From d02be97f167a1295d88f62966c19067173028a1d Mon Sep 17 00:00:00 2001
From: Alexey Romanoff <ar@logiceditor.com>
Date: Mon, 25 Apr 2022 13:46:49 +0300
Subject: [PATCH] src/websocket/bit.lua: add support for bitop-lua

---
 src/websocket/bit.lua | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/websocket/bit.lua b/src/websocket/bit.lua
index f8fc685..7a65993 100644
--- a/src/websocket/bit.lua
+++ b/src/websocket/bit.lua
@@ -4,7 +4,13 @@ if has_bit32 then
   bit.rol = bit.lrotate
   bit.ror = bit.rrotate
   return bit
-else
+end
+
+local has_bit
+has_bit, bit = pcall(require,'bit')
+if has_bit then
   -- luajit / lua 5.1 + luabitop
   return require'bit'
 end
+
+return (require 'bitop.funcs').bit