/**
* Find the first matching context in the collection
* @param string $re
* @param callable $filter
* @return Context
*/
public function find($re, $filter = null)
{
$result = null;
$this->each(function ($context) use($re, $filter, &$result) {
$r = $context->find($re, $filter);
if (!$r->isEmpty()) {
$result = $r;
return false;
}
});
return $result ?: Context::getEmptyContext();
}
