Cascade Delete Realm Swift

RealmSwift+Extension.swift

import Foundation
import Realm
import RealmSwift

public extension Realm {
	
	func cascadeDelete(_ entity: RLMObjectBase) {
		guard let entity = entity as? Object else { return }
		
		entity.objectSchema.properties.forEach { property in
			if let value = entity.value(forKey: property.name) {
				if let entity = value as? RLMObjectBase {
					cascadeDelete(entity)
				} else if let list = value as? RealmSwift.ListBase {
					while let item = list._rlmArray.firstObject() {
						cascadeDelete(item)
					}
				}
			}
		}
		
		if !entity.isInvalidated {
			self.delete(entity)
		}
	}
	
}