bug#23486: 25.0.93; Modules: features missing from make_function

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Philipp Stephani <p.stephani2@gmail.com> writes:

>
>>  I think adding "(fn ARG1 ARG2...)" to the docstring would solve (1)-(3).
>
> That doesn't work, because Emacs ignores this syntax when the
> arguments are provided explicitly, and since a module function is just
> a (lambda (&rest args) ...) under the hood, the arglist is always just
> (&rest args).

I don't know what you mean here.

    (defun foo (&rest args)
      "Do foo.

    \(fn ARG1 ARG2)")

<f1> f foo RET gives

    foo is a Lisp function.

    (foo ARG1 ARG2)

    Do foo.