            }
        }
    }
}

private extension TwitchResponder {
    /// Checks whether a streamer is online.
    func doChannelOnlineCheck(streamer: Streamers, channelName: String) -> ELF<Void> {
        TwitchRoutes.isChannelLive(req, name: channelName)
            .tryFlatMap { isOnline -> ELF<Void> in
                if isOnline == true {