Use class_copyPropertyList to extract properties from NSObject based object,

NSObject+class_copyPropertyList.swift

//	source:
//	https://stackoverflow.com/questions/24750186/i-cant-get-properties-of-a-class-using-swift-by-class-copypropertylist

import Foundation

extension NSObject {

	func dictionaryRepresentation() -> [String: Any] {
		var count: CUnsignedInt = 0
		let properties = class_copyPropertyList(type(of: self), &count)
		var dictionary = [String: Any]()
		for index in 0 ..< Int(count) {
			if let property = properties?[index],
			   let key = NSString(utf8String: property_getName(property)) as String? {
				dictionary[key] = value(forKey: key)
			}
		}
		return dictionary
	}

}

/*
import AppKit
let view = NSView(frame: NSRect(x: 0, y: 0, width: 400, height: 300))
print(view.dictionaryRepresentation())
*/