Added Swift 4.2 support

Alerts&Pickers.xcodeproj/project.pbxproj

@@ -749,12 +749,12 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CODE_SIGN_STYLE = Automatic;
-				DEVELOPMENT_TEAM = XL743FKK28;
+				DEVELOPMENT_TEAM = H8UVDSE8R7;
 				INFOPLIST_FILE = "$(SRCROOT)/Example/Resources/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "AA.Alerts-Pickers";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -764,12 +764,12 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CODE_SIGN_STYLE = Automatic;
-				DEVELOPMENT_TEAM = XL743FKK28;
+				DEVELOPMENT_TEAM = H8UVDSE8R7;
 				INFOPLIST_FILE = "$(SRCROOT)/Example/Resources/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "AA.Alerts-Pickers";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;

Alerts&Pickers.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

Example/AppDelegate.swift

@@ -5,7 +5,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
     var window: UIWindow?
 
-    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
+    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
         window = UIWindow(frame: UIScreen.main.bounds)
         window?.rootViewController = UINavigationController(rootViewController: ViewController())
         window?.makeKeyAndVisible()

Example/ViewController.swift

@@ -99,7 +99,7 @@ class ViewController: UIViewController {
 
     // MARK: Properties
 
-    fileprivate var alertStyle: UIAlertControllerStyle = .actionSheet
+    fileprivate var alertStyle: UIAlertController.Style = .actionSheet
 
     fileprivate lazy var segments: SegmentedControl = {
         let styles: [String] = ["Alert", "ActionSheet"]
@@ -120,7 +120,7 @@ class ViewController: UIViewController {
         $0.register(TypeOneCell.self, forCellWithReuseIdentifier: TypeOneCell.identifier)
         $0.showsVerticalScrollIndicator = false
         $0.showsHorizontalScrollIndicator = false
-        $0.decelerationRate = UIScrollViewDecelerationRateFast
+        $0.decelerationRate = UIScrollView.DecelerationRate.fast
         //$0.contentInsetAdjustmentBehavior = .never
         $0.bounces = true
         $0.backgroundColor = .white

README.md

@@ -454,7 +454,7 @@ Download and drop `/Source` folder in your project.
 
 ## Requirements
 
-* Swift 4
+* Swift 4.2
 * iOS 11 or higher
 
 ## Authors

Source/Extensions/String+Extensions.swift

@@ -13,7 +13,7 @@ extension String {
     subscript (r: Range<Int>) -> String {
         let start = index(startIndex, offsetBy: r.lowerBound)
         let end = index(startIndex, offsetBy: r.upperBound)
-        return String(self[Range(start ..< end)])
+        return String(self[Range(start.hashValue ..< end.hashValue)])
     }
 
     var containsAlphabets: Bool {
@@ -41,12 +41,12 @@ public extension String {
 
     /// Underlined string
     public var underline: NSAttributedString {
-        return NSAttributedString(string: self, attributes: [.underlineStyle: NSUnderlineStyle.styleSingle.rawValue])
+        return NSAttributedString(string: self, attributes: [.underlineStyle: NSUnderlineStyle.single.rawValue])
     }
 
     /// Strikethrough string.
     public var strikethrough: NSAttributedString {
-        return NSAttributedString(string: self, attributes: [.strikethroughStyle: NSNumber(value: NSUnderlineStyle.styleSingle.rawValue as Int)])
+        return NSAttributedString(string: self, attributes: [.strikethroughStyle: NSNumber(value: NSUnderlineStyle.single.rawValue as Int)])
     }
 
     /// Italic string.

Source/Extensions/UIAlertController+Extensions.swift

@@ -12,7 +12,7 @@ extension UIAlertController {
     ///   - message: alert controller's message (default is nil).
     ///   - defaultActionButtonTitle: default action button title (default is "OK")
     ///   - tintColor: alert controller's tint color (default is nil)
-    convenience init(style: UIAlertControllerStyle, source: UIView? = nil, title: String? = nil, message: String? = nil, tintColor: UIColor? = nil) {
+    convenience init(style: UIAlertController.Style, source: UIView? = nil, title: String? = nil, message: String? = nil, tintColor: UIColor? = nil) {
         self.init(title: title, message: message, preferredStyle: style)
 
         // TODO: for iPad or other views
@@ -48,7 +48,7 @@ extension UIAlertController {
     ///   - animated: set true to animate presentation of alert controller (default is true).
     ///   - vibrate: set true to vibrate the device while presenting the alert (default is false).
     ///   - completion: an optional completion handler to be called after presenting alert controller (default is nil).
-    public func show(animated: Bool = true, vibrate: Bool = false, style: UIBlurEffectStyle? = nil, completion: (() -> Void)? = nil) {
+    public func show(animated: Bool = true, vibrate: Bool = false, style: UIBlurEffect.Style? = nil, completion: (() -> Void)? = nil) {
 
         /// TODO: change UIBlurEffectStyle
         if let style = style {
@@ -72,7 +72,7 @@ extension UIAlertController {
     ///   - style: action style (default is UIAlertActionStyle.default)
     ///   - isEnabled: isEnabled status for action (default is true)
     ///   - handler: optional action handler to be called when button is tapped (default is nil)
-    func addAction(image: UIImage? = nil, title: String, color: UIColor? = nil, style: UIAlertActionStyle = .default, isEnabled: Bool = true, handler: ((UIAlertAction) -> Void)? = nil) {
+    func addAction(image: UIImage? = nil, title: String, color: UIColor? = nil, style: UIAlertAction.Style = .default, isEnabled: Bool = true, handler: ((UIAlertAction) -> Void)? = nil) {
         //let isPad: Bool = UIDevice.current.userInterfaceIdiom == .pad
         //let action = UIAlertAction(title: title, style: isPad && style == .cancel ? .default : style, handler: handler)
         let action = UIAlertAction(title: title, style: style, handler: handler)
@@ -106,7 +106,7 @@ extension UIAlertController {
 
     func setTitle(font: UIFont, color: UIColor) {
         guard let title = self.title else { return }
-        let attributes: [NSAttributedStringKey: Any] = [.font: font, .foregroundColor: color]
+        let attributes: [NSAttributedString.Key: Any] = [.font: font, .foregroundColor: color]
         let attributedTitle = NSMutableAttributedString(string: title, attributes: attributes)
         setValue(attributedTitle, forKey: "attributedTitle")
     }
@@ -126,7 +126,7 @@ extension UIAlertController {
 
     func setMessage(font: UIFont, color: UIColor) {
         guard let message = self.message else { return }
-        let attributes: [NSAttributedStringKey: Any] = [.font: font, .foregroundColor: color]
+        let attributes: [NSAttributedString.Key: Any] = [.font: font, .foregroundColor: color]
         let attributedMessage = NSMutableAttributedString(string: message, attributes: attributes)
         setValue(attributedMessage, forKey: "attributedMessage")
     }

Source/Extensions/UIImageView+Extensions.swift

@@ -9,7 +9,7 @@ extension UIImageView {
     ///   - color: This optional paramter sets the background of the image. By default, a random color will be generated.
     ///   - circular: This boolean will determine if the image view will be clipped to a circular shape.
     ///   - textAttributes: This dictionary allows you to specify font, text color, shadow properties, etc.
-    open func setImage(string: String?, color: UIColor? = nil, circular: Bool = false, textAttributes: [NSAttributedStringKey: Any]? = nil) {
+    open func setImage(string: String?, color: UIColor? = nil, circular: Bool = false, textAttributes: [NSAttributedString.Key: Any]? = nil) {
 
         let image = imageSnap(text: string != nil ? string?.initials : "", color: color ?? UIColor.random, circular: circular, textAttributes: textAttributes)
 
@@ -18,7 +18,7 @@ extension UIImageView {
         }
     }
 
-    private func imageSnap(text: String?, color: UIColor, circular: Bool, textAttributes: [NSAttributedStringKey: Any]?) -> UIImage? {
+    private func imageSnap(text: String?, color: UIColor, circular: Bool, textAttributes: [NSAttributedString.Key: Any]?) -> UIImage? {
 
         let scale = Float(UIScreen.main.scale)
         var size = bounds.size
@@ -41,7 +41,7 @@ extension UIImageView {
 
         // Text
         if let text = text {
-            let attributes: [NSAttributedStringKey: Any] = textAttributes ?? [.foregroundColor: UIColor.white, .font: UIFont.systemFont(ofSize: 15.0)]
+            let attributes: [NSAttributedString.Key: Any] = textAttributes ?? [.foregroundColor: UIColor.white, .font: UIFont.systemFont(ofSize: 15.0)]
 
             let textSize = text.size(withAttributes: attributes)
             let bounds = self.bounds
@@ -91,24 +91,24 @@ let kGradientBotomOffset: HSVOffset = (hue: 0.025, saturation: -0.05, brightness
 
 extension UIImageView {
 
-    public func setImageForName(string: String, backgroundColor: UIColor? = nil, circular: Bool, textAttributes: [NSAttributedStringKey: AnyObject]?, gradient: Bool = false) {
+    public func setImageForName(string: String, backgroundColor: UIColor? = nil, circular: Bool, textAttributes: [NSAttributedString.Key: AnyObject]?, gradient: Bool = false) {
 
         setImageForName(string: string, backgroundColor: backgroundColor, circular: circular, textAttributes: textAttributes, gradient: gradient, gradientColors: nil)
     }
 
-    public func setImageForName(string: String, gradientColors: GradientColors? = nil, circular: Bool = true, textAttributes: [NSAttributedStringKey: AnyObject]? = nil) {
+    public func setImageForName(string: String, gradientColors: GradientColors? = nil, circular: Bool = true, textAttributes: [NSAttributedString.Key: AnyObject]? = nil) {
 
         setImageForName(string: string, backgroundColor: nil, circular: circular, textAttributes: textAttributes, gradient: true, gradientColors: gradientColors)
     }
 
-    public func setImageForName(string: String, backgroundColor: UIColor? = nil, circular: Bool, textAttributes: [NSAttributedStringKey: AnyObject]? = nil, gradient: Bool = false, gradientColors: GradientColors? = nil) {
+    public func setImageForName(string: String, backgroundColor: UIColor? = nil, circular: Bool, textAttributes: [NSAttributedString.Key: AnyObject]? = nil, gradient: Bool = false, gradientColors: GradientColors? = nil) {
 
         let initials: String = initialsFromString(string: string)
         let color: UIColor = (backgroundColor != nil) ? backgroundColor! : randomColor(for: string)
         let gradientColors = gradientColors ?? topAndBottomColors(for: color)
-        let attributes: [NSAttributedStringKey: AnyObject] = (textAttributes != nil) ? textAttributes! : [
-            NSAttributedStringKey.font: self.fontForFontName(name: nil),
-            NSAttributedStringKey.foregroundColor: UIColor.white
+        let attributes: [NSAttributedString.Key: AnyObject] = (textAttributes != nil) ? textAttributes! : [
+            NSAttributedString.Key.font: self.fontForFontName(name: nil),
+            NSAttributedString.Key.foregroundColor: UIColor.white
         ]
 
         self.image = imageSnapshot(text: initials, backgroundColor: color, circular: circular, textAttributes: attributes, gradient: gradient, gradientColors: gradientColors)
@@ -126,7 +126,7 @@ extension UIImageView {
 
     }
 
-    private func imageSnapshot(text imageText: String, backgroundColor: UIColor, circular: Bool, textAttributes: [NSAttributedStringKey : AnyObject], gradient: Bool, gradientColors: GradientColors) -> UIImage {
+    private func imageSnapshot(text imageText: String, backgroundColor: UIColor, circular: Bool, textAttributes: [NSAttributedString.Key : AnyObject], gradient: Bool, gradientColors: GradientColors) -> UIImage {
 
         let scale: CGFloat = UIScreen.main.scale
 

Source/Extensions/UISegmentedControl+Extensions.swift

@@ -4,8 +4,8 @@ public extension UISegmentedControl {
 
     /// Font of titles
     public func title(font: UIFont) {
-        let attributes: [NSAttributedStringKey: Any] = [.font: font]
-        setTitleTextAttributes(attributes, for: UIControlState())
+        let attributes: [NSAttributedString.Key: Any] = [.font: font]
+        setTitleTextAttributes(attributes, for: UIControl.State())
         //setNeedsDisplay()
         //layoutIfNeeded()
     }

Source/Extensions/UITextField+Extensions.swift

@@ -12,30 +12,30 @@ extension UITextField {
 
     func left(image: UIImage?, color: UIColor = .black) {
         if let image = image {
-            leftViewMode = UITextFieldViewMode.always
+            leftViewMode = UITextField.ViewMode.always
             let imageView = UIImageView(frame: CGRect(x: 0, y: 0, width: 20, height: 20))
             imageView.contentMode = .scaleAspectFit
             imageView.image = image
             imageView.image = imageView.image?.withRenderingMode(.alwaysTemplate)
             imageView.tintColor = color
             leftView = imageView
         } else {
-            leftViewMode = UITextFieldViewMode.never
+            leftViewMode = UITextField.ViewMode.never
             leftView = nil
         }
     }
 
     func right(image: UIImage?, color: UIColor = .black) {
         if let image = image {
-            rightViewMode = UITextFieldViewMode.always
+            rightViewMode = UITextField.ViewMode.always
             let imageView = UIImageView(frame: CGRect(x: 0, y: 0, width: 20, height: 20))
             imageView.contentMode = .scaleAspectFit
             imageView.image = image
             imageView.image = imageView.image?.withRenderingMode(.alwaysTemplate)
             imageView.tintColor = color
             rightView = imageView
         } else {
-            rightViewMode = UITextFieldViewMode.never
+            rightViewMode = UITextField.ViewMode.never
             rightView = nil
         }
     }
@@ -49,11 +49,11 @@ public extension UITextField {
     ///
     /// - Parameter color: placeholder text color.
     public func setPlaceHolderTextColor(_ color: UIColor) {
-        self.attributedPlaceholder = NSAttributedString(string:self.placeholder != nil ? self.placeholder! : "", attributes:[NSAttributedStringKey.foregroundColor: color])
+        self.attributedPlaceholder = NSAttributedString(string:self.placeholder != nil ? self.placeholder! : "", attributes:[NSAttributedString.Key.foregroundColor: color])
     }
 
     /// Set placeholder text and its color
     func placeholder(text value: String, color: UIColor = .red) {
-        self.attributedPlaceholder = NSAttributedString(string: value, attributes: [ NSAttributedStringKey.foregroundColor : color])
+        self.attributedPlaceholder = NSAttributedString(string: value, attributes: [ NSAttributedString.Key.foregroundColor : color])
     }
 }

Source/Pickers/Contacts/ContactsPickerViewController.swift

@@ -167,9 +167,9 @@ final class ContactsPickerViewController: UIViewController {
         case .denied, .restricted:
             /// User has denied the current app to access the contacts.
             let productName = Bundle.main.infoDictionary!["CFBundleName"]!
-            let alert = UIAlertController(style: .alert, title: "Permission denied", message: "\(productName) does not have access to contacts. Please, allow the application to access to your contacts.")
+            let alert = UIAlertController(title: "Permission denied", message: "\(productName) does not have access to contacts. Please, allow the application to access to your contacts.", preferredStyle: .alert)
             alert.addAction(title: "Settings", style: .destructive) { action in
-                if let settingsURL = URL(string: UIApplicationOpenSettingsURLString) {
+                if let settingsURL = URL(string: UIApplication.openSettingsURLString) {
                     UIApplication.shared.open(settingsURL)
                 }
             }
@@ -189,7 +189,7 @@ final class ContactsPickerViewController: UIViewController {
 
             case .error(let error):
                 Log("------ error")
-                let alert = UIAlertController(style: .alert, title: "Error", message: error.localizedDescription)
+                let alert = UIAlertController(title: "Error", message: error.localizedDescription, preferredStyle: .alert)
                 alert.addAction(title: "OK") { [unowned self] action in
                     self.alertController?.dismiss(animated: true)
                 }

Source/Pickers/Contacts/Views/ContactCell.swift

@@ -11,7 +11,7 @@ final class ContactTableViewCell: UITableViewCell {
 
     // MARK: Initialize
 
-    override init(style: UITableViewCellStyle, reuseIdentifier: String?) {
+    override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         super.init(style: .subtitle, reuseIdentifier: reuseIdentifier)
         selectionStyle = .none
         backgroundColor = nil

Source/Pickers/Date/DatePickerViewController.swift

@@ -11,7 +11,7 @@ extension UIAlertController {
     ///   - maximumDate: maximum date of date picker
     ///   - action: an action for datePicker value change
 
-    func addDatePicker(mode: UIDatePickerMode, date: Date?, minimumDate: Date? = nil, maximumDate: Date? = nil, action: DatePickerViewController.Action?) {
+    func addDatePicker(mode: UIDatePicker.Mode, date: Date?, minimumDate: Date? = nil, maximumDate: Date? = nil, action: DatePickerViewController.Action?) {
         let datePicker = DatePickerViewController(mode: mode, date: date, minimumDate: minimumDate, maximumDate: maximumDate, action: action)
         set(vc: datePicker, height: 217)
     }
@@ -28,7 +28,7 @@ final class DatePickerViewController: UIViewController {
         return $0
     }(UIDatePicker())
 
-    required init(mode: UIDatePickerMode, date: Date? = nil, minimumDate: Date? = nil, maximumDate: Date? = nil, action: Action?) {
+    required init(mode: UIDatePicker.Mode, date: Date? = nil, minimumDate: Date? = nil, maximumDate: Date? = nil, action: Action?) {
         super.init(nibName: nil, bundle: nil)
         datePicker.datePickerMode = mode
         datePicker.date = date ?? Date()

Source/Pickers/Image/ImagePickerViewController.swift

@@ -10,7 +10,7 @@ extension UIAlertController {
     ///   - images: for content to select
     ///   - selection: type and action for selection of image/images
 
-    func addImagePicker(flow: UICollectionViewScrollDirection, paging: Bool, images: [UIImage], selection: ImagePickerViewController.SelectionType? = nil) {
+    func addImagePicker(flow: UICollectionView.ScrollDirection, paging: Bool, images: [UIImage], selection: ImagePickerViewController.SelectionType? = nil) {
         let vc = ImagePickerViewController(flow: flow, paging: paging, images: images, selection: selection)
 
         if UIDevice.current.userInterfaceIdiom == .pad {
@@ -68,7 +68,7 @@ final class ImagePickerViewController: UIViewController {
         $0.register(ItemWithImage.self, forCellWithReuseIdentifier: ItemWithImage.identifier)
         $0.showsVerticalScrollIndicator = false
         $0.showsHorizontalScrollIndicator = false
-        $0.decelerationRate = UIScrollViewDecelerationRateFast
+        $0.decelerationRate = UIScrollView.DecelerationRate.fast
         $0.contentInsetAdjustmentBehavior = .never
         $0.bounces = false
         $0.backgroundColor = .clear
@@ -90,7 +90,7 @@ final class ImagePickerViewController: UIViewController {
 
     // MARK: Initialize
 
-    required init(flow: UICollectionViewScrollDirection, paging: Bool, images: [UIImage], selection: SelectionType?) {
+    required init(flow: UICollectionView.ScrollDirection, paging: Bool, images: [UIImage], selection: SelectionType?) {
         super.init(nibName: nil, bundle: nil)
         self.images = images
         self.selection = selection