tree 2e12242763014afd322b8625455ecef33408aebf
parent e0f839bf1627e335c6bd6263efb5421ca81a6807
author Gary Gregory <garydgregory@gmail.com> 1610897578 -0500
committer Gary Gregory <garydgregory@gmail.com> 1610897578 -0500

Use isEmpty().