Subject: [PATCH] Use lexical-binding in underline.el and add tests
From: Stefan Kangas <[email-masked]>
To: [email-masked]
Date: Mon, 3 Jun 2019 01:21:06 +0200
List-Id: <debbugs-submit.debbugs.gnu.org>

I've written unit tests and added the lexical-binding header to
underline.el.  Please let me know if you have any comments.

Thanks,
Stefan Kangas