From 7a08e4a48a4bca88c79e7368297872adb69b83ed Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Fri, 21 Sep 2018 15:48:20 +0100
Subject: [PATCH] [Fix] Fix lua_util.str_split in case of delimiters set

---
 lualib/lua_util.lua | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lualib/lua_util.lua b/lualib/lua_util.lua
index 2a2a80fc5..e8fbe2dee 100644
--- a/lualib/lua_util.lua
+++ b/lualib/lua_util.lua
@@ -46,7 +46,12 @@ local function rspamd_str_split(s, sep)
     gr = split_grammar[sep]
 
     if not gr then
-      local _sep = lpeg.P(sep)
+      local _sep
+      if type(sep) == 'string' then
+        _sep = lpeg.S(sep) -- Assume set
+      else
+        _sep = sep -- Assume lpeg object
+      end
       local elem = lpeg.C((1 - _sep)^0)
       local p = lpeg.Ct(elem * (_sep * elem)^0)
       gr = p
-- 
2.39.5