Module:No globals: Difference between revisions

    From Nonbinary Wiki
    imported>MacFan4000
    m (1 revision imported: Basic templates)
    imported>Sau226BOT
    m (1 revision: Import from en.wp)
    Line 1: Line 1:
    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)

    Revision as of 12:23, 30 April 2018

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