Breaking change: Update signature of ExtractorInterface->extract()

Author: cundd

Classes/DataProvider/Extractor.php

@@ -61,7 +61,7 @@ public function __construct(
         $this->maxDepthOfObjectTreeTraversal = $maxDepthOfObjectTreeTraversal;
     }
 
-    public function extract($input)
+    public function extract(mixed $input): string|int|bool|float|array|null
     {
         return $this->extractData($input, null, null);
     }

Classes/DataProvider/ExtractorInterface.php

@@ -9,14 +9,18 @@
 
 /**
  * Class to prepare/extract the data to be sent from objects
+ *
+ * @phpstan-type Data string|int|bool|float|array<mixed,mixed>|null
  */
 interface ExtractorInterface
 {
     /**
-     * Returns the data from the given input
+     * Extract the data from the given input
+     *
+     * @return Data
      *
      * @throws RuntimeException         if the data nesting is too deep
      * @throws InvalidArgumentException if the input type is not supported
      */
-    public function extract($input);
+    public function extract(mixed $input): string|int|bool|float|array|null;
 }