From 6caa917c1edf712cda32ffaf6cf9e977f4f82cbf Mon Sep 17 00:00:00 2001
From: Robert Riemann <robert@riemann.cc>
Date: Thu, 17 May 2018 14:09:43 +0200
Subject: [PATCH] fixes #15 with negative looka-ahead regexp

---
 adblockparser/parser.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/adblockparser/parser.py b/adblockparser/parser.py
index 4dd6219..dacaa5d 100644
--- a/adblockparser/parser.py
+++ b/adblockparser/parser.py
@@ -269,7 +269,7 @@ def rule_to_regex(cls, rule):
 
         # other | symbols should be escaped
         # we have "|$" in our regexp - do not touch it
-        rule = re.sub("(\|)[^$]", r"\|", rule)
+        rule = re.sub("(\|)(?!\$)", '\|', rule)
 
         return rule