Update to Swift 5.0

.travis.yml

@@ -1,5 +1,5 @@
 language: swift
-osx_image: xcode9
+osx_image: xcode10.2
 xcode_project: Example/CenteredCollectionView.xcworkspace
 xcode_schema: CenteredCollectionView_Tests
 notifications:

CenteredCollectionView.podspec

@@ -64,7 +64,7 @@ Pod::Spec.new do |s|
 
   # s.platform     = :ios
   s.ios.deployment_target = '9.0'
-  s.swift_version = '4.2'
+  s.swift_version = '5.0'
 
   #  When using multiple platforms
   # s.ios.deployment_target = '5.0'

Example/CenteredCollectionView.xcodeproj/project.pbxproj

@@ -257,24 +257,24 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0720;
-				LastUpgradeCheck = 1010;
+				LastUpgradeCheck = 1020;
 				ORGANIZATIONNAME = CocoaPods;
 				TargetAttributes = {
 					607FACCF1AFB9204008FA782 = {
 						CreatedOnToolsVersion = 6.3.1;
-						LastSwiftMigration = 0920;
+						LastSwiftMigration = 1020;
 						ProvisioningStyle = Automatic;
 					};
 					607FACE41AFB9204008FA782 = {
 						CreatedOnToolsVersion = 6.3.1;
-						LastSwiftMigration = 0920;
+						LastSwiftMigration = 1020;
 						TestTargetID = 607FACCF1AFB9204008FA782;
 					};
 				};
 			};
 			buildConfigurationList = 607FACCB1AFB9204008FA782 /* Build configuration list for PBXProject "CenteredCollectionView" */;
 			compatibilityVersion = "Xcode 3.2";
-			developmentRegion = English;
+			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
 				en,
@@ -482,6 +482,7 @@
 			buildSettings = {
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -538,6 +539,7 @@
 			buildSettings = {
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -599,8 +601,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_SWIFT3_OBJC_INFERENCE = On;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -620,8 +621,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "io.github.benemdon.CenteredCollectionView-Example";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
-				SWIFT_SWIFT3_OBJC_INFERENCE = On;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};
@@ -640,8 +640,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_SWIFT3_OBJC_INFERENCE = On;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -656,8 +655,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_SWIFT3_OBJC_INFERENCE = On;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};

Example/CenteredCollectionView.xcodeproj/xcshareddata/xcschemes/CenteredCollectionView-Example.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1010"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Example/CenteredCollectionView/AppDelegate.swift

@@ -15,7 +15,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
 	func application(
 		_ application: UIApplication,
-		didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?
+		didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
 		) -> Bool {
 
 		return true

Example/CenteredCollectionView/ControlCenterView.swift

@@ -9,7 +9,7 @@
 import UIKit
 
 protocol ControlCenterViewDelegate: class {
-	func stateChanged(scrollDirection: UICollectionViewScrollDirection)
+	func stateChanged(scrollDirection: UICollectionView.ScrollDirection)
 	func stateChanged(scrollToEdgeEnabled: Bool)
 }
 
@@ -70,7 +70,7 @@ class ControlCenterView: UIView {
 	// MARK: - Actions
 
 	@objc func controlStateDidChange(sender: UISegmentedControl) {
-		guard let scrollDirection = UICollectionViewScrollDirection(rawValue: sender.selectedSegmentIndex) else { return }
+		guard let scrollDirection = UICollectionView.ScrollDirection(rawValue: sender.selectedSegmentIndex) else { return }
 		delegate?.stateChanged(scrollDirection: scrollDirection)
 	}
 

Example/CenteredCollectionView/ProgrammaticViewController.swift

@@ -72,7 +72,7 @@ class ProgrammaticViewController: UIViewController {
 }
 
 extension ProgrammaticViewController: ControlCenterViewDelegate {
-	func stateChanged(scrollDirection: UICollectionViewScrollDirection) {
+	func stateChanged(scrollDirection: UICollectionView.ScrollDirection) {
 		centeredCollectionViewFlowLayout.scrollDirection = scrollDirection
 	}
 

Example/CenteredCollectionView/StoryboardViewController.swift

@@ -24,7 +24,7 @@ class StoryboardViewController: UIViewController {
         centeredCollectionViewFlowLayout = (collectionView.collectionViewLayout as! CenteredCollectionViewFlowLayout)
 
 		// Modify the collectionView's decelerationRate (REQURED)
-		collectionView.decelerationRate = UIScrollViewDecelerationRateFast
+		collectionView.decelerationRate = UIScrollView.DecelerationRate.fast
 
 		// Make the example pretty ✨
 		view.applyGradient()

README.md

@@ -2,7 +2,7 @@
 [![Build Status](https://travis-ci.org/BenEmdon/CenteredCollectionView.svg?branch=master)](https://travis-ci.org/BenEmdon/CenteredCollectionView)
 [![Version](https://img.shields.io/cocoapods/v/CenteredCollectionView.svg?style=flat)](http://cocoapods.org/pods/CenteredCollectionView)
 [![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
-[![Swift 4.2](https://img.shields.io/badge/Swift-4.2-orange.svg?style=flat)](https://swift.org)
+[![Swift 5.0](https://img.shields.io/badge/Swift-5.0-orange.svg?style=flat)](https://swift.org)
 [![Platform](https://img.shields.io/badge/platforms-iOS%20%7C%20tvOS-orange.svg)](http://cocoapods.org/pods/CenteredCollectionView)
 
 `CenteredCollectionView` is a lightweight drop in place `UICollectionViewFlowLayout` that _pages_ and keeps its cells centered, resulting in the _"carousel effect"_ 🎡