public function register(Carew $carew)
{
$container = $carew->getContainer();
$config = $container['config']['less'];
foreach ($container['themes'] as $theme) {
if (is_file($theme . '/' . $config['input'])) {
$input = $theme . '/' . $config['input'];
break;
}
}
$eventDispatcher = $carew->getEventDispatcher()->addSubscriber(new LessListener(new lessc(), $container['filesystem'], $input, $config['output']));
}