The current HEAD raises the warning
Warning: Undefined variable $parent in Drupal\optgroup_taxonomy_select\Plugin\EntityReferenceSelection\OptGroupEntityReferenceSelection->getReferenceableEntities() (line 74 of modules/contrib/optgroup_taxonomy_select/src/Plugin/EntityReferenceSelection/OptGroupEntityReferenceSelection.php).
potentially many times when trying to add/edit content that uses the new EntityReferenceSelection plugin added in ✨ Support other modules that provide their own field widget plugins (e.g. Select2) Fixed .
Also no terms are available to select from.
This is not the fault of the original patch which is well tested and in production use. The bug was introduced in a PHPCS fix to that patch included when it was merged.
Create a content type.
Give it an entity reference field to a populated taxonomy vocabulary, that uses optgroup taxonomy select as its reference method and a select2 widget on its form display.
Try to add/edit such content.
Implement a different fix to the PHPCS issue that doesn't break stuff.
All the things.
None.
None.
None.
Fixed
1.0
Code
Automatically closed - issue fixed for 2 weeks with no activity.