Re: move-lines.el: a lazy programmer's package to move lines around

Stéphane Marks <[email protected]> writes:

> On Fri, Jul 31, 2026 at 2:51 PM Philip Kaludercic <[email protected]>
> wrote:
>
>> Pedro Andres Aranda Gutierrez <[email protected]> writes:
>>
>> > Hi Philip
>> >
>> > Thanks for the time you took to analyse this.
>> > I keep the functions apart because of the corner cases ;-) and
>> > because I use it to introduce people into intermediate Lisp
>> > programming.
>> >
>> > Of course it is tempting to have this added to Emacs itself.
>> > My main concern are potential collisions with ways of working other
>> > people may have developed over the years ;-)
>>
>> What exactly is your concern here?  Having a command that can move
>> around text in an interactive setting is useful in general, but also not
>> something that we expect to be upgraded and extended extensively, so
>> having it stable and complete in core sounds like a good idea to me, as
>> opposed to a third-party package where the user has to first install it
>> and then (especially nowadays) be concerned about security risks when
>> upgrading.  In case you haven't seen it, I'd recommend taking a look at
>> https://elpa.gnu.org/contributing.html, especially the list of "soft
>> criteria".
>>
>
> If it works well, I'll remove my custom code to do the same.  I also have
> the package https://melpa.org/#/move-text installed that I'd remove.
> Perhaps you can compare yours to move-text at the very least as I suspect
> that's a popular package.

WDYT Pedro?  There is no hurry to proceed, since Emacs 31 hasn't been
released yet so there is plenty of time before Emacs 32 comes around,
but I think that analyzing the current package landscape for a feature
like this and coming up with a patch along the lines of `indent-rigidly'
would be a nice addition to the core.