Collection ignore filter

CollectionIgnore.php

<?php

namespace Drupal\edelman_custom\Plugin\ConfigFilter;

use Drupal\config_filter\Plugin\ConfigFilterBase;

/**
 * Provides a filter that skips language collections.
 *
 * @ConfigFilter(
 *   id = "collection_ignore",
 *   label = "Config Collection Ignore",
 *   storages = {"config.storage.sync", "config.storage.active"},
 *   weight = 101
 * )
 */
class CollectionIgnore extends ConfigFilterBase {

  /**
   * {@inheritdoc}
   */
  public function filterGetAllCollectionNames(array $collections) {
    $collections = array_filter($collections, function ($collection) {
      if (fnmatch('language.*', $collection)) {
        return FALSE;
      }
      return TRUE;
    });
    return $collections;
  }

}