resolve decode issue

Author: dododedodonl

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## 3.0.2 - 2025-08-14
+- Auto-resolve functionality of `associative: true` was used on decoding
+
 ## 3.0.1 - 2025-08-13
 - Allow already decoded values to be used
 

src/Rules/BaseRule.php

@@ -36,6 +36,9 @@ public function validate(string $attribute, mixed $value, Closure $fail): void
 
         if ($this->decode) {
             $value = json_decode($value, flags: JSON_THROW_ON_ERROR);
+        } elseif (is_array($value) && ! array_is_list($value)) {
+            // If the original json was decoded with `associative: true` the validator will not work correctly, so re-encode and decode it in such a case
+            $value = json_decode(json_encode($value, flags: JSON_THROW_ON_ERROR), flags: JSON_THROW_ON_ERROR);
         }
 
         $result = $this->schemaValidator->validate($this->determineSchemaName(), $value);