Fix a bug when removing states from UI.

This commit is contained in:
Paulus Schoutsen 2015-11-08 23:28:10 -08:00
parent 6ddc18ba5d
commit f1636a7a9e

View File

@ -128,10 +128,10 @@ export default new Polymer({
},
computeGroupEntityOfCard(cards, card) {
return cards[card].groupEntity;
return card in cards && cards[card].groupEntity;
},
computeStatesOfCard(cards, card) {
return cards[card].entities;
return card in cards && cards[card].entities;
},
});