Re: [PATCH 5/5] versioncmp: cope with common leading parts in versionsort.prereleaseSuffix

[Duy Nguyen <pclouds@gmail.com>]

On Wed, Sep 7, 2016 at 10:48 PM, SZEDER Gábor <szeder@ira.uka.de> wrote:
> Now, while I believe this is the right thing to do to fix this bug,
> there is a corner case, where multiple configured prerelease suffixes
> might match the same tagname:
>
>   $ git config --get-all versionsort.prereleaseSuffix
>   -bar
>   -baz
>   -foo-bar
>   $ ~/src/git/git tag -l --sort=version:refname
>   v1.0-foo-bar
>   v1.0-foo-baz
>
> I.e. when comparing these two tags, both "-bar" and "-foo-bar" would
> match "v1.0-foo-bar", and as "-bar" comes first in the config file,
> it wins, and "v1.0-foo-bar" is ordered first.  An argument could be
> made to prefer longer matches, in which case "v1.0-foo-bar" would be
> ordered according to "-foo-bar", i.e. as second.  However, I don't
> know what that argument could be, to me neither behavior is better
> than the other, but the implementation of the "longest match counts"
> would certainly be more complicated.
>
> The argument I would make is that this is a pathological corner case
> that doesn't worth worrying about.

Maybe we should keep a note about this in config.txt? If it's not
worth bothering/scaring the users about, I suggest you keep this in
the commit message.
-- 
Duy