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<?php declare(strict_types=1);
namespace Stratadox\EntityState\Internal;
use function array_merge as these;
use function assert;
use function is_object;
use Stratadox\EntityState\PropertyState;
final class ObjectExtractor implements Extractor
{
private $next;
private function __construct(Extractor $next)
$this->next = $next;
}
public static function withAlternative(Extractor $next): Extractor
return new self($next);
public function extract(
ExtractionRequest $request,
Extractor $base = null
): array {
if (!is_object($request->value())) {
return $this->next->extract($request, $base);
assert($base !== null);
$properties = [];
foreach (ReflectionProperties::ofThe($request->value()) as $property) {
$properties[] = $base->extract(
$request->forProperty($property),
$base
);
if (empty($properties)) {
return $request->isTheOwner() ?
[] :
[PropertyState::with((string) $request->objectName(), null)];
return these(...$properties);
Stratadox /
EntityState
