Фикс бага в functions/get-at.ts

functions/get-at.ts

@@ -18,7 +18,7 @@ export default function getAt<R=any>(at_: ObjectPath): <A>(a: A) => R {
   return a => {
   return a => {
     let iter = a as any;
     let iter = a as any;
     for (const k of at) {
     for (const k of at) {
-      if (!iter.hasOwnProperty(k)) return undefined as any as R; // Поле отсутствует
+      if (!iter || !iter.hasOwnProperty(k)) return undefined as any as R; // Поле отсутствует
       // @ts-ignore
       // @ts-ignore
       iter = iter[k];
       iter = iter[k];
     }
     }