From afb262af2b1c4af103cb2f264f0f3b50137df8f2 Mon Sep 17 00:00:00 2001
From: Matthias H <apoc@sixserv.org>
Date: Mon, 9 Mar 2015 09:24:26 +0100
Subject: ruby 2.2: fix a obscure regexp escaping bug

---
 lib/rbot/irc.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/rbot/irc.rb b/lib/rbot/irc.rb
index c57b252f..81f91210 100644
--- a/lib/rbot/irc.rb
+++ b/lib/rbot/irc.rb
@@ -546,7 +546,7 @@ class Regexp
     RFC_CHAN = /#{CHAN_FIRST}#{CHAN_ANY}{1,49}|#{CHAN_SAFE}#{CHAN_ANY}{1,44}/
 
     # Nick-matching regexps
-    SPECIAL_CHAR = /[\x5b-\x60\x7b-\x7d]/
+    SPECIAL_CHAR = /[\[-\`\{-\}]/
     NICK_FIRST = /#{SPECIAL_CHAR}|[[:alpha:]]/
     NICK_ANY = /#{SPECIAL_CHAR}|[[:alnum:]]|-/
     GEN_NICK = /#{NICK_FIRST}#{NICK_ANY}+/
-- 
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