Refactor Jsonapi parsing

Author: Art4

src/V1/Jsonapi.php

@@ -31,18 +31,19 @@ protected function parse(mixed $object): void
             throw new ValidationException('Jsonapi has to be an object, "' . gettype($object) . '" given.');
         }
 
-        foreach ($object as $key => $value) {
-            if ($key === 'version') {
-                if (is_object($value) or is_array($value)) {
-                    throw new ValidationException('property "version" cannot be an object or array, "' . gettype($value) . '" given.');
-                }
-
-                $this->set('version', strval($value));
-            } else if ($key === 'meta') {
-                $this->set('meta', $this->create('Meta', $value));
-            } else {
-                $this->set($key, $value);
-            }
+        if (property_exists($object, 'version') and (is_object($object->version) or is_array($object->version))) {
+            throw new ValidationException('property "version" cannot be an object or array, "' . gettype($object->version) . '" given.');
+        }
+
+        foreach (get_object_vars($object) as $key => $value) {
+            $value = match ($key) {
+                /** @phpstan-ignore-next-line */
+                'version' => strval($value),
+                'meta' => $this->create('Meta', $value),
+                default => $value,
+            };
+
+            $this->set($key, $value);
         }
     }