Conversion to swift 4.2

Example/IOStickyHeader.xcodeproj/project.pbxproj

@@ -19,7 +19,6 @@
 		B5A103C51DE4DAC8007A0543 /* IOStickyHeader.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = B5A103BD1DE4DAC7007A0543 /* IOStickyHeader.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
 		B5A103CC1DE4DAF4007A0543 /* IOStickyHeaderFlowLayout.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5A103CA1DE4DAF4007A0543 /* IOStickyHeaderFlowLayout.swift */; };
 		B5A103CD1DE4DAF4007A0543 /* IOStickyHeaderFlowLayoutAttributes.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5A103CB1DE4DAF4007A0543 /* IOStickyHeaderFlowLayoutAttributes.swift */; };
-		B5A103CE1DE4DC29007A0543 /* Info.plist in Resources */ = {isa = PBXBuildFile; fileRef = B5A103C01DE4DAC8007A0543 /* Info.plist */; };
 		B5BBF3F71B4527530036E522 /* IOCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5BBF3F61B4527530036E522 /* IOCell.swift */; };
 		B5BBF3F91B45278A0036E522 /* IOSectionHeader.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5BBF3F81B45278A0036E522 /* IOSectionHeader.swift */; };
 		B5BBF3FB1B4533360036E522 /* IOParallaxVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5BBF3FA1B4533360036E522 /* IOParallaxVC.swift */; };
@@ -66,7 +65,7 @@
 		3A821C5AE99B2DA5F9DAE72D /* Pods-IOStickyHeader_Example.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-IOStickyHeader_Example.release.xcconfig"; path = "Pods/Target Support Files/Pods-IOStickyHeader_Example/Pods-IOStickyHeader_Example.release.xcconfig"; sourceTree = "<group>"; };
 		42CB45BE0D2D8AA9AF35EF4F /* Pods-IOStickyHeader_Example.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-IOStickyHeader_Example.debug.xcconfig"; path = "Pods/Target Support Files/Pods-IOStickyHeader_Example/Pods-IOStickyHeader_Example.debug.xcconfig"; sourceTree = "<group>"; };
 		453879E8AAFF88C0851E23EC /* Pods-IOStickyHeader_Tests.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-IOStickyHeader_Tests.release.xcconfig"; path = "Pods/Target Support Files/Pods-IOStickyHeader_Tests/Pods-IOStickyHeader_Tests.release.xcconfig"; sourceTree = "<group>"; };
-		4DEE4639C9130DFBCA00CA7A /* IOStickyHeader.podspec */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text; name = IOStickyHeader.podspec; path = ../IOStickyHeader.podspec; sourceTree = "<group>"; };
+		4DEE4639C9130DFBCA00CA7A /* IOStickyHeader.podspec */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text; name = IOStickyHeader.podspec; path = ../IOStickyHeader.podspec; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.ruby; };
 		607FACD01AFB9204008FA782 /* IOStickyHeader_Example.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = IOStickyHeader_Example.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		607FACD41AFB9204008FA782 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		607FACD51AFB9204008FA782 /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
@@ -280,7 +279,6 @@
 				607FACCD1AFB9204008FA782 /* Frameworks */,
 				607FACCE1AFB9204008FA782 /* Resources */,
 				E690F7EFDD9AB9147E6B7291 /* [CP] Embed Pods Frameworks */,
-				53901772650ED5CCD6793AE3 /* [CP] Copy Pods Resources */,
 				B5A103C91DE4DAC8007A0543 /* Embed Frameworks */,
 			);
 			buildRules = (
@@ -302,7 +300,6 @@
 				607FACE21AFB9204008FA782 /* Frameworks */,
 				607FACE31AFB9204008FA782 /* Resources */,
 				FC8B3611137FE200ADFC5906 /* [CP] Embed Pods Frameworks */,
-				13307848A4FD7EB6D983827E /* [CP] Copy Pods Resources */,
 			);
 			buildRules = (
 			);
@@ -340,7 +337,7 @@
 			attributes = {
 				CLASSPREFIX = IO;
 				LastSwiftUpdateCheck = 0700;
-				LastUpgradeCheck = 0700;
+				LastUpgradeCheck = 1010;
 				ORGANIZATIONNAME = "Benjamin Prieur";
 				TargetAttributes = {
 					607FACCF1AFB9204008FA782 = {
@@ -357,6 +354,7 @@
 					B5A103BC1DE4DAC7007A0543 = {
 						CreatedOnToolsVersion = 8.1;
 						DevelopmentTeam = 59DC93254K;
+						LastSwiftMigration = 1010;
 						ProvisioningStyle = Automatic;
 					};
 				};
@@ -405,56 +403,28 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				B5A103CE1DE4DC29007A0543 /* Info.plist in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
-		13307848A4FD7EB6D983827E /* [CP] Copy Pods Resources */ = {
-			isa = PBXShellScriptBuildPhase;
-			buildActionMask = 2147483647;
-			files = (
-			);
-			inputPaths = (
-			);
-			name = "[CP] Copy Pods Resources";
-			outputPaths = (
-			);
-			runOnlyForDeploymentPostprocessing = 0;
-			shellPath = /bin/sh;
-			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-IOStickyHeader_Tests/Pods-IOStickyHeader_Tests-resources.sh\"\n";
-			showEnvVarsInLog = 0;
-		};
 		458576CB9494E3ADDF380322 /* [CP] Check Pods Manifest.lock */ = {
 			isa = PBXShellScriptBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
 			);
 			inputPaths = (
+				"${PODS_PODFILE_DIR_PATH}/Podfile.lock",
+				"${PODS_ROOT}/Manifest.lock",
 			);
 			name = "[CP] Check Pods Manifest.lock";
 			outputPaths = (
+				"$(DERIVED_FILE_DIR)/Pods-IOStickyHeader_Example-checkManifestLockResult.txt",
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
-			showEnvVarsInLog = 0;
-		};
-		53901772650ED5CCD6793AE3 /* [CP] Copy Pods Resources */ = {
-			isa = PBXShellScriptBuildPhase;
-			buildActionMask = 2147483647;
-			files = (
-			);
-			inputPaths = (
-			);
-			name = "[CP] Copy Pods Resources";
-			outputPaths = (
-			);
-			runOnlyForDeploymentPostprocessing = 0;
-			shellPath = /bin/sh;
-			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-IOStickyHeader_Example/Pods-IOStickyHeader_Example-resources.sh\"\n";
+			shellScript = "diff \"${PODS_PODFILE_DIR_PATH}/Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n# This output is used by Xcode 'outputs' to avoid re-running this script phase.\necho \"SUCCESS\" > \"${SCRIPT_OUTPUT_FILE_0}\"\n";
 			showEnvVarsInLog = 0;
 		};
 		7C6F527ACC59BC384EE6C554 /* [CP] Check Pods Manifest.lock */ = {
@@ -463,13 +433,16 @@
 			files = (
 			);
 			inputPaths = (
+				"${PODS_PODFILE_DIR_PATH}/Podfile.lock",
+				"${PODS_ROOT}/Manifest.lock",
 			);
 			name = "[CP] Check Pods Manifest.lock";
 			outputPaths = (
+				"$(DERIVED_FILE_DIR)/Pods-IOStickyHeader_Tests-checkManifestLockResult.txt",
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			shellScript = "diff \"${PODS_PODFILE_DIR_PATH}/Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n# This output is used by Xcode 'outputs' to avoid re-running this script phase.\necho \"SUCCESS\" > \"${SCRIPT_OUTPUT_FILE_0}\"\n";
 			showEnvVarsInLog = 0;
 		};
 		E690F7EFDD9AB9147E6B7291 /* [CP] Embed Pods Frameworks */ = {
@@ -478,9 +451,12 @@
 			files = (
 			);
 			inputPaths = (
+				"${SRCROOT}/Pods/Target Support Files/Pods-IOStickyHeader_Example/Pods-IOStickyHeader_Example-frameworks.sh",
+				"${BUILT_PRODUCTS_DIR}/IOStickyHeader/IOStickyHeader.framework",
 			);
 			name = "[CP] Embed Pods Frameworks";
 			outputPaths = (
+				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/IOStickyHeader.framework",
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
@@ -493,9 +469,12 @@
 			files = (
 			);
 			inputPaths = (
+				"${SRCROOT}/Pods/Target Support Files/Pods-IOStickyHeader_Tests/Pods-IOStickyHeader_Tests-frameworks.sh",
+				"${BUILT_PRODUCTS_DIR}/IOStickyHeader/IOStickyHeader.framework",
 			);
 			name = "[CP] Embed Pods Frameworks";
 			outputPaths = (
+				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/IOStickyHeader.framework",
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
@@ -579,13 +558,23 @@
 				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_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				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_IMPLICIT_RETAIN_SELF = 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;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
@@ -625,13 +614,23 @@
 				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_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				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_IMPLICIT_RETAIN_SELF = 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;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
@@ -650,6 +649,7 @@
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
+				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_VERSION = 3.0;
 				VALIDATE_PRODUCT = YES;
 			};
@@ -670,7 +670,8 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "";
 				PROVISIONING_PROFILE_SPECIFIER = "";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
+				SWIFT_VERSION = 4.2;
 			};
 			name = Debug;
 		};
@@ -687,7 +688,8 @@
 				MODULE_NAME = ExampleApp;
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
+				SWIFT_VERSION = 4.2;
 			};
 			name = Release;
 		};
@@ -748,7 +750,8 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -777,7 +780,8 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 3.0;
+				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -821,6 +825,7 @@
 				B5A103C71DE4DAC8007A0543 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
 		};
 /* End XCConfigurationList section */
 	};

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

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0700"
+   LastUpgradeVersion = "1010"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Example/IOStickyHeader.xcodeproj/xcshareddata/xcschemes/IOStickyHeader.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0810"
+   LastUpgradeVersion = "1010"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Example/IOStickyHeader.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/Podfile.lock

@@ -1,16 +1,16 @@
 PODS:
-  - IOStickyHeader (1.0.0)
+  - IOStickyHeader (1.0.1)
 
 DEPENDENCIES:
   - IOStickyHeader (from `../`)
 
 EXTERNAL SOURCES:
   IOStickyHeader:
-    :path: ../
+    :path: "../"
 
 SPEC CHECKSUMS:
-  IOStickyHeader: 9aef3014a0fc1ed4cbe702d7a0b574e64516f576
+  IOStickyHeader: cdb4654ede0861fb6a4a83563146cbc3375c8daf
 
 PODFILE CHECKSUM: 98c07bf9f34f0cf1d9ecb9d7de1472459ceca4e2
 
-COCOAPODS: 1.1.0.rc.2
+COCOAPODS: 1.5.3

IOStickyHeader.podspec

@@ -22,9 +22,7 @@ Pod::Spec.new do |s|
   s.source           = { :git => "https://github.com/BenjaminPrieur/IOStickyHeader.git", :tag => s.version.to_s }
   # s.social_media_url = 'https://twitter.com/<TWITTER_USERNAME>'
 
-  s.pod_target_xcconfig = {
-    'SWIFT_VERSION' => '3.0'
-  }
+  s.swift_version = '4.2'
 
   s.platform     = :ios, '9.0'
   s.requires_arc = true

Sources/IOStickyHeaderFlowLayout.swift

@@ -69,7 +69,7 @@ open class IOStickyHeaderFlowLayout: UICollectionViewFlowLayout {
       attributes.frame = frame
 
       let indexPath = attributes.indexPath
-      if attributes.representedElementKind == UICollectionElementKindSectionHeader {
+      if attributes.representedElementKind == UICollectionView.elementKindSectionHeader {
         headers.setObject(attributes, forKey: (indexPath as NSIndexPath).section as NSCopying)
       } else {
         let currentAttribute = lastCells.object(forKey: (indexPath as IndexPath).section)
@@ -131,7 +131,7 @@ open class IOStickyHeaderFlowLayout: UICollectionViewFlowLayout {
 
           var header = headers[indexPAthKey]
           if header == nil {
-            header = self.layoutAttributesForSupplementaryView(ofKind: UICollectionElementKindSectionHeader, at: IndexPath(item: 0, section: (indexPath as NSIndexPath).section))
+            header = self.layoutAttributesForSupplementaryView(ofKind: UICollectionView.elementKindSectionHeader, at: IndexPath(item: 0, section: (indexPath as NSIndexPath).section))
             if let header:UICollectionViewLayoutAttributes = header as? UICollectionViewLayoutAttributes {
               allItems.append(header)
             }