Instanceof operator was not working so changed the way of checking it

overlord/src/app/employee-attendance/employee-attendance.component.ts

@@ -65,7 +65,7 @@ export class EmployeeAttendanceComponent implements OnInit, AfterViewInit {
     });
     // Listen to Employee Value Changes
     this.employees = this.form.controls.employee.valueChanges.pipe(
-      map((x) => (x instanceof Employee ? x.name : x)),
+      map((x) => ((x as Employee).name !== undefined ? (x as Employee).name : (x as string))),
       map((x) => (x !== null && x.length >= 1 ? x : null)),
       debounceTime(150),
       distinctUntilChanged(),