Command Line script in Swift

vikscript.swift

#!/usr/bin/swift

import Foundation


struct Article: Codable {
    let title: String
    let description: String
}

func foo() {
    let urlString = "https://swift.mrgott.pro/blog.json"
    guard let url = URL(string: urlString) else { return }
    
    URLSession.shared.dataTask(with: url) { (data, response, error) in
        if error != nil {
            print(error!.localizedDescription)
        }
        guard let data = data else {
            print("no data")
            return
        }
        //Implement JSON decoding and parsing
        do {
            //Decode retrived data with JSONDecoder and assing type of Article object
            let articlesData = try JSONDecoder().decode([Article].self, from: data)
            //Get back to the main queue
            DispatchQueue.main.async {
                print(articlesData)
            }
        } catch let jsonError {
            print(jsonError)
        }
    }.resume()
}
foo()
RunLoop.main.run()