fix: do not error when File is not defined (#1253)

rjsf-team · Apr 12, 2019 · ac397ca · ac397ca
1 parent 06b5e2f
commit ac397ca
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/utils.js b/src/utils.js
@@ -229,7 +229,7 @@ export function getUiOptions(uiSchema) {
 }
 
 export function isObject(thing) {
-  if (thing instanceof File) {
+  if (typeof File !== "undefined" && thing instanceof File) {
     return false;
   }
   return typeof thing === "object" && thing !== null && !Array.isArray(thing);