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From: Stefan Monnier <monnier@iro.umontreal.ca>
To: help-gnu-emacs@gnu.org
Subject: Re: font-lock-keywords: matcher function not working
Date: Thu, 27 Jun 2013 13:32:57 -0400	[thread overview]
Message-ID: <jwvy59v4g2f.fsf-monnier+gmane.emacs.help@gnu.org> (raw)
In-Reply-To: b32q3mFaebrU1@mid.individual.net

> (defun rr-match-indented-paren (^end)
>   "Matcher for `font-lock-keywords' that matches a parenthesis made
>  redundant by indentation."
>   (if (and (eql (char-after) ?\()
>            (rr-first-non-blank?))
>       (re-search-forward "(" ^end)
>       nil))

> (font-lock-add-keywords 'lisp-interaction-mode
>                         '(
>                           (rr-match-indented-paren
> . 'font-lock-warning-face)
>                           ))

Your rr-match-indented-paren should *search* rather than only check the
current position.

While I'm here, I recommend you (setq font-lock-support-mode nil) then
disable&enable font-lock so that jit-lock won't be used: this makes it
much easier to debug the code, especially when it signals errors (or
course, you also want to set debug-on-error to t).


        Stefan




  parent reply	other threads:[~2013-06-27 17:32 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-27 12:39 font-lock-keywords: matcher function not working Raffaele Ricciardi
2013-06-27 12:40 ` Raffaele Ricciardi
2013-06-27 17:32 ` Stefan Monnier [this message]
     [not found] ` <mailman.2602.1372354403.22516.help-gnu-emacs@gnu.org>
2013-06-28 10:43   ` rfflrccrd
2013-06-28 19:30     ` Stefan Monnier
     [not found]     ` <mailman.2731.1372447819.22516.help-gnu-emacs@gnu.org>
2013-06-28 20:50       ` Raffaele Ricciardi
2013-06-29  2:35         ` Stefan Monnier
     [not found]         ` <mailman.2762.1372473348.22516.help-gnu-emacs@gnu.org>
2013-06-29  8:53           ` Raffaele Ricciardi
2013-06-29 13:32             ` Raffaele Ricciardi

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