Module:No globals: Difference between revisions
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(From Module:No globals/sandbox, per Topic:Uyr5gphaxbpe5k4h) |
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function mt.__index (t, k) | function mt.__index (t, k) | ||
if k ~= 'arg' then | 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) | error(require('Module:TNT').format('I18n/No globals', 'err-read', tostring(k)), 2) | ||
end | end | ||
Latest revision as of 18:25, 17 September 2020
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)