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On Tue, Dec 16, 2014 at 8:38 PM, Soni L. <fakedme@gmail.com> wrote: > if x or Return(nil, "missing x") then ... end > > vs > > if not x then > return nil, "missing x" > else > ... > end vs. if not x then return nil, "missing x" end .... -- no need for 'else' -- Javier