bug#67000: 30.0.50; [PATCH] Add support for reading/writing IELM input history

[Stefan Kangas <stefankangas@gmail.com>]

Simen Heggestøyl <simenheg@runbox.com> writes:

> Hi Stefan, thanks for your feedback. An updated patch is attached.

LGTM, please install.  Feel free to handle the minor comments below as
you think is best, or disregard them.

Thanks!

>>> +(defcustom ielm-history-file-name
>>> +  (locate-user-emacs-file "ielm-history.eld")
>>> +  "If non-nil, name of the file to read/write IELM input history."
>>> +  :type '(choice (const :tag "nil" nil)
>>
>> The tag here should be "Disable input history" or something like that.
>
> Ok. Should it be updated for `comint-input-ring-file-name' too then (I
> copied it from there)?

Yes, that could be improved too.

> From fe91c4f3aaefc109135c48ba26f8f21e87db465e Mon Sep 17 00:00:00 2001
> From: =?UTF-8?q?Simen=20Heggest=C3=B8yl?= <simenheg@runbox.com>
> Date: Tue, 16 Jan 2024 08:21:41 +0100
> Subject: [PATCH] Add support for reading/writing IELM input history
>
> * lisp/ielm.el (inferior-emacs-lisp-mode): Add support for
> reading/writing input history.

How about:

    "Add support for saving input history to a file"

> (ielm--history-file-name): Name of the file to read/write IELM input
> history.

Maybe:

    "New variable indicating IELM input history file.

> +(defcustom ielm-history-file-name
> +  (locate-user-emacs-file "ielm-history.eld")
> +  "If non-nil, name of the file to read/write IELM input history."
> +  :type '(choice (const :tag "Disable input history" nil)
> +                 file)
> +  :version "30.1")

Maybe `file' should have a tag too?