From 411ae346fd98c29e9d27c93d68ce775ad1f8a0ec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Elan=20Ruusam=C3=A4e?= <glen@delfi.ee>
Date: Sat, 6 Jul 2019 14:00:24 +0300
Subject: [PATCH] src/Protocol/SmtpPluginManager: cosmetic: use
 $this->instanceOf instead of hardcoding Smtp::class again

---
 src/Protocol/SmtpPluginManager.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Protocol/SmtpPluginManager.php b/src/Protocol/SmtpPluginManager.php
index 55839f05..9d07ceff 100644
--- a/src/Protocol/SmtpPluginManager.php
+++ b/src/Protocol/SmtpPluginManager.php
@@ -75,7 +75,7 @@ public function validate($plugin)
             throw new InvalidServiceException(sprintf(
                 'Plugin of type %s is invalid; must extend %s',
                 (is_object($plugin) ? get_class($plugin) : gettype($plugin)),
-                Smtp::class
+                $this->instanceOf
             ));
         }
     }