From 511773ce6bb43f8b10429c6d924428c9469f8ec9 Mon Sep 17 00:00:00 2001
From: Uwe Tews <uwe.tews@googlemail.com>
Date: Wed, 9 Aug 2017 12:58:47 +0200
Subject: [PATCH] - improvement repeated delimiter like {{ and }} will be
 treated as literal    
 https://groups.google.com/forum/#!topic/smarty-developers/h9r82Bx4KZw

---
 lexer/smarty_internal_templatelexer.plex | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lexer/smarty_internal_templatelexer.plex b/lexer/smarty_internal_templatelexer.plex
index 51408b77..53213285 100644
--- a/lexer/smarty_internal_templatelexer.plex
+++ b/lexer/smarty_internal_templatelexer.plex
@@ -243,8 +243,7 @@ class Smarty_Internal_Templatelexer
         $this->pldel = preg_quote($this->smarty->left_delimiter, '/');
         $this->ldel = $this->pldel . ($this->smarty->auto_literal ? '(?!\\s+)' : '\\s*');
         $this->ldel_length = strlen($this->smarty->left_delimiter);
-        $rdel = preg_quote($this->smarty->right_delimiter, '/');
-        $this->rdel = "(?<!{$rdel}){$rdel}(?!{$rdel})";
+        $this->rdel = preg_quote($this->smarty->right_delimiter, '/');
         $this->rdel_length = strlen($this->smarty->right_delimiter);
         $this->smarty_token_names['LDEL'] = $this->smarty->left_delimiter;
         $this->smarty_token_names['RDEL'] = $this->smarty->right_delimiter;