From bb740b572298571b2c87f5cd383369dd2b09ce50 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonatan=20M=C3=A4nnchen?= <jonatan@maennchen.ch>
Date: Sun, 9 Oct 2016 14:40:22 +0000
Subject: [PATCH 1/2] [Form] Correct FormView#parent Type Hint

---
 src/Symfony/Component/Form/FormView.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Symfony/Component/Form/FormView.php b/src/Symfony/Component/Form/FormView.php
index 401288cf83d91..ad4f21befd765 100644
--- a/src/Symfony/Component/Form/FormView.php
+++ b/src/Symfony/Component/Form/FormView.php
@@ -31,7 +31,7 @@ class FormView implements \ArrayAccess, \IteratorAggregate, \Countable
     /**
      * The parent view.
      *
-     * @var FormView
+     * @var FormView|null
      */
     public $parent;
 

From e6b653d9aa80e1228ab9ba24bb8565165b282e02 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonatan=20M=C3=A4nnchen?= <jonatan@maennchen.ch>
Date: Sun, 9 Oct 2016 14:41:29 +0000
Subject: [PATCH 2/2] [Form] FormView#hasParent Helper Method

---
 src/Symfony/Component/Form/FormView.php       | 10 ++++++
 .../Component/Form/Tests/FormViewTest.php     | 32 +++++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100644 src/Symfony/Component/Form/Tests/FormViewTest.php

diff --git a/src/Symfony/Component/Form/FormView.php b/src/Symfony/Component/Form/FormView.php
index ad4f21befd765..e32b37d33e00c 100644
--- a/src/Symfony/Component/Form/FormView.php
+++ b/src/Symfony/Component/Form/FormView.php
@@ -153,4 +153,14 @@ public function count()
     {
         return count($this->children);
     }
+
+    /**
+     * Has the view a parent?
+     *
+     * @return bool
+     */
+    public function hasParent()
+    {
+        return $this->parent !== null;
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/FormViewTest.php b/src/Symfony/Component/Form/Tests/FormViewTest.php
new file mode 100644
index 0000000000000..c5c559ae95abb
--- /dev/null
+++ b/src/Symfony/Component/Form/Tests/FormViewTest.php
@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Form\Tests;
+
+use Symfony\Component\Form\FormView;
+
+/**
+ * @author Jonatan Männchen <jonatan@maennchen.ch>
+ */
+class FormViewTest extends \PHPUnit_Framework_TestCase
+{
+    public function testHasFormView()
+    {
+        $formView = new FormView($this->getMock(FormView::class));
+        $this->assertTrue($formView->hasParent());
+    }
+
+    public function testNotHasFormView()
+    {
+        $formView = new FormView();
+        $this->assertFalse($formView->hasParent());
+    }
+}