import Foundation

func get<T>(box:[String: AnyObject], key: String) -> T? {
    return box[key] as? T
}

func get<T>(item: AnyObject) -> T? {
    return item as? T
}

func keyPath<T>(path: String) -> (box: [String: AnyObject]) -> T? {
    return { box in
        return (box as NSDictionary).valueForKeyPath(path) as? T
    }
}