private function flattenAdvices($advices)
{
$flattenAdvices = [];
foreach ($advices as $type => $typedAdvices) {
foreach ($typedAdvices as $name => $concreteAdvices) {
if (is_array($concreteAdvices)) {
$flattenAdvices[$type][$name] = array_keys($concreteAdvices);
}
}
}
return $flattenAdvices;
}