# File lib/eventmachine.rb, line 323
323:   def EventMachine::add_periodic_timer *args, &block
324:     interval = args.shift
325:     code = args.shift || block
326:     if code
327:       block_1 = proc {
328:         code.call
329:         EventMachine::add_periodic_timer interval, code
330:       }
331:       add_timer interval, block_1
332:     end
333:   end