GNU bug report logs - #17057
24.3.50; [ruby-mode] Font-locking of special global variables like $$ is broken(missing)

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Message #8 received at 17057 <at> debbugs.gnu.org (full text, mbox):

From: Dmitry Gutov <dgutov <at> yandex.ru>
To: Bozhidar Batsov <bozhidar <at> batsov.com>
Cc: 17057 <at> debbugs.gnu.org
Subject: Re: bug#17057: 24.3.50;
 [ruby-mode] Font-locking of special global variables like $$ is
 broken(missing)
Date: Fri, 21 Mar 2014 16:47:59 +0200

Bozhidar Batsov <bozhidar <at> batsov.com> writes:

> Here's a few examples:
>
> "this is #$$"
>
> var = $!
>
> Things are different for:
>
> "this is #$1"
>
> var = $1

Have you tried it in the latest Emacs? For me, only one example

"this is #$$"

is not highlighted (I'll fix that).

> There's another thing to consider - do built-in global vars should be
> font-locked like built-ins or like the other (user-defined) global
> variables? Personally I'd font-lock them as built-in to underline their
> significance.

Hmmm, maybe. But we also highlight nil, self, true, false, __LINE__,
__ENCODING__ and __FILE__ with font-lock-variable-name-face. Should we
change these, too?

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