/**
* {@inheritdoc}
*/
public function set($key, $regex)
{
$regex = (string) $regex;
if ('' !== $regex) {
// Remove first (^) and last ($) regex pattern.
$regex = preg_replace('/^\\^(.*)\\$$/', '$1', $regex);
}
return parent::set($key, $regex);
}
/**
* Expands a flattened array to a new ParameterBag .
*
* @param array $flat
*
* @return ParameterBag
**/
public static function expand(array $flat)
{
$bag = new ParameterBag();
foreach ($flat as $key => $value) {
$bag->set($key, $value);
}
return $bag;
}
