tree ae843c95a36f214b4c6687e7dce40a8e386816bf
parent 2f93ad58fa1568694fe042a9ec3cba3855329d0b
author Gary Gregory <garydgregory@gmail.com> 1610852543 -0500
committer Gary Gregory <garydgregory@gmail.com> 1610852543 -0500

Use isEmpty().