directory = \rtrim($directory, '\\/') . '/'; parent::__construct($directory, $options); } /** * The original FileSystemCache of twig generates the key depending on PHP_VERSION. * We need to produce the same key regardless of PHP_VERSION. Therefore, we * overwrite this method. **/ public function generateKey(string $name, string $className): string { $hash = \hash('sha256', $className); return $this->directory . $hash[0] . $hash[1] . '/' . $hash . '.php'; } }