bug#59820: [PATCH] * nadvice/nadvice.el: support non-symbol (closure/lambda) advices (old Emacs)

[Stefan Kangas]

tags 59820 + patch
thanks

Daan Ro <daanturo@gmail.com> writes:

> Use `warn` instead of `message`.

Stefan, what do you think?  Should the below patch be installed?

> From f30a1f6d815a038dde51ea09089e9aa2155c8c62 Mon Sep 17 00:00:00 2001
> From: Daanturo <daanturo@gmail.com>
> Date: Tue, 13 Dec 2022 21:28:03 +0700
> Subject: [PATCH] * nadvice/nadvice.el: warn against non-symbol FUNCTIONs
>
> ---
>  nadvice.el | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/nadvice.el b/nadvice.el
> index 443a5d0..c6666d0 100644
> --- a/nadvice.el
> +++ b/nadvice.el
> @@ -57,6 +57,8 @@
>    (if (symbolp func)
>        func
>      (let* ((sym (intern (format "%S" func))))
> +      (warn "This version of nadvice.el recommends that \
> +FUNCTION: %S is a named symbol instead." func)
>        (unless (fboundp sym)
>          (defalias sym func))
>        sym)))
> --
> 2.39.0