Subject: --include only works with -r
From: Fernando Roa <[email-masked]>
To: [email-masked]
Date: Wed, 12 Feb 2020 17:27:48 -0300
List-Id: <debbugs-submit.debbugs.gnu.org>

this does not work
grep yvertohor --include={*.R,*.Rmd}

workaround:
use the -r  flag when using --include

system: ubuntu

-- 
Fernando Roa