Module:No globals: Difference between revisions
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require('Module:No globals') | |||
local mt = getmetatable(_G) or {} | local mt = getmetatable(_G) or {} | ||
function mt.__index (t, k) | function mt.__index (t, k) |
Revision as of 10:20, 1 October 2014
require('Module:No globals') local mt = getmetatable(_G) or {} function mt.__index (t, k) if k ~= 'arg' then error('Test ' .. tostring(k), 2) end return nil end function mt.__newindex(t, k, v) if k ~= 'arg' then error('Test2 ' .. tostring(k), 2) end rawset(t, k, v) end setmetatable(_G, mt)