/**
* The constructor
* @param string $dir The directory where the current addond is located
* @throws \InvalidArgumentException
*/
public function __construct($dir)
{
if (!is_string($dir)) {
throw new \InvalidArgumentException('');
}
parent::__construct($dir);
}
/**
* The constructor
*
* @param string $dir The directory where the application is located
* @throws \InvalidArgumentException
*/
public function __construct($dir)
{
if (!is_string($dir)) {
throw new \InvalidArgumentException('The dir argument must be of type string');
}
$dir = realpath($dir);
if ($dir === false) {
throw new \InvalidArgumentException('The dir specified does not exist');
}
parent::__construct($dir);
}