protected static function findStrategy($name, $data, ConfigurationManager $manager, Source $parent = null)
{
if (isset($data['strategy'])) {
return $data['strategy'];
}
if ($parent) {
return $parent->getStrategy();
}
if (isset($data['extends']) && $manager->has('source', $data['extends'])) {
return $manager->get('source', $data['extends'])->getStrategy();
}
throw new \LogicException("Cannot find a valid strategy for the source '{$name}'");
}
