<?php
  
  namespace Illuminate\Support;
  
  class AggregateServiceProvider extends ServiceProvider
  {
      /**
       * The provider class names.
       *
       * @var array
       */
      protected $providers = [];
  
      /**
       * An array of the service provider instances.
       *
       * @var array
       */
      protected $instances = [];
  
      /**
       * Register the service provider.
       *
       * @return void
       */
      public function register()
      {
          $this->instances = [];
  
          foreach ($this->providers as $provider) {
              $this->instances[] = $this->app->register($provider);
          }
      }
  
      /**
       * Get the services provided by the provider.
       *
       * @return array
       */
      public function provides()
      {
          $provides = [];
  
          foreach ($this->providers as $provider) {
              $instance = $this->app->resolveProvider($provider);
  
              $provides = array_merge($provides, $instance->provides());
          }
  
          return $provides;
      }
  }