/**
* Adds bundle's classcontent directory into application.
*
* @param Config $config
* @param callable|null $recipe
*/
private function addClassContentDir(Config $config, callable $recipe = null)
{
if (null !== $recipe) {
$this->runRecipe($config, $recipe);
} else {
$directory = realpath(dirname($config->getBaseDir()) . DIRECTORY_SEPARATOR . 'ClassContent');
if (false !== $directory) {
$this->application->unshiftClassContentDir($directory);
}
}
}