bug#49742: 28.0.50; previous-single-property-change sometimes wrong?

["T.V Raman" via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

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Eli Zaretskii <eliz@gnu.org> writes:

It's not returning the position be 'H', it's returning a point 3
positions further back

>> From: "T.V Raman" <raman@google.com>
>> Cc: 49742@debbugs.gnu.org
>> Date: Mon, 26 Jul 2021 10:19:13 -0700
>> 
>> Eli Zaretskii <eliz@gnu.org> writes:
>> 
>> 
>> See below for the results you ask. It does not explain itself because
>> property 'face is nil at positions  30 and 29.
>
> Yes, it's nil.  So that is the last position before 'H' where the
> value of the 'face' property changes -- from transient-inactive-value
> to nil.  Which is why the function returns that position.
>
> If this still doesn't explain the results, please tell what is missing
> from the explanation.

-- 

Thanks,

--Raman(I Search, I Find, I Misplace, I Research)
7©4 Id: kg:/m/0285kf1  •0Ü8