Ruijie Yu <ruijie@netyu.xyz> 于2023年4月3日周一 11:06写道：

> Two minor comments below.
>
> > @@ -90,8 +92,32 @@ save-place-forget-unreadable-files
> >  (defcustom save-place-abbreviate-file-names nil
> > [...]
> > +  :set (lambda (sym val)
> > +         (set-default sym val)
> > +         (let ((fun (if val 'abbreviate-file-name 'expand-file-name)))
>
> I believe function quotes "#'" are preferred over simple quotes "'" when
> dealing with functions.

OK

> > @@ -214,7 +241,11 @@ save-place-to-alist
> >                           ((and (derived-mode-p 'dired-mode) directory)
> >                            (let ((filename (dired-get-filename nil t)))
> >                              (if filename
> > -                                `((dired-filename . ,filename))
> > +                                   (list
> > +                                    (cons 'dired-filename
> > +                                          (if save-place-abbreviate-file-names
> > +                                              (abbreviate-file-name filename)
> > +                                            filename)))
>
> It seems that you rewrote the quote-backquote thing with regular
> list-cons construct -- no comments on that.  I noticed that here, and in
> a few other places, you are reusing the exact `if' construct multiple
> times.  Does that warrant defining a helper function?

I feel such a function is too short.

> Also, while I was about to send the mail, regarding the docstring of
> `save-place-abbreviate-file-names', instead of letting the user enable
> `save-place-mode', would it be better if you directly call facilities in
> saveplace to load `save-place-alist' from file system, within your :set
> function?

Thanks for the suggestion. I have added `save-place-load-alist-from-file'
to the :set function in the new patch.