[Validator] Added a note why scalars are passed to cascadeObject() in NodeTraverser

webmozart · webmozart · commit 297ba4f585b7 · 2014-03-30T18:28:55.000+02:00
diff --git a/src/Symfony/Component/Validator/NodeTraverser/NodeTraverser.php b/src/Symfony/Component/Validator/NodeTraverser/NodeTraverser.php
@@ -113,6 +113,9 @@ private function traverseNode(Node $node)
                     $traversalStrategy
                 );
             } elseif ($cascadingStrategy & CascadingStrategy::CASCADE) {
+                // If the value is a scalar, pass it anyway, because we want
+                // a NoSuchMetadataException to be thrown in that case
+                // (BC with Symfony < 2.5)
                 $this->cascadeObject(
                     $node->value,
                     $node->propertyPath,
