K

On Sat, Aug 25, 2018, 17:18 Tom Tromey <tom@tromey.com> wrote:

> >>>>> "Stefan" == Stefan Monnier <monnier@iro.umontreal.ca> writes:
>
> >> We do this in Flycheck, but it makes retrieving the version number
> >> less conveni.k,. Lololol Ll..k..

. K

> ent.  Maybe p.j  ackage.el could provide a simple function
> >> which, given a package name, returns the installed version?
>
> Stefan> Yes, it'd be nice.
>
> >> (Maybe there's one already?)
>
> Stefan> The closest I could find are: (lm-header "version") and
> `bbdb-version`.
>
> lm-header is what package.el itself uses.
>
> I suspect this could be done by using a combination of the
> load-file-name hack; see the end of:
>
> (info "(elisp) Multi-file Packages")
>
> combined with lm-header.  To make it even better maybe this could be
> done using eval-when-compile so that the bytecode just has a constant.
>
> Tom
>
>