Used to bring all country names directly from NSLocale

LocaleExtension.swift

//
//  LocaleExtension.swift
//  
//
//  Created by Munir Wanis on 02/11/17.
//  Copyright © 2017 Munir Xavier Wanis. All rights reserved.
//

import Foundation

extension Locale {
    struct Country {
        let code: String
        let name: String
    }
    
    static func countries() -> [Country] {
        var countries = [Country]()
        
        for localeCode in NSLocale.isoCountryCodes {
            let currentLocale = NSLocale.current as NSLocale
            let countryName = currentLocale.displayName(forKey: NSLocale.Key.countryCode, value: localeCode)!
            let countryCode = localeCode
            let country = Country(code: countryCode, name: countryName)
            countries.append(country)
        }
        
        return countries.sorted(by: { $0.name < $1.name })
    }
}