Subject: Re: bug#18005: 24.4.50; In Emacs manual, tell users how to enter debugger for `user-error' errors

From: Lars Ingebrigtsen <[email-masked]>
Date: Fri, 29 Apr 2016 23:51:23 +0200

Drew Adams <[email-masked]> writes:

> The only hint about how to make Emacs enter the debugger for errors
> deemed `user-error' is this mention, buried in the
> `debug-ignored-errors' entry of the Elisp manual:
>
>      The normal value of this variable includes `user-error', as well
>      as several errors that happen often during editing but rarely
>      result from bugs in Lisp programs.  However, "rarely" is not
>      "never"; if your program fails with an error that matches this
>      list, you may try changing this list to debug the error.  The
>      easiest way is usually to set `debug-ignored-errors' to `nil'.
>
> (FWIW, wrt this text: Is it really necessary to point out that
> users can want to enter the debugger for other reasons that
> tracking down a Lisp bug?)
>
> It should be made *obvious* to users, in the *Emacs* manual, how to make
> the debugger open for so-called "user errors".

I think this belongs in the elisp manual, and the explanation there is
fine.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no