1<?php 2 3namespace Illuminate\Events; 4 5use Closure; 6 7if (! function_exists('Illuminate\Events\queueable')) { 8 /** 9 * Create a new queued Closure event listener. 10 * 11 * @param \Closure $closure 12 * @return \Illuminate\Events\QueuedClosure 13 */ 14 function queueable(Closure $closure) 15 { 16 return new QueuedClosure($closure); 17 } 18} 19