From 8312857f6a28c26f22468f28500d791a0136881d Mon Sep 17 00:00:00 2001
From: Lukas Kahwe Smith <smith@pooteeweet.org>
Date: Tue, 8 Oct 2013 16:38:57 +0200
Subject: [PATCH] deal with ampersand when parsing queries

related to https://github.com/phpcr/phpcr-api-tests/pull/119 and
https://github.com/jackalope/jackalope-doctrine-dbal/issues/114
---
 src/PHPCR/Util/QOM/Sql2Scanner.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/PHPCR/Util/QOM/Sql2Scanner.php b/src/PHPCR/Util/QOM/Sql2Scanner.php
index 74aa1b9..9afafe8 100644
--- a/src/PHPCR/Util/QOM/Sql2Scanner.php
+++ b/src/PHPCR/Util/QOM/Sql2Scanner.php
@@ -75,7 +75,8 @@ public function lookupNextToken($offset = 0)
      */
     public function getPreviousDelimiter()
     {
-        return $this->delimiters[$this->curpos - 1];
+
+        return isset($this->delimiters[$this->curpos - 1]) ? $this->delimiters[$this->curpos - 1] : ' ';
     }
 
     /**