File

util/bitcompat.lua @ 13033:a863e4237b91

util.set: Change tostring format to {a, b, c} Makes it easier to make out where the set starts and ends in cases where it may get embedded and tostring()-ed in a log message. { } taken over from util.array for consistency with some other systems syntax for Sets, e.g. Python
author Kim Alvefur <zash@zash.se>
date Thu, 06 Apr 2023 16:30:26 +0200
parent 12975:d10957394a3c
line wrap: on
line source

-- Compatibility layer for bitwise operations

-- First try the bit32 lib
-- Lua 5.3 has it with compat enabled
-- Lua 5.2 has it by default
if _G.bit32 then
	return _G.bit32;
end

do
	-- Lua 5.3 and 5.4 would be able to use native infix operators
	local ok, bitop = pcall(require, "prosody.util.bit53")
	if ok then
		return bitop;
	end
end

error "No bit module found. See https://prosody.im/doc/depends#bitop";