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Re: [PATCH] sequence manipulation functions


From: Stefan Monnier
Subject: Re: [PATCH] sequence manipulation functions
Date: Fri, 21 Nov 2014 09:44:10 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux)

>>> The macro could use to "dolist" if the sequence is a list.
>> But you'd then duplicate the code of the body, which could be
>> problematic, especially with nested seq-doseq loops.
> Oh, right! Another way would be to use a function, but I tried to avoid
> that. Do you have a better idea in mind?

You can change your `i' to be either an integer (for arrays) or a cons
cell (for lists).  That requires an extra "is it a list?" test at each
iteration of the loop (to know how to extract the element and to
"increment" i), but I think it's the best we can do.


        Stefan



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