From: Drew Adams <drew.adams@oracle.com>
To: Eli Zaretskii <eliz@gnu.org>, Stefan Monnier <monnier@IRO.UMontreal.CA>
Cc: 31067@debbugs.gnu.org
Subject: bug#31067: 27.0.50; After-string hidden by subsequent invisible text
Date: Fri, 6 Apr 2018 15:39:45 +0000 (UTC) [thread overview]
Message-ID: <c5808065-9fdd-4c18-9e92-f53d45b78f94@default> (raw)
In-Reply-To: <<83k1tk214a.fsf@gnu.org>>
> You are talking about "covering" here, and I think this discloses the
> mental bias in understanding how before- and after-strings work.
> Unlike most other overlay properties, they do not supply any
> attributes to the characters "covered" by the overlay. Instead, they
> have effect only at two places: the beginning and the end points of
> the overlay. Consequently, we check for them only when we are about
> to display something at these two positions. And in this case, the
> end point is invisible, so we never check any after-strings there.
Sounds like that information is important for a user's mental
model. Is it presented in the manual? If not, perhaps it
should be.
next prev parent reply other threads:[~2018-04-06 15:39 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-05 2:28 bug#31067: 27.0.50; After-string hidden by subsequent invisible text Stefan Monnier
2018-04-05 9:49 ` Eli Zaretskii
2018-04-05 12:23 ` Stefan Monnier
2018-04-05 13:38 ` Eli Zaretskii
2018-04-05 15:55 ` Stefan Monnier
2018-04-05 18:00 ` Eli Zaretskii
2018-04-05 19:15 ` Stefan Monnier
2018-04-06 8:24 ` Eli Zaretskii
2018-04-06 12:28 ` Stefan Monnier
2018-04-06 13:11 ` Eli Zaretskii
[not found] ` <<83k1tk214a.fsf@gnu.org>
2018-04-06 15:39 ` Drew Adams [this message]
2018-04-06 17:10 ` Eli Zaretskii
[not found] <<jwvmuyi9yj8.fsf@iro.umontreal.ca>
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