From 598f1c13268674a8e79cfb59220fa59d7351656c Mon Sep 17 00:00:00 2001
From: Vadim Bondarenko <v.bondarenko2991@gmail.com>
Date: Wed, 26 Feb 2020 22:52:22 +0200
Subject: [PATCH] fix Mercure PublisherStub should be implement
 PublisherInterface

---
 mercure.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mercure.rst b/mercure.rst
index cebcc11eeb0..f6250e90c61 100644
--- a/mercure.rst
+++ b/mercure.rst
@@ -551,9 +551,10 @@ be handled by a stub publisher::
     // tests/Functional/Fixtures/PublisherStub.php
     namespace App\Tests\Functional\Fixtures;
 
+    use Symfony\Component\Mercure\PublisherInterface;
     use Symfony\Component\Mercure\Update;
 
-    class PublisherStub
+    class PublisherStub implements PublisherInterface
     {
         public function __invoke(Update $update): string
         {