diff --git a/src/Symfony/Bridge/Twig/CHANGELOG.md b/src/Symfony/Bridge/Twig/CHANGELOG.md
index 2982e6b66f71a..e81b36cdab791 100644
--- a/src/Symfony/Bridge/Twig/CHANGELOG.md
+++ b/src/Symfony/Bridge/Twig/CHANGELOG.md
@@ -1,6 +1,11 @@
CHANGELOG
=========
+4.3.0
+-----
+
+ * added the `parent_form()` function that allows to reliably retrieve the parent form in Twig templates
+
4.2.0
-----
diff --git a/src/Symfony/Bridge/Twig/Extension/FormExtension.php b/src/Symfony/Bridge/Twig/Extension/FormExtension.php
index f7429ad3bbb4c..1b2e71c48d264 100644
--- a/src/Symfony/Bridge/Twig/Extension/FormExtension.php
+++ b/src/Symfony/Bridge/Twig/Extension/FormExtension.php
@@ -54,6 +54,7 @@ public function getFunctions()
new TwigFunction('form_start', null, ['node_class' => 'Symfony\Bridge\Twig\Node\RenderBlockNode', 'is_safe' => ['html']]),
new TwigFunction('form_end', null, ['node_class' => 'Symfony\Bridge\Twig\Node\RenderBlockNode', 'is_safe' => ['html']]),
new TwigFunction('csrf_token', ['Symfony\Component\Form\FormRenderer', 'renderCsrfToken']),
+ new TwigFunction('parent_form', 'Symfony\Bridge\Twig\Extension\twig_get_parent_form'),
];
}
@@ -115,3 +116,11 @@ function twig_is_root_form(FormView $formView)
{
return null === $formView->parent;
}
+
+/**
+ * @internal
+ */
+function twig_get_parent_form(FormView $formView): ?FormView
+{
+ return $formView->parent;
+}
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