Re: Patch: make eldoc indicate current argument

[Paul Pogonyshev]

Johan Bockgård wrote:
> Then there are a bunch of operators using e.g. square brackets which
> are troublesome for eldoc. E.g
> 
>   (setq-default [VAR VALUE...])
> 
>   (vs  (setq SYM VAL SYM VAL ...))

I was aware of such things (optional parameters in brackets), but
didn't figure out what to do with them:

    ;; FIXME: What to do with optional arguments, like in
    ;;        (defun NAME ARGLIST [DOCSTRING] BODY...) case?
    ;;        The problem is there is no robust way to determine if
    ;;        the current argument is indeed a docstring.

Paul