From 6157f02067b0053da77c6537801fa48b2edf9319 Mon Sep 17 00:00:00 2001
From: Brendan Abolivier <babolivier@matrix.org>
Date: Tue, 11 May 2021 10:49:45 +0100
Subject: [PATCH] Revert "improve efficiency of _glob_to_re"

This reverts commit edac710bc0c4dc1cd226d9ffe73a00b42c2b67d8.
---
 synapse/push/push_rule_evaluator.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/synapse/push/push_rule_evaluator.py b/synapse/push/push_rule_evaluator.py
index ae077af5b5..49ecb38522 100644
--- a/synapse/push/push_rule_evaluator.py
+++ b/synapse/push/push_rule_evaluator.py
@@ -230,8 +230,7 @@ def _glob_to_re(glob: str, word_boundary: bool) -> Pattern:
     if IS_GLOB.search(glob):
         r = re.escape(glob)
 
-        # replace 1 or more repeats of `\*` with `.*?`
-        r = re.sub(r"(\\\*)+", ".*?", r)
+        r = r.replace(r"\*", ".*?")
         r = r.replace(r"\?", ".")
 
         # handle [abc], [a-z] and [!a-z] style ranges.