tree bb971d2824b6bc6a1b740616ffbd9f55c5237191
parent ba7eb6ce7fc9ddfdaa9c569f63ee90e7ff1c818c
author Gary Gregory <garydgregory@gmail.com> 1610892240 -0500
committer Gary Gregory <garydgregory@gmail.com> 1610892240 -0500

Use isEmpty().