Merge pull request writer#348 from raaymax/fix-evaluator-bug

fix: evaluator fails for objects when no default value is set

ui/src/renderer/useEvaluator.ts

@@ -168,7 +168,7 @@ export function useEvaluator(ss: Core) {
 			evaluated === "";
 		if (fieldType == FieldType.Object || fieldType == FieldType.KeyValue) {
 			if (!evaluated) {
-				return JSON.parse(defaultValue) ?? null;
+				return JSON.parse(defaultValue ?? null);
 			}
 			if (typeof evaluated !== "string") return evaluated;
 			let parsedValue: any;