bug#38255: closed (27.0.50; Indentation error-out in css-mode)

[GNU bug Tracking System]

Your message dated Thu, 21 Nov 2019 18:29:14 -0500
with message-id <address@hidden>
and subject line Re: bug#38255: 27.0.50; Indentation error-out in css-mode
has caused the debbugs.gnu.org bug report #38255,
regarding 27.0.50; Indentation error-out in css-mode
to be marked as done.

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-- 
38255: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=38255
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> --- Begin Message ---
>
>
>
> Subject: 
>
> 27.0.50; Indentation error-out in css-mode
>
>
>
>
> Date: 
>
> Mon, 18 Nov 2019 13:15:03 +0100
>
>
>
>
> Open a.css and type:
>
> foo {
> }
> }
>
> The following backtrace is triggered.
>
> Debugger entered--Lisp error: (wrong-type-argument number-or-marker-p nil)
>   smie-next-sexp(#f(compiled-function () #<bytecode 0x155d7de91a0d>) 
> #f(compiled-function (n) #<bytecode 0x155d7f00a465>) #<subr car> 
> #f(compiled-function (x) "Return the car of the cdr of X." #<bytecode 
> 0x1ffc61806017>) "}")
>   smie-backward-sexp("}")
>   smie-indent-keyword()
>   run-hook-with-args-until-success(smie-indent-keyword)
>   smie-indent-calculate()
>   smie-indent-line()
>   indent-according-to-mode()
>   electric-indent-post-self-insert-function()
>   self-insert-command(1 125)
>   funcall-interactively(self-insert-command 1 125)
>   call-interactively(self-insert-command nil nil)
>   command-execute(self-insert-command)
>
>
>
> In GNU Emacs 27.0.50 (build 52, x86_64-pc-linux-gnu, GTK+ Version 3.24.5)
>  of 2019-11-17 built on marnie
> Repository revision: 3fdc36eecb3ab468eb0a55cc09a176ab503d31c3
> Repository branch: master
> Windowing system distributor 'The X.Org Foundation', version 11.0.12004000
> System Description: Debian GNU/Linux 10 (buster)
>
>
> -- 
> (domestic pets only, the antidote for overdose, milk.)
>    bloggy blog: http://lars.ingebrigtsen.no
>
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#38255: 27.0.50; Indentation error-out in css-mode
>
>
>
>
> Date: 
>
> Thu, 21 Nov 2019 18:29:14 -0500
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)
>
>
>
>
> >> foo {
> >> }
> >> }
> >>
> >> The following backtrace is triggered.
> >>
> >> Debugger entered--Lisp error: (wrong-type-argument number-or-marker-p nil)
> >>   smie-next-sexp(#f(compiled-function () #<bytecode 0x155d7de91a0d>)
> >> #f(compiled-function (n) #<bytecode 0x155d7f00a465>) #<subr car>
> >> #f(compiled-function (x) "Return the car of the cdr of X." #<bytecode
> >> 0x1ffc61806017>) "}")
> >>   smie-backward-sexp("}")
> >>   smie-indent-keyword()
> >>   run-hook-with-args-until-success(smie-indent-keyword)
>
> Thanks for the great recipe.  I pushed the fix below to Emacs's master.
>
>
>         Stefan
>
>
> diff --git a/lisp/emacs-lisp/smie.el b/lisp/emacs-lisp/smie.el
> index f2163b243e..2c2898ae71 100644
> --- a/lisp/emacs-lisp/smie.el
> +++ b/lisp/emacs-lisp/smie.el
> @@ -702,7 +702,11 @@ smie-next-sexp
>    (catch 'return
>      (let ((levels
>             (if (stringp halfsexp)
> -               (prog1 (list (cdr (assoc halfsexp smie-grammar)))
> +               (prog1 (list (or (cdr (assoc halfsexp smie-grammar))
> +                                (when (string-match "\\`\\s(\\|\\s)\\(\\)\\'"
> +                                                    halfsexp)
> +                                  (if (match-end 1) '(0 nil) '(nil 0)))
> +                                (error "Unknown token: %S" halfsexp)))
>                   (setq halfsexp nil)))))
>        (while
>            (let* ((pos (point))
>
>
>
> --- End Message ---