bug#44297: [Feature request] project.el: Additional utility functions

[Basil L. Contovounesios]

Dmitry Gutov <dgutov@yandex.ru> writes:

> On 29.10.2020 11:03, Juri Linkov wrote:
>>> It would be nice if project.el had the following interactive functions:
>>>
>>> project-find-other-file: Find a file with the same basename as the current 
>>> file but a different extension
>> Maybe then it should be named project-find-other-extension?
>> Otherwise, project-find-other-file might imply a similarity
>> with find-alternate-file (C-x C-v).
>
> I think the term is pretty much established:
> https://www.emacswiki.org/emacs/FindOtherFile
>
> Projectile also has a command with a similar name.
>
> The feature will be pretty C/C++-centric

Not if it's customised via ff-other-file-alist or similar.

> , but I suppose it's useful enough.

> What I don't understand, is why should it be in the project- namespace? 
> Looking
> for a file with the same name in the current dir doesn't execute the notion of
> the current project, even a little bit.
>
> Projectile does a project-wide search for a file with the same basename (but a
> different extension). Is that actually useful?

Maybe when e.g. headers and source files are in different directories?
I don't know whether that's already supported by find-file.el.

-- 
Basil