GNU bug report logs - #78750
Add archive-visit-inner-file function

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Kenta USAMI <zonuexe <at> zonu.me>
Cc: 78750 <at> debbugs.gnu.org
Subject: bug#78750: Add archive-visit-inner-file function
Date: Wed, 11 Jun 2025 15:13:36 +0300

> From: Kenta USAMI <zonuexe <at> zonu.me>
> Date: Wed, 11 Jun 2025 02:18:42 +0900
> 
> Currently, a buffer for an archive file can be opened by selecting the
> entry from archive-mode, but there is no way to access it from Lisp
> without manually selecting the entry.
> 
> An API like archive-visit-inner-file, introduced in this patch, would be
> useful to implement the ability to directly access an archive entry.

Thanks, sounds useful.  AFAIU, this will work with any archive
supported by arc-mode.el?

> My use case is to be able to jump directly to classes and functions
> defined in PHP scripts stored inside a Phar archive file.
> 
> - https://github.com/emacs-php/archive-phar.el
> - https://www.php.net/manual/en/book.phar.php
> 
> I'm not hung up on the function names or detailed API of this patch.

Why do we need to have "inner" in the name?  Can we call this API
archive-find-file instead?

Also, would you mind to add one or more tests for this API?

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