net.websocket.frames: Prefer Lua 5.2 built-in bit module over LuaJIT version
When running on Lua 5.2 this makes sense since bit32 is usually already
loaded. It's sensible to prefer this going forward in case of
incompatibilities between the two variants.
--- a/net/websocket/frames.lua Thu Nov 29 16:19:39 2018 +0100
+++ b/net/websocket/frames.lua Thu Nov 29 16:53:22 2018 +0100
@@ -9,7 +9,7 @@
local softreq = require "util.dependencies".softreq;
local random_bytes = require "util.random".bytes;
-local bit = assert(softreq"bit" or softreq"bit32",
+local bit = assert(softreq"bit32" or softreq"bit",
"No bit module found. See https://prosody.im/doc/depends#bitop");
local band = bit.band;
local bor = bit.bor;