local dbg_file
function dbg(...)
	if dbg_file then
		local out = io.open(dbg_file, "a")
		if not out then return end
		for i = 1, select("#", ...) do
			local value = select(i, ...)
			if type(value) == "table" then
				out:write(textutils.serialise(value))
			else
				out:write(tostring(value))
				out:write("\t")
			end
		end
		out:write("\n")
		out:close()
	else
		local pretty = require("cc.pretty")
		for i = 1, select("#", ...) do
			local value = select(i, ...)
			pretty.pretty_print(value)
		end
	end
end

return setmetatable({}, { __call = function(_, file)
	if dbg_file then return end

	if file then
		dbg_file = fs.combine(shell.dir(), file)
		if dbg_file then
			fs.delete(dbg_file)
		end
	end
end})