From 52a8359160b7ebd1ff211d1dee3492d66d340b4f Mon Sep 17 00:00:00 2001
From: Evgeny Zinoviev <me@ch1p.com>
Date: Fri, 12 Apr 2019 19:09:34 +0300
Subject: [PATCH] Fix E_NOTICES

---
 src/ParsedownHighlight.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ParsedownHighlight.php b/src/ParsedownHighlight.php
index 800e9e0..85859a3 100644
--- a/src/ParsedownHighlight.php
+++ b/src/ParsedownHighlight.php
@@ -17,6 +17,10 @@ public function __construct()
 
     protected function blockFencedCodeComplete($block)
     {
+        if (!isset($block['element']['element']['attributes'])) {
+            return $block;
+        }
+
         $code = $block['element']['element']['text'];
         $languageClass = $block['element']['element']['attributes']['class'];
         $language = explode('-', $languageClass);