check entity type before accessing states

chriskalmar · Jan 30, 2021 · 6c2d0b6 · 6c2d0b6
1 parent 5206254
commit 6c2d0b6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/engine/entity/systemAttributes.ts b/src/engine/entity/systemAttributes.ts
@@ -105,7 +105,7 @@ export const systemAttributeState: Attribute = {
       ...attribute,
       validate: undefined, // delete from props as it would be handled as a data type validator
       name: camelCase(`${entity.name}-instance-state`),
-      states: entity.states,
+      states: isEntity(entity) ? entity.states : undefined,
     }),
   required: true,
   defaultValue: (_: any, mutation: Mutation) => {