From: Eli Zaretskii <eliz@gnu.org>
To: Ivan Shmakov <ivan@siamics.net>
Cc: emacs-devel@gnu.org
Subject: Re: Errors in redisplay in eww
Date: Wed, 30 Dec 2015 20:08:10 +0200 [thread overview]
Message-ID: <83y4cbbyid.fsf@gnu.org> (raw)
In-Reply-To: <87twn0vxx0.fsf@violet.siamics.net> (message from Ivan Shmakov on Wed, 30 Dec 2015 14:00:43 +0000)
> From: Ivan Shmakov <ivan@siamics.net>
> Date: Wed, 30 Dec 2015 14:00:43 +0000
>
> > The face is (nil (:background "#ffffff")), and the problem happens
> > when we try to merge its car (which is nil, not a valid face).
>
> If I’m reading the code correctly, the 'face property value is
> set to either a font or the value returned by the
> shr-face-background function, /or/ the value passed to
> shr-add-font is prepended to the current face list. Could you
> please try doing, say, trace-function-background on these two
> functions and see if the former ever returns anything suspicious
> (like the list above; and for what inputs), or if the latter is
> ever called with a nil TYPE argument?
The contents of the trace buffer is below. Does this reveal anything
interesting?
Thanks.
======================================================================
1 -> (shr-add-font 38 43 bold)
1 <- shr-add-font: nil
======================================================================
1 -> (shr-face-background variable-pitch)
1 <- shr-face-background: nil
======================================================================
1 -> (shr-face-background nil)
1 <- shr-face-background: nil
======================================================================
1 -> (shr-face-background variable-pitch)
1 <- shr-face-background: nil
======================================================================
1 -> (shr-face-background nil)
1 <- shr-face-background: nil
======================================================================
1 -> (shr-add-font 126 147 shr-link)
1 <- shr-add-font: nil
======================================================================
1 -> (shr-add-font 149 163 bold)
1 <- shr-add-font: nil
======================================================================
1 -> (shr-face-background variable-pitch)
1 <- shr-face-background: nil
======================================================================
1 -> (shr-face-background nil)
1 <- shr-face-background: nil
======================================================================
1 -> (shr-face-background variable-pitch)
1 <- shr-face-background: nil
======================================================================
1 -> (shr-face-background nil)
1 <- shr-face-background: nil
======================================================================
1 -> (shr-face-background (variable-pitch (:background "#ffffff")))
1 <- shr-face-background: (:background "#ffffff")
======================================================================
1 -> (shr-face-background (variable-pitch bold (:background "#ffffff")))
1 <- shr-face-background: (:background "#ffffff")
======================================================================
1 -> (shr-face-background (variable-pitch shr-link (:background "#ffffff")))
1 <- shr-face-background: (:background "#ffffff")
======================================================================
1 -> (shr-face-background (variable-pitch bold (:background "#ffffff")))
1 <- shr-face-background: (:background "#ffffff")
next prev parent reply other threads:[~2015-12-30 18:08 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-29 15:52 Errors in redisplay in eww Eli Zaretskii
2015-12-29 16:16 ` Lars Ingebrigtsen
2015-12-29 17:53 ` Eli Zaretskii
2015-12-30 11:24 ` Lars Magne Ingebrigtsen
2015-12-30 16:06 ` Eli Zaretskii
2016-01-02 5:54 ` Lars Magne Ingebrigtsen
2016-01-02 8:41 ` Eli Zaretskii
2016-01-03 9:19 ` Lars Magne Ingebrigtsen
2016-01-04 19:09 ` Eli Zaretskii
2016-01-09 9:13 ` Lars Magne Ingebrigtsen
2016-01-09 9:46 ` Eli Zaretskii
2016-01-09 11:59 ` Lars Magne Ingebrigtsen
2016-02-04 3:25 ` Lars Ingebrigtsen
2015-12-30 14:00 ` Ivan Shmakov
2015-12-30 18:08 ` Eli Zaretskii [this message]
2016-01-02 23:40 ` Ivan Shmakov
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