Re: Count number of spaces at beginning of line?

[G. Branden Robinson]

At 2023-04-29T21:22:00-0500, Dave Kemper wrote:
> On 4/29/23, Oliver Corff <oliver.corff@email.de> wrote:
> > Is there any possibility to count leading spaces in groff?
> 
> See the documentation for the \n[lsn] register.  I've never used it,
> but its description sounds like what you're looking for.

Indeed, a preprocessor seems like overkill for this application, but for
the fact that your original spec had the section title on the same line
as the leading spaces, which makes it hard to get that title into the
context of a leading space macro.  (Trap-called macros do not receive
arguments.)

Regards,
Branden

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