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> > how can i determine the number of parameters this function
> > needs?
> The simple answer is: it doesn't need any :) since Lua will just fill
> in the missing ones with nil.

this one i know. but that doesn't really answer my need.

> A better question would be "how can i determine the maximum number of
> arguments this function will care about?". But I don't believe there is
> a way of doing that.

this one i don't need.

> If you really want to associate functions with introspection
> information, I think you'd have to create some mechanism to do it, like
> a weak-keyed table of functions whose values are the function
> signature.

this is the answer i need. will investigate it further.
just had to make sure that there isn't any existing easy way
to do introspection in lua.

thank you :-)