code: def favorite(id=@current_tweet)
        return if require_login == false
  
        id = id_from_tweet(id)
        
        #:nocov:
        if debug_mode?
          debug "I'm in debug mode, otherwise I would favorite tweet id: #{id}"
          return
        end
        #:nocov:
        client.favorite id
      end
docs: simple wrapper for favoriting a message
   @param [id] id A tweet or the ID of a tweet. if not specified,
   tries to use the current tweet if available