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- Subject: Re: Slicing ideas
- From: "Alex Davies" <alex.mania@...>
- Date: Tue, 3 Apr 2012 00:54:34 +0800
So..
Just playing with this thought experiment, what does t[f()] do? Multiret
into a __slice, falling back into an __index with the first return (or nil
if none) if not found?
Sounds messy on the vm. Or does it truncate to one argument and just call
__index?
I'm not sold on the idea personally. I'd rather __index, __newindex were
expanded to support multiple arguments if anything is to be done.
Once you do that though, It's a bit how deep does the rabbit hole go? ie can
you return multiple values from __slice? Can you assign multiple values to
__newslice?
ie would you want this to be able to be made to work:
t[1,3] = 3,4,5
?
I bet the very thought of that would make Mike break out in hives...
Alex