Re: [PATCH 1/1] ls-refs.c: minimize number of refs visited

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On Tue, Jan 19, 2021 at 05:23:36PM -0500, Taylor Blau wrote:

> > Having now looked carefully at the ls-refs code, it's a pure
> > prefix-match, too. So I think we _could_ rely on for_each_fullref_in()
> > returning us the correct full results, and not checking it further in
> > send_ref(). But I kind of like keeping it there as an extra check (and
> > one which could in theory grow more logic later).
> 
> Hmm. What if the caller asks for:
> 
>   ref-prefix refs/tags/a
>   ref-prefix refs/tags/b
> 
> ?
> 
> The LCP between those two is refs/tags, so send_ref() will presumably
> get lots of reuslts that it doesn't care about (assuming there are tags
> besides a and b).

Oh, you're right, of course. Ignore me. :)

-Peff



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