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2009/12/16 John Hind <>:
> I really cannot see why this solution is resisted – it is fully backward
> compatible and syntactically uncomplicated. The context of the explist is
> easily distinguishable being bracketed by the reserved words ‘in’ and ‘do’.

I don't know if it is of any help but I perfectly agree with you, I
think that the __iter metamethod is something natural in the logic of
Lua language and for some strange reason it was not retained for Lua
in its current implementation.