func parseNews(url: String, completionHadler: (([RSSItem]) -> Void)?){
    self.parserCompletionHandler = completionHadler

    let request = URLRequest(url: URL(string: url)!)
    let urlSession = URLSession.shared
    let task = urlSession.dataTask(with: request) { (data, responce, error) in
        guard let data = data else {
            if let error = error {
                print(error.localizedDescription)
            }
            return
        }

        let parser = XMLParser(data: data)
        parser.delegate = self
        parser.parse()

    }
    task.resume()
}

func parser(_ parser: XMLParser, didStartElement elementName: String, namespaceURI: String?, qualifiedName qName: String?, attributes attributeDict: [String : String] = [:]) {
        currentItem = elementName
    if currentItem == "item" {
        currentItem = ""
        currentImage = ""
        currentDecription = ""

    }


func parser(_ parser: XMLParser, foundCharacters string: String) {
    print(currentItem)
    switch currentItem {
    case "title": currentTitle += string
    case "description": currentDecription += string
    case "enclosure": currentImage += string
    default: break

    }


func parser(_ parser: XMLParser, didEndElement elementName: String, namespaceURI: String?, qualifiedName qName: String?) {
    if elementName == "item" {
        let rssItem = RSSItem(nameOfResourse: currentNameOfSourse, newsTitle: currentTitle, newsImage: currentImage, newsDesription: currentDecription)
        rssItems.append(rssItem)
    }
}

func parserDidEndDocument(_ parser: XMLParser) {
    parserCompletionHandler?(rssItems)
}

func parser(_ parser: XMLParser, parseErrorOccurred parseError: Error) {
    print(parseError.localizedDescription)
}

func parser(_ parser: XMLParser, foundCharacters string: String) {
print(currentItem)
switch currentItem {
case "title": currentTitle += string
case "description": currentDecription += string
case "enclosure": currentImage += string
default: break

}

rss
channel
language
language
title
title
title
description
description
link
link
image
url
url
title
title
link
link
width
width
height
height
height
atom:link

guid
guid
title
title
link
link
description
description
description
description
pubDate
pubDate
enclosure
category
category
category