Documentation Archive Developer
Search

MultipeerConnectivity Changes for Swift

MultipeerConnectivity

Added MCError [struct]
Added MCError.cancelled
Added MCError.init(_nsError: NSError)
Added MCError.invalidParameter
Added MCError.notConnected
Added MCError.timedOut
Added MCError.unavailable
Added MCError.unknown
Added MCError.unsupported
Modified MCAdvertiserAssistant
DeclarationProtocols
From
class MCAdvertiserAssistant : NSObject {
    init(serviceType serviceType: String, discoveryInfo info: [String : String]?, session session: MCSession)
    func start()
    func stop()
    weak var delegate: MCAdvertiserAssistantDelegate?
    var session: MCSession { get }
    var discoveryInfo: [String : String]? { get }
    var serviceType: String { get }
}
--
To
class MCAdvertiserAssistant : NSObject {
    init(serviceType serviceType: String, discoveryInfo info: [String : String]?, session session: MCSession)
    func start()
    func stop()
    weak var delegate: MCAdvertiserAssistantDelegate?
    var session: MCSession { get }
    var discoveryInfo: [String : String]? { get }
    var serviceType: String { get }
    func awakeFromNib()
    func prepareForInterfaceBuilder()
    func accessibilityActivate() -> Bool
    func accessibilityIncrement()
    func accessibilityDecrement()
    func accessibilityScroll(_ direction: UIAccessibilityScrollDirection) -> Bool
    func accessibilityPerformEscape() -> Bool
    func accessibilityPerformMagicTap() -> Bool
    var accessibilityCustomActions: [UIAccessibilityCustomAction]?
    func accessibilityElementDidBecomeFocused()
    func accessibilityElementDidLoseFocus()
    func accessibilityElementIsFocused() -> Bool
    func accessibilityAssistiveTechnologyFocusedIdentifiers() -> Set<String>?
    func accessibilityElementCount() -> Int
    func accessibilityElement(at index: Int) -> Any?
    func index(ofAccessibilityElement element: Any) -> Int
    var accessibilityElements: [Any]?
    var isAccessibilityElement: Bool
    var accessibilityLabel: String?
    var accessibilityHint: String?
    var accessibilityValue: String?
    var accessibilityTraits: UIAccessibilityTraits
    var accessibilityFrame: CGRect
    @NSCopying var accessibilityPath: UIBezierPath?
    var accessibilityActivationPoint: CGPoint
    var accessibilityLanguage: String?
    var accessibilityElementsHidden: Bool
    var accessibilityViewIsModal: Bool
    var shouldGroupAccessibilityChildren: Bool
    var accessibilityNavigationStyle: UIAccessibilityNavigationStyle
    var accessibilityHeaderElements: [Any]?
    var accessibilityCustomRotors: [UIAccessibilityCustomRotor]?
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
    func provideImageData(_ data: UnsafeMutableRawPointer, bytesPerRow rowbytes: Int, origin x: Int, _ y: Int, size width: Int, _ height: Int, userInfo info: Any?)
}
extension MCAdvertiserAssistant : CVarArg {
}
extension MCAdvertiserAssistant : Equatable, Hashable {
    var hashValue: Int { get }
}
CVarArg, Equatable, Hashable

Modified MCBrowserViewController
DeclarationProtocols
From
class MCBrowserViewController : UIViewController, MCNearbyServiceBrowserDelegate {
    convenience init(serviceType serviceType: String, session session: MCSession)
    init(browser browser: MCNearbyServiceBrowser, session session: MCSession)
    weak var delegate: MCBrowserViewControllerDelegate?
    var browser: MCNearbyServiceBrowser? { get }
    var session: MCSession { get }
    var minimumNumberOfPeers: Int
    var maximumNumberOfPeers: Int
}
MCNearbyServiceBrowserDelegate
To
class MCBrowserViewController : UIViewController, MCNearbyServiceBrowserDelegate {
    convenience init(serviceType serviceType: String, session session: MCSession)
    init(browser browser: MCNearbyServiceBrowser, session session: MCSession)
    weak var delegate: MCBrowserViewControllerDelegate?
    var browser: MCNearbyServiceBrowser? { get }
    var session: MCSession { get }
    var minimumNumberOfPeers: Int
    var maximumNumberOfPeers: Int
    var tabBarItem: UITabBarItem!
    var tabBarController: UITabBarController? { get }
    var splitViewController: UISplitViewController? { get }
    func collapseSecondaryViewController(_ secondaryViewController: UIViewController, for splitViewController: UISplitViewController)
    func separateSecondaryViewController(for splitViewController: UISplitViewController) -> UIViewController?
    var transitionCoordinator: UIViewControllerTransitionCoordinator? { get }
    var isModalInPopover: Bool
    var contentSizeForViewInPopover: CGSize
    var toolbarItems: [UIBarButtonItem]?
    func setToolbarItems(_ toolbarItems: [UIBarButtonItem]?, animated animated: Bool)
    var navigationItem: UINavigationItem { get }
    var hidesBottomBarWhenPushed: Bool
    var navigationController: UINavigationController? { get }
    var previewActionItems: [UIPreviewActionItem] { get }
    func registerForPreviewing(with delegate: UIViewControllerPreviewingDelegate, sourceView sourceView: UIView) -> UIViewControllerPreviewing
    func unregisterForPreviewing(withContext previewing: UIViewControllerPreviewing)
    var presentationController: UIPresentationController? { get }
    var popoverPresentationController: UIPopoverPresentationController? { get }
    func addKeyCommand(_ keyCommand: UIKeyCommand)
    func removeKeyCommand(_ keyCommand: UIKeyCommand)
    var topLayoutGuide: UILayoutSupport { get }
    var bottomLayoutGuide: UILayoutSupport { get }
    weak var transitioningDelegate: UIViewControllerTransitioningDelegate?
    func updateViewConstraints()
    func automaticallyForwardAppearanceAndRotationMethodsToChildViewControllers() -> Bool
    func shouldAutomaticallyForwardRotationMethods() -> Bool
    var shouldAutomaticallyForwardAppearanceMethods: Bool { get }
    func willMove(toParentViewController parent: UIViewController?)
    func didMove(toParentViewController parent: UIViewController?)
    var childViewControllers: [UIViewController] { get }
    func addChildViewController(_ childController: UIViewController)
    func removeFromParentViewController()
    func transition(from fromViewController: UIViewController, to toViewController: UIViewController, duration duration: TimeInterval, options options: UIViewAnimationOptions = [], animations animations: (@escaping () -> Void)?, completion completion: (@escaping (Bool) -> Void)? = nil)
    func beginAppearanceTransition(_ isAppearing: Bool, animated animated: Bool)
    func endAppearanceTransition()
    var childViewControllerForStatusBarStyle: UIViewController? { get }
    var childViewControllerForStatusBarHidden: UIViewController? { get }
    func setOverrideTraitCollection(_ collection: UITraitCollection?, forChildViewController childViewController: UIViewController)
    func overrideTraitCollection(forChildViewController childViewController: UIViewController) -> UITraitCollection?
    var searchDisplayController: UISearchDisplayController? { get }
    var isEditing: Bool
    func setEditing(_ editing: Bool, animated animated: Bool)
    var editButtonItem: UIBarButtonItem { get }
    class func attemptRotationToDeviceOrientation()
    func shouldAutorotate(to toInterfaceOrientation: UIInterfaceOrientation) -> Bool
    var shouldAutorotate: Bool { get }
    var supportedInterfaceOrientations: UIInterfaceOrientationMask { get }
    var preferredInterfaceOrientationForPresentation: UIInterfaceOrientation { get }
    func rotatingHeaderView() -> UIView?
    func rotatingFooterView() -> UIView?
    var interfaceOrientation: UIInterfaceOrientation { get }
    func willRotate(to toInterfaceOrientation: UIInterfaceOrientation, duration duration: TimeInterval)
    func didRotate(from fromInterfaceOrientation: UIInterfaceOrientation)
    func willAnimateRotation(to toInterfaceOrientation: UIInterfaceOrientation, duration duration: TimeInterval)
    func willAnimateFirstHalfOfRotation(to toInterfaceOrientation: UIInterfaceOrientation, duration duration: TimeInterval)
    func didAnimateFirstHalfOfRotation(to toInterfaceOrientation: UIInterfaceOrientation)
    func willAnimateSecondHalfOfRotation(from fromInterfaceOrientation: UIInterfaceOrientation, duration duration: TimeInterval)
    var userActivity: NSUserActivity?
    func updateUserActivityState(_ activity: NSUserActivity)
    func restoreUserActivityState(_ activity: NSUserActivity)
    var inputView: UIView? { get }
    var inputAccessoryView: UIView? { get }
    var inputAssistantItem: UITextInputAssistantItem { get }
    var inputViewController: UIInputViewController? { get }
    var inputAccessoryViewController: UIInputViewController? { get }
    var textInputMode: UITextInputMode? { get }
    var textInputContextIdentifier: String? { get }
    class func clearTextInputContextIdentifier(_ identifier: String)
    func reloadInputViews()
    var keyCommands: [UIKeyCommand]? { get }
    func awakeFromNib()
    func prepareForInterfaceBuilder()
    func accessibilityActivate() -> Bool
    func accessibilityIncrement()
    func accessibilityDecrement()
    func accessibilityScroll(_ direction: UIAccessibilityScrollDirection) -> Bool
    func accessibilityPerformEscape() -> Bool
    func accessibilityPerformMagicTap() -> Bool
    var accessibilityCustomActions: [UIAccessibilityCustomAction]?
    func accessibilityElementDidBecomeFocused()
    func accessibilityElementDidLoseFocus()
    func accessibilityElementIsFocused() -> Bool
    func accessibilityAssistiveTechnologyFocusedIdentifiers() -> Set<String>?
    func accessibilityElementCount() -> Int
    func accessibilityElement(at index: Int) -> Any?
    func index(ofAccessibilityElement element: Any) -> Int
    var accessibilityElements: [Any]?
    var isAccessibilityElement: Bool
    var accessibilityLabel: String?
    var accessibilityHint: String?
    var accessibilityValue: String?
    var accessibilityTraits: UIAccessibilityTraits
    var accessibilityFrame: CGRect
    @NSCopying var accessibilityPath: UIBezierPath?
    var accessibilityActivationPoint: CGPoint
    var accessibilityLanguage: String?
    var accessibilityElementsHidden: Bool
    var accessibilityViewIsModal: Bool
    var shouldGroupAccessibilityChildren: Bool
    var accessibilityNavigationStyle: UIAccessibilityNavigationStyle
    var accessibilityHeaderElements: [Any]?
    var accessibilityCustomRotors: [UIAccessibilityCustomRotor]?
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
    func provideImageData(_ data: UnsafeMutableRawPointer, bytesPerRow rowbytes: Int, origin x: Int, _ y: Int, size width: Int, _ height: Int, userInfo info: Any?)
}
extension MCBrowserViewController : NSExtensionRequestHandling {
    var extensionContext: NSExtensionContext? { get }
}
extension MCBrowserViewController : UIStateRestoring {
    var restorationIdentifier: String?
    var restorationClass: UIViewControllerRestoration.Type?
    func encodeRestorableState(with coder: NSCoder)
    func decodeRestorableState(with coder: NSCoder)
    func applicationFinishedRestoringState()
}
extension MCBrowserViewController : CVarArg {
}
extension MCBrowserViewController : Equatable, Hashable {
    var hashValue: Int { get }
}
CVarArg, Equatable, Hashable, MCNearbyServiceBrowserDelegate, NSExtensionRequestHandling, UIStateRestoring

Modified MCEncryptionPreference [enum]
Declaration
From
enum MCEncryptionPreference : Int {
    case Optional
    case Required
    case None
}
To
enum MCEncryptionPreference : Int {
    case optional
    case required
    case none
}

Modified MCEncryptionPreference.none
Declaration
From
case None
To
case none

Modified MCEncryptionPreference.optional
Declaration
From
case Optional
To
case optional

Modified MCEncryptionPreference.required
Declaration
From
case Required
To
case required

Modified MCError.Code [enum]
Declaration
From
enum MCErrorCode : Int {
    case Unknown
    case NotConnected
    case InvalidParameter
    case Unsupported
    case TimedOut
    case Cancelled
    case Unavailable
}
extension MCErrorCode : _BridgedNSError {
}
extension MCErrorCode : _BridgedNSError {
}
To
enum Code : Int {
        typealias _ErrorType = MCError
        case unknown
        case notConnected
        case invalidParameter
        case unsupported
        case timedOut
        case cancelled
        case unavailable
    }

Modified MCError.Code.cancelled
Declaration
From
case Cancelled
To
case cancelled

Modified MCError.Code.invalidParameter
Declaration
From
case InvalidParameter
To
case invalidParameter

Modified MCError.Code.notConnected
DeclarationIntroduction
From
case NotConnected
iOS 8.0
To
case notConnected
iOS 10.0

Modified MCError.Code.timedOut
Declaration
From
case TimedOut
To
case timedOut

Modified MCError.Code.unavailable
Declaration
From
case Unavailable
To
case unavailable

Modified MCError.Code.unknown
Declaration
From
case Unknown
To
case unknown

Modified MCError.Code.unsupported
Declaration
From
case Unsupported
To
case unsupported

Modified MCNearbyServiceAdvertiser
DeclarationProtocols
From
class MCNearbyServiceAdvertiser : NSObject {
    init(peer myPeerID: MCPeerID, discoveryInfo info: [String : String]?, serviceType serviceType: String)
    func startAdvertisingPeer()
    func stopAdvertisingPeer()
    weak var delegate: MCNearbyServiceAdvertiserDelegate?
    var myPeerID: MCPeerID { get }
    var discoveryInfo: [String : String]? { get }
    var serviceType: String { get }
}
--
To
class MCNearbyServiceAdvertiser : NSObject {
    init(peer myPeerID: MCPeerID, discoveryInfo info: [String : String]?, serviceType serviceType: String)
    func startAdvertisingPeer()
    func stopAdvertisingPeer()
    weak var delegate: MCNearbyServiceAdvertiserDelegate?
    var myPeerID: MCPeerID { get }
    var discoveryInfo: [String : String]? { get }
    var serviceType: String { get }
    func awakeFromNib()
    func prepareForInterfaceBuilder()
    func accessibilityActivate() -> Bool
    func accessibilityIncrement()
    func accessibilityDecrement()
    func accessibilityScroll(_ direction: UIAccessibilityScrollDirection) -> Bool
    func accessibilityPerformEscape() -> Bool
    func accessibilityPerformMagicTap() -> Bool
    var accessibilityCustomActions: [UIAccessibilityCustomAction]?
    func accessibilityElementDidBecomeFocused()
    func accessibilityElementDidLoseFocus()
    func accessibilityElementIsFocused() -> Bool
    func accessibilityAssistiveTechnologyFocusedIdentifiers() -> Set<String>?
    func accessibilityElementCount() -> Int
    func accessibilityElement(at index: Int) -> Any?
    func index(ofAccessibilityElement element: Any) -> Int
    var accessibilityElements: [Any]?
    var isAccessibilityElement: Bool
    var accessibilityLabel: String?
    var accessibilityHint: String?
    var accessibilityValue: String?
    var accessibilityTraits: UIAccessibilityTraits
    var accessibilityFrame: CGRect
    @NSCopying var accessibilityPath: UIBezierPath?
    var accessibilityActivationPoint: CGPoint
    var accessibilityLanguage: String?
    var accessibilityElementsHidden: Bool
    var accessibilityViewIsModal: Bool
    var shouldGroupAccessibilityChildren: Bool
    var accessibilityNavigationStyle: UIAccessibilityNavigationStyle
    var accessibilityHeaderElements: [Any]?
    var accessibilityCustomRotors: [UIAccessibilityCustomRotor]?
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
    func provideImageData(_ data: UnsafeMutableRawPointer, bytesPerRow rowbytes: Int, origin x: Int, _ y: Int, size width: Int, _ height: Int, userInfo info: Any?)
}
extension MCNearbyServiceAdvertiser : CVarArg {
}
extension MCNearbyServiceAdvertiser : Equatable, Hashable {
    var hashValue: Int { get }
}
CVarArg, Equatable, Hashable

Modified MCNearbyServiceAdvertiserDelegate
Declaration
From
protocol MCNearbyServiceAdvertiserDelegate : NSObjectProtocol {
    func advertiser(_ advertiser: MCNearbyServiceAdvertiser, didReceiveInvitationFromPeer peerID: MCPeerID, withContext context: NSData?, invitationHandler invitationHandler: (Bool, MCSession) -> Void)
    optional func advertiser(_ advertiser: MCNearbyServiceAdvertiser, didNotStartAdvertisingPeer error: NSError)
}
To
protocol MCNearbyServiceAdvertiserDelegate : NSObjectProtocol {
    func advertiser(_ advertiser: MCNearbyServiceAdvertiser, didReceiveInvitationFromPeer peerID: MCPeerID, withContext context: Data?, invitationHandler invitationHandler: @escaping (Bool, MCSession?) -> Swift.Void)
    optional func advertiser(_ advertiser: MCNearbyServiceAdvertiser, didNotStartAdvertisingPeer error: Error)
}

Modified MCNearbyServiceAdvertiserDelegate.advertiser(_: MCNearbyServiceAdvertiser, didNotStartAdvertisingPeer: Error)
Declaration
From
optional func advertiser(_ advertiser: MCNearbyServiceAdvertiser, didNotStartAdvertisingPeer error: NSError)
To
optional func advertiser(_ advertiser: MCNearbyServiceAdvertiser, didNotStartAdvertisingPeer error: Error)

Modified MCNearbyServiceAdvertiserDelegate.advertiser(_: MCNearbyServiceAdvertiser, didReceiveInvitationFromPeer: MCPeerID, withContext: Data?, invitationHandler: (Bool, MCSession?) -> Swift.Void)
Declaration
From
func advertiser(_ advertiser: MCNearbyServiceAdvertiser, didReceiveInvitationFromPeer peerID: MCPeerID, withContext context: NSData?, invitationHandler invitationHandler: (Bool, MCSession) -> Void)
To
func advertiser(_ advertiser: MCNearbyServiceAdvertiser, didReceiveInvitationFromPeer peerID: MCPeerID, withContext context: Data?, invitationHandler invitationHandler: @escaping (Bool, MCSession?) -> Swift.Void)

Modified MCNearbyServiceBrowser
DeclarationProtocols
From
class MCNearbyServiceBrowser : NSObject {
    init(peer myPeerID: MCPeerID, serviceType serviceType: String)
    func startBrowsingForPeers()
    func stopBrowsingForPeers()
    func invitePeer(_ peerID: MCPeerID, toSession session: MCSession, withContext context: NSData?, timeout timeout: NSTimeInterval)
    weak var delegate: MCNearbyServiceBrowserDelegate?
    var myPeerID: MCPeerID { get }
    var serviceType: String { get }
}
--
To
class MCNearbyServiceBrowser : NSObject {
    init(peer myPeerID: MCPeerID, serviceType serviceType: String)
    func startBrowsingForPeers()
    func stopBrowsingForPeers()
    func invitePeer(_ peerID: MCPeerID, to session: MCSession, withContext context: Data?, timeout timeout: TimeInterval)
    weak var delegate: MCNearbyServiceBrowserDelegate?
    var myPeerID: MCPeerID { get }
    var serviceType: String { get }
    func awakeFromNib()
    func prepareForInterfaceBuilder()
    func accessibilityActivate() -> Bool
    func accessibilityIncrement()
    func accessibilityDecrement()
    func accessibilityScroll(_ direction: UIAccessibilityScrollDirection) -> Bool
    func accessibilityPerformEscape() -> Bool
    func accessibilityPerformMagicTap() -> Bool
    var accessibilityCustomActions: [UIAccessibilityCustomAction]?
    func accessibilityElementDidBecomeFocused()
    func accessibilityElementDidLoseFocus()
    func accessibilityElementIsFocused() -> Bool
    func accessibilityAssistiveTechnologyFocusedIdentifiers() -> Set<String>?
    func accessibilityElementCount() -> Int
    func accessibilityElement(at index: Int) -> Any?
    func index(ofAccessibilityElement element: Any) -> Int
    var accessibilityElements: [Any]?
    var isAccessibilityElement: Bool
    var accessibilityLabel: String?
    var accessibilityHint: String?
    var accessibilityValue: String?
    var accessibilityTraits: UIAccessibilityTraits
    var accessibilityFrame: CGRect
    @NSCopying var accessibilityPath: UIBezierPath?
    var accessibilityActivationPoint: CGPoint
    var accessibilityLanguage: String?
    var accessibilityElementsHidden: Bool
    var accessibilityViewIsModal: Bool
    var shouldGroupAccessibilityChildren: Bool
    var accessibilityNavigationStyle: UIAccessibilityNavigationStyle
    var accessibilityHeaderElements: [Any]?
    var accessibilityCustomRotors: [UIAccessibilityCustomRotor]?
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
    func provideImageData(_ data: UnsafeMutableRawPointer, bytesPerRow rowbytes: Int, origin x: Int, _ y: Int, size width: Int, _ height: Int, userInfo info: Any?)
}
extension MCNearbyServiceBrowser : CVarArg {
}
extension MCNearbyServiceBrowser : Equatable, Hashable {
    var hashValue: Int { get }
}
CVarArg, Equatable, Hashable

Modified MCNearbyServiceBrowser.invitePeer(_: MCPeerID, to: MCSession, withContext: Data?, timeout: TimeInterval)
Declaration
From
func invitePeer(_ peerID: MCPeerID, toSession session: MCSession, withContext context: NSData?, timeout timeout: NSTimeInterval)
To
func invitePeer(_ peerID: MCPeerID, to session: MCSession, withContext context: Data?, timeout timeout: TimeInterval)

Modified MCNearbyServiceBrowserDelegate
Declaration
From
protocol MCNearbyServiceBrowserDelegate : NSObjectProtocol {
    func browser(_ browser: MCNearbyServiceBrowser, foundPeer peerID: MCPeerID, withDiscoveryInfo info: [String : String]?)
    func browser(_ browser: MCNearbyServiceBrowser, lostPeer peerID: MCPeerID)
    optional func browser(_ browser: MCNearbyServiceBrowser, didNotStartBrowsingForPeers error: NSError)
}
To
protocol MCNearbyServiceBrowserDelegate : NSObjectProtocol {
    func browser(_ browser: MCNearbyServiceBrowser, foundPeer peerID: MCPeerID, withDiscoveryInfo info: [String : String]?)
    func browser(_ browser: MCNearbyServiceBrowser, lostPeer peerID: MCPeerID)
    optional func browser(_ browser: MCNearbyServiceBrowser, didNotStartBrowsingForPeers error: Error)
}

Modified MCNearbyServiceBrowserDelegate.browser(_: MCNearbyServiceBrowser, didNotStartBrowsingForPeers: Error)
Declaration
From
optional func browser(_ browser: MCNearbyServiceBrowser, didNotStartBrowsingForPeers error: NSError)
To
optional func browser(_ browser: MCNearbyServiceBrowser, didNotStartBrowsingForPeers error: Error)

Modified MCPeerID
DeclarationProtocols
From
class MCPeerID : NSObject, NSCopying, NSSecureCoding {
    init(displayName myDisplayName: String)
    var displayName: String { get }
}
NSCopying, NSSecureCoding
To
class MCPeerID : NSObject, NSCopying, NSSecureCoding {
    init(displayName myDisplayName: String)
    var displayName: String { get }
    func awakeFromNib()
    func prepareForInterfaceBuilder()
    func accessibilityActivate() -> Bool
    func accessibilityIncrement()
    func accessibilityDecrement()
    func accessibilityScroll(_ direction: UIAccessibilityScrollDirection) -> Bool
    func accessibilityPerformEscape() -> Bool
    func accessibilityPerformMagicTap() -> Bool
    var accessibilityCustomActions: [UIAccessibilityCustomAction]?
    func accessibilityElementDidBecomeFocused()
    func accessibilityElementDidLoseFocus()
    func accessibilityElementIsFocused() -> Bool
    func accessibilityAssistiveTechnologyFocusedIdentifiers() -> Set<String>?
    func accessibilityElementCount() -> Int
    func accessibilityElement(at index: Int) -> Any?
    func index(ofAccessibilityElement element: Any) -> Int
    var accessibilityElements: [Any]?
    var isAccessibilityElement: Bool
    var accessibilityLabel: String?
    var accessibilityHint: String?
    var accessibilityValue: String?
    var accessibilityTraits: UIAccessibilityTraits
    var accessibilityFrame: CGRect
    @NSCopying var accessibilityPath: UIBezierPath?
    var accessibilityActivationPoint: CGPoint
    var accessibilityLanguage: String?
    var accessibilityElementsHidden: Bool
    var accessibilityViewIsModal: Bool
    var shouldGroupAccessibilityChildren: Bool
    var accessibilityNavigationStyle: UIAccessibilityNavigationStyle
    var accessibilityHeaderElements: [Any]?
    var accessibilityCustomRotors: [UIAccessibilityCustomRotor]?
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
    func provideImageData(_ data: UnsafeMutableRawPointer, bytesPerRow rowbytes: Int, origin x: Int, _ y: Int, size width: Int, _ height: Int, userInfo info: Any?)
}
extension MCPeerID : CVarArg {
}
extension MCPeerID : Equatable, Hashable {
    var hashValue: Int { get }
}
CVarArg, Equatable, Hashable, NSCopying, NSSecureCoding

Modified MCSession
DeclarationProtocols
From
class MCSession : NSObject {
    convenience init(peer myPeerID: MCPeerID)
    init(peer myPeerID: MCPeerID, securityIdentity identity: [AnyObject]?, encryptionPreference encryptionPreference: MCEncryptionPreference)
    func sendData(_ data: NSData, toPeers peerIDs: [MCPeerID], withMode mode: MCSessionSendDataMode) throws
    func disconnect()
    func sendResourceAtURL(_ resourceURL: NSURL, withName resourceName: String, toPeer peerID: MCPeerID, withCompletionHandler completionHandler: ((NSError?) -> Void)?) -> NSProgress?
    func startStreamWithName(_ streamName: String, toPeer peerID: MCPeerID) throws -> NSOutputStream
    weak var delegate: MCSessionDelegate?
    var myPeerID: MCPeerID { get }
    var securityIdentity: [AnyObject]? { get }
    var encryptionPreference: MCEncryptionPreference { get }
    var connectedPeers: [MCPeerID] { get }
}
extension MCSession {
    func nearbyConnectionDataForPeer(_ peerID: MCPeerID, withCompletionHandler completionHandler: (NSData, NSError?) -> Void)
    func connectPeer(_ peerID: MCPeerID, withNearbyConnectionData data: NSData)
    func cancelConnectPeer(_ peerID: MCPeerID)
}
--
To
class MCSession : NSObject {
    convenience init(peer myPeerID: MCPeerID)
    init(peer myPeerID: MCPeerID, securityIdentity identity: [Any]?, encryptionPreference encryptionPreference: MCEncryptionPreference)
    func send(_ data: Data, toPeers peerIDs: [MCPeerID], with mode: MCSessionSendDataMode) throws
    func disconnect()
    func sendResource(at resourceURL: URL, withName resourceName: String, toPeer peerID: MCPeerID, withCompletionHandler completionHandler: (@escaping (Error?) -> Swift.Void)? = nil) -> Progress?
    func startStream(withName streamName: String, toPeer peerID: MCPeerID) throws -> OutputStream
    weak var delegate: MCSessionDelegate?
    var myPeerID: MCPeerID { get }
    var securityIdentity: [Any]? { get }
    var encryptionPreference: MCEncryptionPreference { get }
    var connectedPeers: [MCPeerID] { get }
    func nearbyConnectionData(forPeer peerID: MCPeerID, withCompletionHandler completionHandler: @escaping (Data, Error?) -> Swift.Void)
    func connectPeer(_ peerID: MCPeerID, withNearbyConnectionData data: Data)
    func cancelConnectPeer(_ peerID: MCPeerID)
    func awakeFromNib()
    func prepareForInterfaceBuilder()
    func accessibilityActivate() -> Bool
    func accessibilityIncrement()
    func accessibilityDecrement()
    func accessibilityScroll(_ direction: UIAccessibilityScrollDirection) -> Bool
    func accessibilityPerformEscape() -> Bool
    func accessibilityPerformMagicTap() -> Bool
    var accessibilityCustomActions: [UIAccessibilityCustomAction]?
    func accessibilityElementDidBecomeFocused()
    func accessibilityElementDidLoseFocus()
    func accessibilityElementIsFocused() -> Bool
    func accessibilityAssistiveTechnologyFocusedIdentifiers() -> Set<String>?
    func accessibilityElementCount() -> Int
    func accessibilityElement(at index: Int) -> Any?
    func index(ofAccessibilityElement element: Any) -> Int
    var accessibilityElements: [Any]?
    var isAccessibilityElement: Bool
    var accessibilityLabel: String?
    var accessibilityHint: String?
    var accessibilityValue: String?
    var accessibilityTraits: UIAccessibilityTraits
    var accessibilityFrame: CGRect
    @NSCopying var accessibilityPath: UIBezierPath?
    var accessibilityActivationPoint: CGPoint
    var accessibilityLanguage: String?
    var accessibilityElementsHidden: Bool
    var accessibilityViewIsModal: Bool
    var shouldGroupAccessibilityChildren: Bool
    var accessibilityNavigationStyle: UIAccessibilityNavigationStyle
    var accessibilityHeaderElements: [Any]?
    var accessibilityCustomRotors: [UIAccessibilityCustomRotor]?
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
    func provideImageData(_ data: UnsafeMutableRawPointer, bytesPerRow rowbytes: Int, origin x: Int, _ y: Int, size width: Int, _ height: Int, userInfo info: Any?)
}
extension MCSession : CVarArg {
}
extension MCSession : Equatable, Hashable {
    var hashValue: Int { get }
}
extension MCSession {
    func nearbyConnectionData(forPeer peerID: MCPeerID, withCompletionHandler completionHandler: @escaping (Data, Error?) -> Swift.Void)
    func connectPeer(_ peerID: MCPeerID, withNearbyConnectionData data: Data)
    func cancelConnectPeer(_ peerID: MCPeerID)
}
CVarArg, Equatable, Hashable

Modified MCSession.connectPeer(_: MCPeerID, withNearbyConnectionData: Data)
Declaration
From
func connectPeer(_ peerID: MCPeerID, withNearbyConnectionData data: NSData)
To
func connectPeer(_ peerID: MCPeerID, withNearbyConnectionData data: Data)

Modified MCSession.init(peer: MCPeerID, securityIdentity: [Any]?, encryptionPreference: MCEncryptionPreference)
Declaration
From
init(peer myPeerID: MCPeerID, securityIdentity identity: [AnyObject]?, encryptionPreference encryptionPreference: MCEncryptionPreference)
To
init(peer myPeerID: MCPeerID, securityIdentity identity: [Any]?, encryptionPreference encryptionPreference: MCEncryptionPreference)

Modified MCSession.nearbyConnectionData(forPeer: MCPeerID, withCompletionHandler: (Data, Error?) -> Swift.Void)
Declaration
From
func nearbyConnectionDataForPeer(_ peerID: MCPeerID, withCompletionHandler completionHandler: (NSData, NSError?) -> Void)
To
func nearbyConnectionData(forPeer peerID: MCPeerID, withCompletionHandler completionHandler: @escaping (Data, Error?) -> Swift.Void)

Modified MCSession.securityIdentity
Declaration
From
var securityIdentity: [AnyObject]? { get }
To
var securityIdentity: [Any]? { get }

Modified MCSession.send(_: Data, toPeers: [MCPeerID], with: MCSessionSendDataMode) throws
Declaration
From
func sendData(_ data: NSData, toPeers peerIDs: [MCPeerID], withMode mode: MCSessionSendDataMode) throws
To
func send(_ data: Data, toPeers peerIDs: [MCPeerID], with mode: MCSessionSendDataMode) throws

Modified MCSession.sendResource(at: URL, withName: String, toPeer: MCPeerID, withCompletionHandler: ( (Error?) -> Swift.Void)?) -> Progress?
Declaration
From
func sendResourceAtURL(_ resourceURL: NSURL, withName resourceName: String, toPeer peerID: MCPeerID, withCompletionHandler completionHandler: ((NSError?) -> Void)?) -> NSProgress?
To
func sendResource(at resourceURL: URL, withName resourceName: String, toPeer peerID: MCPeerID, withCompletionHandler completionHandler: (@escaping (Error?) -> Swift.Void)? = nil) -> Progress?

Modified MCSession.startStream(withName: String, toPeer: MCPeerID) throws -> OutputStream
Declaration
From
func startStreamWithName(_ streamName: String, toPeer peerID: MCPeerID) throws -> NSOutputStream
To
func startStream(withName streamName: String, toPeer peerID: MCPeerID) throws -> OutputStream

Modified MCSessionDelegate
Declaration
From
protocol MCSessionDelegate : NSObjectProtocol {
    func session(_ session: MCSession, peer peerID: MCPeerID, didChangeState state: MCSessionState)
    func session(_ session: MCSession, didReceiveData data: NSData, fromPeer peerID: MCPeerID)
    func session(_ session: MCSession, didReceiveStream stream: NSInputStream, withName streamName: String, fromPeer peerID: MCPeerID)
    func session(_ session: MCSession, didStartReceivingResourceWithName resourceName: String, fromPeer peerID: MCPeerID, withProgress progress: NSProgress)
    func session(_ session: MCSession, didFinishReceivingResourceWithName resourceName: String, fromPeer peerID: MCPeerID, atURL localURL: NSURL, withError error: NSError?)
    optional func session(_ session: MCSession, didReceiveCertificate certificate: [AnyObject]?, fromPeer peerID: MCPeerID, certificateHandler certificateHandler: (Bool) -> Void)
}
To
protocol MCSessionDelegate : NSObjectProtocol {
    func session(_ session: MCSession, peer peerID: MCPeerID, didChange state: MCSessionState)
    func session(_ session: MCSession, didReceive data: Data, fromPeer peerID: MCPeerID)
    func session(_ session: MCSession, didReceive stream: InputStream, withName streamName: String, fromPeer peerID: MCPeerID)
    func session(_ session: MCSession, didStartReceivingResourceWithName resourceName: String, fromPeer peerID: MCPeerID, with progress: Progress)
    func session(_ session: MCSession, didFinishReceivingResourceWithName resourceName: String, fromPeer peerID: MCPeerID, at localURL: URL, withError error: Error?)
    optional func session(_ session: MCSession, didReceiveCertificate certificate: [Any]?, fromPeer peerID: MCPeerID, certificateHandler certificateHandler: @escaping (Bool) -> Swift.Void)
}

Modified MCSessionDelegate.session(_: MCSession, didFinishReceivingResourceWithName: String, fromPeer: MCPeerID, at: URL, withError: Error?)
Declaration
From
func session(_ session: MCSession, didFinishReceivingResourceWithName resourceName: String, fromPeer peerID: MCPeerID, atURL localURL: NSURL, withError error: NSError?)
To
func session(_ session: MCSession, didFinishReceivingResourceWithName resourceName: String, fromPeer peerID: MCPeerID, at localURL: URL, withError error: Error?)

Modified MCSessionDelegate.session(_: MCSession, didReceive: Data, fromPeer: MCPeerID)
Declaration
From
func session(_ session: MCSession, didReceiveData data: NSData, fromPeer peerID: MCPeerID)
To
func session(_ session: MCSession, didReceive data: Data, fromPeer peerID: MCPeerID)

Modified MCSessionDelegate.session(_: MCSession, didReceive: InputStream, withName: String, fromPeer: MCPeerID)
Declaration
From
func session(_ session: MCSession, didReceiveStream stream: NSInputStream, withName streamName: String, fromPeer peerID: MCPeerID)
To
func session(_ session: MCSession, didReceive stream: InputStream, withName streamName: String, fromPeer peerID: MCPeerID)

Modified MCSessionDelegate.session(_: MCSession, didReceiveCertificate: [Any]?, fromPeer: MCPeerID, certificateHandler: (Bool) -> Swift.Void)
Declaration
From
optional func session(_ session: MCSession, didReceiveCertificate certificate: [AnyObject]?, fromPeer peerID: MCPeerID, certificateHandler certificateHandler: (Bool) -> Void)
To
optional func session(_ session: MCSession, didReceiveCertificate certificate: [Any]?, fromPeer peerID: MCPeerID, certificateHandler certificateHandler: @escaping (Bool) -> Swift.Void)

Modified MCSessionDelegate.session(_: MCSession, didStartReceivingResourceWithName: String, fromPeer: MCPeerID, with: Progress)
Declaration
From
func session(_ session: MCSession, didStartReceivingResourceWithName resourceName: String, fromPeer peerID: MCPeerID, withProgress progress: NSProgress)
To
func session(_ session: MCSession, didStartReceivingResourceWithName resourceName: String, fromPeer peerID: MCPeerID, with progress: Progress)

Modified MCSessionDelegate.session(_: MCSession, peer: MCPeerID, didChange: MCSessionState)
Declaration
From
func session(_ session: MCSession, peer peerID: MCPeerID, didChangeState state: MCSessionState)
To
func session(_ session: MCSession, peer peerID: MCPeerID, didChange state: MCSessionState)

Modified MCSessionSendDataMode [enum]
Declaration
From
enum MCSessionSendDataMode : Int {
    case Reliable
    case Unreliable
}
To
enum MCSessionSendDataMode : Int {
    case reliable
    case unreliable
}

Modified MCSessionSendDataMode.reliable
Declaration
From
case Reliable
To
case reliable

Modified MCSessionSendDataMode.unreliable
Declaration
From
case Unreliable
To
case unreliable

Modified MCSessionState [enum]
Declaration
From
enum MCSessionState : Int {
    case NotConnected
    case Connecting
    case Connected
}
To
enum MCSessionState : Int {
    case notConnected
    case connecting
    case connected
}

Modified MCSessionState.connected
Declaration
From
case Connected
To
case connected

Modified MCSessionState.connecting
Declaration
From
case Connecting
To
case connecting

Modified MCSessionState.notConnected
Declaration
From
case NotConnected
To
case notConnected