Check if an error is related to network conditions outside your control

Error+Internet.swift

extension Error {
    var code: Int { return (self as NSError).code }
    var domain: String { return (self as NSError).domain }
    var userInfo: [String:Any] { return (self as NSError).userInfo }
    
    var isRelatedToPoorInternetConnection: Bool {
        switch self {
        case URLError.timedOut,
            URLError.cancelled,
            URLError.dataNotAllowed,
            URLError.notConnectedToInternet,
            URLError.secureConnectionFailed,
            URLError.cannotParseResponse,
            URLError.cannotConnectToHost,
            URLError.networkConnectionLost,
            URLError.internationalRoamingOff,
            URLError.cannotFindHost,
            CKError.networkFailure,
            CKError.networkUnavailable:
            return true
        default:
            switch (domain, code) {
            case ("kCFErrorDomainCFNetwork", Int(CFNetworkErrors.cfErrorHTTPParseFailure.rawValue)),
                 ("_OnDemandResourcesErrorDomain", 2008): // Error fetching manifest, invalid response received: (null)
                return true
            default:
                return false
            }
        }
    }
}