GNU bug report logs - #16413
24.3.50; Inconsistent behavior of text property functions in narrowed buffer

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Package: emacs;

Reported by: Nathan Trapuzzano <nbtrap <at> nbtrap.com>

Date: Sat, 11 Jan 2014 03:07:01 UTC

Severity: wishlist

Found in version 24.3.50

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

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Message #8 received at 16413 <at> debbugs.gnu.org (full text, mbox):

From: Daniel Colascione <dancol <at> dancol.org>
To: Nathan Trapuzzano <nbtrap <at> nbtrap.com>, 16413 <at> debbugs.gnu.org
Subject: Re: bug#16413: 24.3.50;
 Inconsistent behavior of text property functions in narrowed buffer
Date: Fri, 10 Jan 2014 20:05:33 -0800

On 01/10/2014 07:05 PM, Nathan Trapuzzano wrote:
> The various functions for examining text properties behave unintuitively
> and incosistently at (point-max) on narrowed buffers.  Rather than
> returning `nil', they return the prop(s) of the text at (point-max),
> even though the text is not actually visible in the buffer, due to
> narrowing.  By contrast, `char-after' always returns `nil' when passed
> (point-max).  It seems to me the text property functions should also
> return `nil', as they do at (eobp) on widened buffers.

I agree that this behavior is unintuitive, but I wonder whether we can 
fix this bug without breaking existing elisp.
This bug report was last modified 3 years and 23 days ago.

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