<?php
 
 namespace Illuminate\Contracts\Pipeline;
 
 use Closure;
 
 interface Pipeline
 {
     /**
      * Set the traveler object being sent on the pipeline.
      *
      * @param  mixed  $traveler
      * @return $this
      */
     public function send($traveler);
 
     /**
      * Set the stops of the pipeline.
      *
      * @param  dynamic|array  $stops
      * @return $this
      */
     public function through($stops);
 
     /**
      * Set the method to call on the stops.
      *
      * @param  string  $method
      * @return $this
      */
     public function via($method);
 
     /**
      * Run the pipeline with a final destination callback.
      *
      * @param  \Closure  $destination
      * @return mixed
      */
     public function then(Closure $destination);
 }