File

util/bitcompat.lua @ 13067:386ca97bec5b

util.human.io: Fix error with ellipsis to negative length Can happen if you resize the terminal too narrow that the space left for variable width columns end up negative.
author Kim Alvefur <zash@zash.se>
date Sun, 09 Apr 2023 01:34:08 +0200
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";