Merge branch 'skip_undefined' into star_schema

mobxjs · Sep 18, 2019 · d9478fa · d9478fa
2 parents 4eee65c + 03c8214
commit d9478fa
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/src/types/optional.js b/src/types/optional.js
@@ -27,8 +27,5 @@ export default function optional(name, propSchema) {
         }
         return result
     }
-    return {
-        ...propSchema,
-        serializer,
-    }
+    return Object.assign({}, propSchema, {serializer})
 }