Update project to Xcode '10.3'.

Sources/Animation.swift

@@ -24,7 +24,7 @@ public class Animation: NSObject {
     /// An object which provides facility to use dynamics for animation.
     public let dynamics: AnimationDynamics?
     /// Animation's options.
-    public let options: UIViewAnimationOptions
+    public let options: UIView.AnimationOptions
     /// Closure where changes will be performed using an animation.
     public private (set) var animation: AnimationClosure?
     /// Closure which specifies the end of animation.
@@ -43,7 +43,7 @@ public class Animation: NSObject {
     ///   - animation: closure where changes will be performed using an animation.
     ///   - completion: closure which specifies the end of animation.
     public init(duration: TimeInterval, delay: TimeInterval = 0.0, dynamics: AnimationDynamics? = nil,
-                options: UIViewAnimationOptions = [], animation: AnimationClosure? = nil,
+                options: UIView.AnimationOptions = [], animation: AnimationClosure? = nil,
                 completion: CompletionClosure? = nil) {
         self.duration = duration
         self.delay = delay

Sources/ContainerLoaderController.swift

@@ -38,9 +38,9 @@ class ContainerLoaderController {
                                                                                               viewControllerFor: index)
             else { return }
         
-        childViewController.willMove(toParentViewController: menuController)
+        childViewController.willMove(toParent: menuController)
         menuController.screenScrollView.insertSubview(childViewController.view, at: 0)
-        menuController.addChildViewController(childViewController)
+        menuController.addChild(childViewController)
         menuController.screens[index] = childViewController
         
         menuController.containerLifeCycleController.prepareMachine(for: index)
@@ -81,9 +81,9 @@ class ContainerLoaderController {
         guard menuController.isValid(index: index),
             let childViewController = menuController.screens[index] else { return }
         
-        childViewController.willMove(toParentViewController: nil)
+        childViewController.willMove(toParent: nil)
         childViewController.view.removeFromSuperview()
-        childViewController.removeFromParentViewController()
+        childViewController.removeFromParent()
         menuController.screens[index] = nil
         
         menuController.containerLifeCycleController.removeMachine(for: index)

Sources/HorizontalMenuViewController.swift

@@ -124,7 +124,7 @@ public class HorizontalMenuViewController: UIViewController, MenuDataSource, Pag
         return dataSource?.horizontalMenuViewControllerNumberOfElements(horizontalMenuViewController: self) ?? 0
     }
     
-    internal (set) var selectionOperation: Operation?
+    var selectionOperation: Operation?
     
     private (set) var layoutController: LayoutController!
     private (set) var paginationController: PaginationController!

Sources/ItemGeometry.swift

@@ -15,7 +15,7 @@ open class ItemGeometry: NSObject {
     }
     
     /// The size of item. Default value is (width: 44.0, height: 44.0).
-    open let size: CGSize
+    public let size: CGSize
     /// Alignment of menu itme. Default value is center.
     public let verticalAlignment: VerticalAlignment
     

Sources/MenuItem.swift

@@ -48,7 +48,7 @@ open class MenuItem: NSObject {
     /// - Parameters:
     ///   - textStates: a dictionary which contains attributed string for each state (normal, highlighted, selected)
     ///   - indicatorColor: background color for indicator view.
-    public convenience init(textStates: [UIControlState : NSAttributedString],
+    public convenience init(textStates: [UIControl.State : NSAttributedString],
                             indicatorColor: FinalColor? = nil) {
         let button = UIButton()
         

Sources/SelectionController.swift

@@ -100,7 +100,7 @@ class SelectionController {
     
     private func index(for view: UIView?) -> Int? {
         guard let view = view else { return nil }
-        return menuDataSource.items.index(where: { $0.view == view })
+        return menuDataSource.items.firstIndex(where: { $0.view == view })
     }
     
     private func clearTargets() {

Sources/UIControlState+Hashable.swift

@@ -8,9 +8,8 @@
 
 import Foundation
 
-extension UIControlState: Hashable {
-    /// Compute hash value.
-    public var hashValue: Int {
-        return Int(rawValue) * 1024
+extension UIControl.State: Hashable {
+    public func hash(into hasher: inout Hasher) {
+        hasher.combine(rawValue)
     }
 }

Sources/ViewControllerState.swift

@@ -25,6 +25,6 @@ class ViewControllerState: GKState {
     }
     
     override func isValidNextState(_ stateClass: AnyClass) -> Bool {
-        return validNextStates.index(where: { $0 == stateClass }) != nil
+        return validNextStates.firstIndex(where: { $0 == stateClass }) != nil
     }
 }

TPGHorizontalMenu/TPGHorizontalMenu.xcodeproj/project.pbxproj

@@ -339,27 +339,28 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0820;
-				LastUpgradeCheck = 0930;
+				LastUpgradeCheck = 1030;
 				ORGANIZATIONNAME = "3Pillar Global";
 				TargetAttributes = {
 					FFBF6C921E681D7D008B7F73 = {
 						CreatedOnToolsVersion = 8.2.1;
-						LastSwiftMigration = 0910;
+						LastSwiftMigration = 1030;
 						ProvisioningStyle = Automatic;
 					};
 					FFBF6C9B1E681D7D008B7F73 = {
 						CreatedOnToolsVersion = 8.2.1;
-						LastSwiftMigration = 0910;
+						LastSwiftMigration = 1030;
 						ProvisioningStyle = Automatic;
 					};
 				};
 			};
 			buildConfigurationList = FFBF6C8D1E681D7D008B7F73 /* Build configuration list for PBXProject "TPGHorizontalMenu" */;
 			compatibilityVersion = "Xcode 3.2";
-			developmentRegion = English;
+			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
 				en,
+				Base,
 			);
 			mainGroup = FFBF6C891E681D7D008B7F73;
 			productRefGroup = FFBF6C941E681D7D008B7F73 /* Products */;
@@ -462,6 +463,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
@@ -523,6 +525,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
@@ -594,8 +597,7 @@
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -619,8 +621,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				SKIP_INSTALL = YES;
-				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};
@@ -632,8 +633,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "-PG.TPGHorizontalMenuTests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -645,8 +645,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "-PG.TPGHorizontalMenuTests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};

TPGHorizontalMenu/TPGHorizontalMenu.xcodeproj/xcshareddata/xcschemes/TPGHorizontalMenu.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0930"
+   LastUpgradeVersion = "1030"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"