Fix form values for ChoiceType with expanded: true

Author: Lustmored

src/LiveComponent/src/ComponentWithFormTrait.php

@@ -166,7 +166,13 @@ private function extractFormValues(FormView $formView): array
         $values = [];
         foreach ($formView->children as $child) {
             $name = $child->vars['name'];
-            if (\count($child->children) > 0) {
+            if (
+                (
+                    !array_key_exists('expanded', $child->vars)
+                    || !$child->vars['expanded']
+                )
+                && \count($child->children) > 0
+            ) {
                 $values[$name] = $this->extractFormValues($child);
 
                 continue;

src/LiveComponent/tests/Unit/Form/ComponentWithFormTest.php

@@ -32,7 +32,7 @@ public function testFormValues(): void
                 'textarea' => '',
                 'range' => '',
                 'choice' => '',
-                'choice_expanded' => null,
+                'choice_expanded' => '',
                 'checkbox' => null,
                 'file' => '',
                 'hidden' => '',