allow null/undefined
allow null/undefined

reqshark/hyperscript,unframework/hyperscript,dominictarr/hyperscript,reqshark/hyperscript,tomekwi/hyperscript,henriklundgren/hyperscript,dominictarr/hyperscript,tomekwi/hyperscript,npmcomponent/airportyh-hyperscript,unframework/hyperscript,pfraze/hyperscript,hyperhype/hyperscript,AkeemMcLennon/hyperscript,henriklundgren/hyperscript,pfraze/hyperscript,AkeemMcLennon/hyperscript,hyperhype/hyperscript