Module:No globals

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    Revision as of 17:32, 10 May 2019 by w>DiBabelYurikBot (Copying one change by Mainframe98: "From Module:No globals/sandbox, per Topic:Uyr5gphaxbpe5k4h" from mw:Module:No globals. (docs, translate))

    Documentation for this module may be created at Module:No globals/doc

    local mt = getmetatable(_G) or {}
    function mt.__index (t, k)
    	if k ~= 'arg' then
    		-- perf optimization here and below: do not load Module:TNT unless there is an error
    		error(require('Module:TNT').format('I18n/No globals', 'err-read', tostring(k)), 2)
    	end
    	return nil
    end
    function mt.__newindex(t, k, v)
    	if k ~= 'arg' then
    		error(require('Module:TNT').format('I18n/No globals', 'err-write', tostring(k)), 2)
    	end
    	rawset(t, k, v)
    end
    setmetatable(_G, mt)