From 31fd6db84fdf3a8b003ab88d70345dd812a38d8d Mon Sep 17 00:00:00 2001
From: Jaapio <jaap@ijaap.nl>
Date: Sat, 25 Jan 2020 15:52:34 +0100
Subject: [PATCH] Return invalid tag when factory returned null

---
 src/DocBlock/StandardTagFactory.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/DocBlock/StandardTagFactory.php b/src/DocBlock/StandardTagFactory.php
index 3abbc4a..78a2590 100644
--- a/src/DocBlock/StandardTagFactory.php
+++ b/src/DocBlock/StandardTagFactory.php
@@ -227,7 +227,8 @@ final class StandardTagFactory implements TagFactory
         try {
             /** @var callable $callable */
             $callable = [$handlerClassName, 'create'];
-            return call_user_func_array($callable, $arguments);
+            $tag = call_user_func_array($callable, $arguments);
+            return $tag ?? InvalidTag::create($body, $name);
         } catch (InvalidArgumentException $e) {
             return InvalidTag::create($body, $name)->withError($e);
         }