Issue #3142893 by hchonov, Raunak.singh, kishor_kolekar, alexpott, tstoeckler,...

      $parts[] = json_encode($settings);

    }

    // Property path for the requested data object.

    $parts[] = $object->getPropertyPath() . '.' . $property_name;

    $parts[] = $object->getPropertyPath();

    // Only property instances of complex data types should be cached by the

    // property name, as they represent different properties. Properties of list

    // data types are the items of the list and the property name represents

    // only the delta in that list and not an unique property, which is why all

    // items should use the same prototype.

    if ($object instanceof ComplexDataInterface) {

      $parts[] = $property_name;

    }

    $key = implode(':', $parts);

    // Create the prototype if needed.