Disable backtracking where the regex doesn't need it

erusev · Mar 9, 2018 · 19f1bb9 · 19f1bb9
1 parent 721b885
commit 19f1bb9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Parsedown.php b/Parsedown.php
@@ -1142,7 +1142,7 @@ protected function inlineCode($Excerpt)
 
     protected function inlineEmailTag($Excerpt)
     {
-        $commonMarkEmail = '[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9]'
+        $commonMarkEmail = '[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]++@[a-zA-Z0-9]'
             .'(?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?'
             .'(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*'
         ;