Handle URIs with custom schemes on macOS

HandleURI.swift

	// After your application launches, register to handle Apple Events
	func applicationDidFinishLaunching(_ aNotification: Notification)
	{
		let appleEventManager = NSAppleEventManager.shared()
		
		appleEventManager.setEventHandler(self,
		                                  andSelector: #selector(AppDelegate.handleGetURLEvent(_:withReplyEvent:)),
		                                  forEventClass: AEEventClass(kInternetEventClass),
		                                  andEventID: AEEventID(kAEGetURL))
	}
	
	// When the Apple Event is handed to your app, get the URI from it
	func handleGetURLEvent(_ event: NSAppleEventDescriptor, withReplyEvent replyEvent: NSAppleEventDescriptor)
	{
		let uriString = event.paramDescriptor(forKeyword: keyDirectObject)?.stringValue!
		
		print("\(uriString)")
	}

Info.plist

	<key>CFBundleURLTypes</key>
	<array>
		<dict>
			<key>CFBundleURLName</key>
			<string>Fyrestead</string>
			<key>CFBundleURLSchemes</key>
			<array>
				<string>fyrestead</string>
			</array>
		</dict>
	</array>

OpenURI.swift

import Cocoa

NSWorkspace.shared().open(URL(string: "yourscheme://path/to/whatever")!)