https://www.drupal.org/project/entity_hierarchy/issues/3203047
Document proxy methods in NestedSetStorage [#3203047] | Drupal.org
Mar 25, 2021 - Problem/Motivation Let PHPStorm pick up proxy methods of \Drupal\entity_hierarchy\Storage\NestedSetStorage Steps to reproduce Try writing following code....
documentproxymethodsdrupal