lib/queue_classic/worker.rb
def call(job)
      args = job[:args]
      receiver_str, _, message = job[:method].rpartition('.')
      receiver = eval(receiver_str)
      receiver.send(message, *args)
    end
def call(job)
      args = job[:args]
      receiver_str, _, message = job[:method].rpartition('.')
      receiver = eval(receiver_str)
      receiver.send(message, *args)
    end
Each job includes a method column. We will use ruby's eval
 to grab the ruby object from memory. We send the method to
 the object and pass the args.