GNU bug report logs - #76679
31.0.50; forward-sentence not working in the narrowed buffer under c-ts-mode

Previous Next

Full log

Message #11 received at 76679 <at> debbugs.gnu.org (full text, mbox):

From: Juri Linkov <juri <at> linkov.net>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 76679 <at> debbugs.gnu.org, lorniu <lorniu <at> gmail.com>,
 Yuan Fu <casouri <at> gmail.com>
Subject: Re: bug#76679: 31.0.50; forward-sentence not working in the
 narrowed buffer under c-ts-mode
Date: Mon, 10 Mar 2025 20:28:12 +0200

>> The code `(forward-thing 'sentence)' is not working in narrowed region
>> under c-ts-mode.
>> 
>> For example, open file `test.c`, then turn on `c-ts-mode', what in the
>> buffer is:
>> 
>>     int main () { return 0; }
>>   
>> Now select word `return' and execute `narrow-to-region', then in buffer:
>> 
>>     Ireturn
>> 
>> where `I' represent the cursor. Now execute:
>> 
>>     (forward-thing 'sentence)
>> 
>> Then you will find that the cursor is stay still, not moving to the
>> end. This behavior is not like the ones anywhere else, I think it's a bug.
>
> I'm not sure the notion of a "sentence" is well defined in C-like
> languages.
>
> Yuan and Juri, any comments or suggestions?

We agreed that a "sentence" in C-like languages is a thing that
ends with a semicolon (or a comma that separates arguments).

However, this report raises a different question: whether forward-sentence
should navigate to the end of the narrowed region when the semicolon is hidden?

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.