         super.viewDidLayoutSubviews()
         guard let logo = tableView.tableFooterView else { return }
-        
+
         let bottomPadding = max(tableView.layoutMargins.bottom, 10)
         let fullHeight = max(tableView.contentSize.height, tableView.bounds.size.height - tableView.layoutMargins.top - bottomPadding)
-        
+
         let imageAspectRatio = logo.intrinsicContentSize.width / logo.intrinsicContentSize.height
-        
+
         var height = tableView.estimatedRowHeight * 1.5
         var width = height * imageAspectRatio
         let maxWidth = view.bounds.size.width - max(tableView.layoutMargins.left + tableView.layoutMargins.right, 20)
@@ -71,11 +71,11 @@ class SettingsTableViewController: UITableViewController {
             width = maxWidth
             height = width / imageAspectRatio
         }
-        
+
         let needsReload = height != logo.frame.height
-        
+
         logo.frame = CGRect(x: (view.bounds.size.width - width) / 2, y: fullHeight - height, width: width, height: height)
-        
+
         if needsReload {
             tableView.tableFooterView = logo
         }
diff --git a/WireGuard/WireGuard/UI/iOS/ViewController/TunnelDetailTableViewController.swift b/WireGuard/WireGuard/UI/iOS/ViewController/TunnelDetailTableViewController.swift
index 8378311..187f7fd 100644
--- a/WireGuard/WireGuard/UI/iOS/ViewController/TunnelDetailTableViewController.swift
+++ b/WireGuard/WireGuard/UI/iOS/ViewController/TunnelDetailTableViewController.swift
@@ -43,7 +43,7 @@ class TunnelDetailTableViewController: UITableViewController {
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
     deinit {
         onDemandStatusObservationToken = nil
         statusObservationToken = nil
@@ -166,7 +166,7 @@ extension TunnelDetailTableViewController {
 
     private func statusCell(for tableView: UITableView, at indexPath: IndexPath) -> UITableViewCell {
         let cell: SwitchCell = tableView.dequeueReusableCell(for: indexPath)
-        
+
         let statusUpdate: (SwitchCell, TunnelStatus) -> Void = { cell, status in
             let text: String
             switch status {
@@ -192,13 +192,13 @@ extension TunnelDetailTableViewController {
             }
             cell.isEnabled = status == .active || status == .inactive
         }
-        
+
         statusUpdate(cell, tunnel.status)
         statusObservationToken = tunnel.observe(\.status) { [weak cell] tunnel, _ in
             guard let cell = cell else { return }
             statusUpdate(cell, tunnel.status)
         }
-        
+
         cell.onSwitchToggled = { [weak self] isOn in
             guard let self = self else { return }
             if isOn {
diff --git a/WireGuard/WireGuard/UI/iOS/ViewController/TunnelsListTableViewController.swift b/WireGuard/WireGuard/UI/iOS/ViewController/TunnelsListTableViewController.swift
index 6dd8e9c..77952c8 100644
--- a/WireGuard/WireGuard/UI/iOS/ViewController/TunnelsListTableViewController.swift
+++ b/WireGuard/WireGuard/UI/iOS/ViewController/TunnelsListTableViewController.swift
@@ -17,27 +17,27 @@ class TunnelsListTableViewController: UIViewController {
         tableView.register(TunnelListCell.self)
         return tableView
     }()
-    
+
     let centeredAddButton: BorderedTextButton = {
         let button = BorderedTextButton()
         button.title = tr("tunnelsListCenteredAddTunnelButtonTitle")
         button.isHidden = true
         return button
     }()
-    
+
     let busyIndicator: UIActivityIndicatorView = {
         let busyIndicator = UIActivityIndicatorView(style: .gray)
         busyIndicator.hidesWhenStopped = true
         return busyIndicator
     }()
-    
+
     override func loadView() {
         view = UIView()
         view.backgroundColor = .white
-        
+
         tableView.dataSource = self
         tableView.delegate = self
-        
+
         view.addSubview(tableView)
         tableView.translatesAutoresizingMaskIntoConstraints = false
         NSLayoutConstraint.activate([
@@ -53,22 +53,22 @@ class TunnelsListTableViewController: UIViewController {
             busyIndicator.centerXAnchor.constraint(equalTo: view.centerXAnchor),
             busyIndicator.centerYAnchor.constraint(equalTo: view.centerYAnchor)
         ])
-        
+
         view.addSubview(centeredAddButton)
         centeredAddButton.translatesAutoresizingMaskIntoConstraints = false
         NSLayoutConstraint.activate([
             centeredAddButton.centerXAnchor.constraint(equalTo: view.centerXAnchor),
             centeredAddButton.centerYAnchor.constraint(equalTo: view.centerYAnchor)
         ])
-        
+
         centeredAddButton.onTapped = { [weak self] in
             guard let self = self else { return }
             self.addButtonTapped(sender: self.centeredAddButton)
         }
-        
+
         busyIndicator.startAnimating()
     }
-    
+
     override func viewDidLoad() {
         super.viewDidLoad()
 
@@ -82,7 +82,7 @@ class TunnelsListTableViewController: UIViewController {
     func setTunnelsManager(tunnelsManager: TunnelsManager) {
         self.tunnelsManager = tunnelsManager
         tunnelsManager.tunnelsListDelegate = self
-        
+
         busyIndicator.stopAnimating()
         tableView.reloadData()
         centeredAddButton.isHidden = tunnelsManager.numberOfTunnels() > 0
@@ -96,7 +96,7 @@ class TunnelsListTableViewController: UIViewController {
 
     @objc func addButtonTapped(sender: AnyObject) {
         guard tunnelsManager != nil else { return }
-        
+
         let alert = UIAlertController(title: "", message: tr("addTunnelMenuHeader"), preferredStyle: .actionSheet)
         let importFileAction = UIAlertAction(title: tr("addTunnelMenuImportFile"), style: .default) { [weak self] _ in
             self?.presentViewControllerForFileImport()
@@ -129,7 +129,7 @@ class TunnelsListTableViewController: UIViewController {
 
     @objc func settingsButtonTapped(sender: UIBarButtonItem) {
         guard tunnelsManager != nil else { return }
-        
+
         let settingsVC = SettingsTableViewController(tunnelsManager: tunnelsManager)
         let settingsNC = UINavigationController(rootViewController: settingsVC)
         settingsNC.modalPresentationStyle = .formSheet
diff --git a/WireGuard/WireGuard/WireGuardAppError.swift b/WireGuard/WireGuard/WireGuardAppError.swift
index 8b725d7..7f80240 100644
--- a/WireGuard/WireGuard/WireGuardAppError.swift
+++ b/WireGuard/WireGuard/WireGuardAppError.swift
@@ -3,6 +3,6 @@
 
 protocol WireGuardAppError: Error {
     typealias AlertText = (title: String, message: String)
-    
+
     var alertText: AlertText { get }
 }