Add a check result entry to nested forms

src/Rule/NestedHandler.php

@@ -8,6 +8,7 @@
 use Yiisoft\Strings\StringHelper;
 use Yiisoft\Validator\DataSet\ObjectDataSet;
 use Yiisoft\Validator\Exception\UnexpectedRuleException;
+use Yiisoft\Validator\PostValidationHookInterface;
 use Yiisoft\Validator\Result;
 use Yiisoft\Validator\RuleHandlerInterface;
 use Yiisoft\Validator\RuleInterface;
@@ -112,6 +113,10 @@
             }
         }
 
+        if ($value instanceof PostValidationHookInterface) {
+            $value->processValidationResult($compoundResult);
+        }
+
         return $compoundResult;
     }
 }