File

util/bit53.lua @ 12920:cdb996637b08

authz: Add method for retrieving all roles Some of the OAuth stuff highlights a small need to retrieve a list of roles somehow. Handy if you ever need a role selector in adhoc or something. Unless there's some O(n) thing we were avoiding?
author Kim Alvefur <zash@zash.se>
date Sat, 04 Mar 2023 18:40:43 +0100
parent 12365:af02b033bd7f
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-- Only the operators needed by net.websocket.frames are provided at this point
return {
	band   = function (a, b, ...)
		local ret = a & b;
		if ... then
			for i = 1, select("#", ...) do
				ret = ret & (select(i, ...));
			end
		end
		return ret;
	end;
	bor    = function (a, b, ...)
		local ret = a | b;
		if ... then
			for i = 1, select("#", ...) do
				ret = ret | (select(i, ...));
			end
		end
		return ret;
	end;
	bxor   = function (a, b, ...)
		local ret = a ~ b;
		if ... then
			for i = 1, select("#", ...) do
				ret = ret ~ (select(i, ...));
			end
		end
		return ret;
	end;
	rshift = function (a, n) return a >> n end;
	lshift = function (a, n) return a << n end;
};