code: public function processDelete($name, $container = false)
      {
          // Handle if recursive call or not.
          if (!$container) {
              $container = $this;
          }
  
          // If a single object is meant to be returned.
          if (isset($container->singleton->$name)) {
              unset($container->singleton->$name);
              return true;
          }
  
          // else look for a Closure.
          if (isset($container->signature->$name)) {
              unset($container->signature->$name);
              return true;
          }
  
          // Else check any parents.
          elseif ($container->parent) {
              return $container->processDelete($name, $container->parent);
          }
          return false;
      }
docs: Handles deleting a resource.
  
  @param name The name of the resource to be deleted.
  @param container A parent container which will also be searched for item to remove.