View source for Module:No globals

← Module:No globals

Jump to navigation Jump to search

You cannot edit this revision because its content model is wikitext, which differs from the current content model of the page Scribunto.

You can view and copy the source of this page.

local mt = getmetatable(_G) or {}
function mt.__index (t, k)
	if k ~= 'arg' then
		error('Tried to read nil global ' .. tostring(k), 2)
	end
	return nil
end
function mt.__newindex(t, k, v)
	if k ~= 'arg' then
		error('Tried to write global ' .. tostring(k), 2)
	end
	rawset(t, k, v)
end
setmetatable(_G, mt)

Template used on this page:

Module:No globals/doc (edit)

Return to Module:No globals.

Retrieved from "https://meta.skywiki.org/wiki/Module:No_globals"