/**
* Constructor.
*
* @param ContainerInterface $container A ContainerInterface instance
* @param LoaderInterface $loader A loader instance
* @param array $renderers An array of renderer instances
* @param mixed $escaper The escaper to use (or false to disable escaping)
*/
public function __construct(ContainerInterface $container, LoaderInterface $loader, array $renderers = array(), $escaper)
{
parent::__construct($loader, $renderers);
$this->level = 0;
$this->container = $container;
$this->escaper = $escaper;
$this->helpers = array();
foreach ($this->container->findAnnotatedServiceIds('templating.helper') as $id => $attributes) {
if (isset($attributes[0]['alias'])) {
$this->helpers[$attributes[0]['alias']] = $id;
}
}
}
