closureaction.php

<?php
 
namespace Bitrix\Main\Engine;
 
 
final class ClosureAction extends Action
{
    protected $callable;
 
    public function __construct($name, Controller $controller, $callable, $config = array())
    {
        $this->callable = $callable;
        parent::__construct($name, $controller, $config);
    }
 
    protected function buildBinder()
    {
        if ($this->binder === null)
        {
            $controller = $this->getController();
            $this->binder = AutoWire\ControllerBinder::buildForFunction($this->callable)
                ->setController($controller)
                ->setSourcesParametersToMap($controller->getSourceParametersList())
                ->setAutoWiredParameters(
                    array_filter(array_merge(
                        [$controller->getPrimaryAutoWiredParameter()],
                        $controller->getAutoWiredParameters()
                    ))
                )
            ;
        }
 
        return $this;
    }
}