DynamicObject.swift

DynamicObject.swift

import Foundation

@dynamicMemberLookup
class DynamicObject: NSObject {

    subscript<T>(dynamicMember member: String) -> T? {
        get {
            return objc_getAssociatedObject(self, member) as? T
        }
        set {
            objc_setAssociatedObject(self, member, newValue, .OBJC_ASSOCIATION_RETAIN)
        }
    }
}