File

util/bitcompat.lua @ 13345:a74251a790ed

mod_blocklist: Remove weak cache (and increase default LRU cache size) Weak tables are said to have suboptimal performance, so we might as well get replace it with an increased default LRU cache size. Sorry about the 'and'
author Kim Alvefur <zash@zash.se>
date Sun, 26 Nov 2023 17:41:38 +0100
parent 12975:d10957394a3c
child 13624:de902cc0d46c
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";