Re: `interactive-form` symbol property

[Stefan Monnier]

> FWIW, I use it in a handful of places in my user-init-file to avoid
> copying the interactive spec of some command I'm mimicking.  As a poor
> example, I've written a couple of commands akin to browse-url, whose
> interactive-form I set to the value of (interactive-form 'browse-url).

Interesting case, indeed.

You can do

    (defun my-foo ()
      (interactive (advice-eval-interactive-spec
                    (cadr (interactive-form 'bar))))
      ...)

Maybe we should promote `advice-eval-interactive-spec` to
`eval-interactive-spec`?


        Stefan