Re: [RFC PATCH 1/2] add a local copy of Mail::Address from CPAN

> We used to have two versions of the email parsing code. Our
> parse_mailboxes (in Git.pm), and Mail::Address which we used if
> installed. Unfortunately, both versions have different sets of bugs, and
> changing the behavior of git depending on whether Mail::Address is
> installed was a bad idea.
>
> A first attempt to solve this was cc90750 (send-email: don't use
> Mail::Address, even if available, 2017-08-23), but it turns out our
> parse_mailboxes is too buggy for some uses. For example the lack of
> about nested comments support breaks get_maintainer.pl in the Linux

> kernel tree:
>
>   https://public-inbox.org/git/20171116154814.23785-1-alex.bennee@linaro.org/
>
> This patch goes the other way: use Mail::Address anyway, but have a
> local copy as a fallback, when the system one is not available.
>
> The duplicated script is small (276 lines of code) and stable in time.
> Maintaining the local copy should not be an issue, and will certainly be
> less burden than maintaining our own parse_mailboxes.
>
> Another option would be to consider Mail::Address as a hard dependency,
> but it's easy enough to save the trouble of extra-dependency to the end
> user or packager.
>
> Signed-off-by: Matthieu Moy <git@matthieu-moy.fr>