Results

/**
 * Implements hook_theme_registry_alter().
 */
function transmuter_theme_registry_alter(array &$theme_registry): void {
  /** @var \Drupal\transmuter\ThemeRegistryBuilder $themeRegistryBuilder */
  $themeRegistryBuilder = \Drupal::service('transmuter.theme_registry');
  // Find the active transmuter plugins to apply to the theme registry hooks.
  // This gets called and cached for each theme, and will only apply transmuter
  // plugins for all modules and those defined by the current ACTIVE theme.
  $themeRegistryBuilder->alterRegistry($theme_registry);

/**
 * Implements hook_theme_registry_alter().
 */
function twig_attributes_theme_registry_alter(&$theme_registry) {
  // Add variables to the "image_formatter" template.
  if (isset($theme_registry['image_formatter'])) {
    $theme_registry['image_formatter']['variables']['image_attributes'] = NULL;
    $theme_registry['image_formatter']['variables']['link_attributes'] = NULL;
  }

/**
 * Implements hook_theme_registry_alter().
 *
 * Add region_attributes to the pattern theme.
 */
function ui_patterns_layout_builder_theme_registry_alter(&$theme_registry) {
  foreach (UiPatterns::getManager()->getPatterns() as $pattern) {
    $definition = $pattern->getPluginDefinition();
    if (isset($theme_registry['pattern_' . $definition->id()])) {
      $theme_registry['pattern_' . $definition->id()]['variables']['region_attributes'] = [];
    }
  }

/**
 * Implements hook_theme_registry_alter().
 */
function uikit_views_theme_registry_alter(&$theme_registry) {
  $module_path = \Drupal::service('extension.list.module')->getPath('uikit_views');

  // Alter the path so we can put templates into separate directories.
  $theme_registry['uikit_view_accordion']['path'] = $module_path . '/templates/views';
  $theme_registry['uikit_view_grid']['path'] = $module_path . '/templates/views';
  $theme_registry['uikit_view_list']['path'] = $module_path . '/templates/views';

  public function analyze(Extension $extension): array {
    $deprecation_messages = [];
    // Analyze hook_theme and hook_theme_registry_alter functions.
    $deprecation_messages = array_merge($deprecation_messages, $this->analyzeFunction($extension->getName() . '_' . 'theme', $extension));
    $deprecation_messages = array_merge($deprecation_messages, $this->analyzeFunction($extension->getName() . '_' . 'theme_registry_alter', $extension));

    // If a theme is being analyzed, theme function overrides need to be
    // analyzed.
    if ($extension->getType() === 'theme') {

    // the array square bracket syntax.
    // @code
    // function hook_theme_registry_alter(&$theme_registry) {
    //   $theme_registry['theme_hook']['function'] = 'another_theme_function';
    // }
    // @endcode
    $theme_function_dim_nodes = $finder->find([$function_node], function(Node $node) {
      return $node instanceof Assign && $node->var instanceof ArrayDimFetch && $node->var->dim instanceof String_ && $node->var->dim->value === 'function';
    });

/**
 * Implements hook_theme_registry_alter().
 */
function upgrade_status_test_theme_functions_theme_registry_alter(&$theme_registry) {
  $theme_registry['upgrade_status_test_theme_function_another_function']['function'] = 'upgrade_status_test_theme_function';
  $theme_registry['upgrade_status_test_theme_function_non_existing_function']['function'] = sprintf('upgrade_status_test_theme_function');
}

/**
 * Theme function used for testing.

/**
 * Implements hook_theme_registry_alter().
 */
function uswds_theme_registry_alter(&$registry) {

  $trail = uswds_theme_trail();
  // For the purpose of this, we want the theme trail in reverse order: from
  // root base theme to active theme. This way we can let base themes run their
  // functions before the active theme.
  $trail = array_reverse($trail);

/**
 * Implements hook_theme_registry_alter().
 *
 * Add the Claro Media Library templates with their default Claro settings if
 * they not yet exist in to the active theme registry.
 */
function uswds_blb_configuration_media_library_theme_registry_alter(&$theme_registry) {
  /** @var \Drupal\Core\Extension\ThemeHandler $themeHandler */
  $themeHandler = \Drupal::service('theme_handler');
  $claroThemePath = $themeHandler->getTheme('claro')->getPath();

  if (!in_array('media', $theme_registry)) {
    $template = 'media';

/**
 * Implements hook_theme_registry_alter().
 */
function varbase_dashboards_theme_registry_alter(&$info) {

  if (\Drupal::service('theme.manager')->getActiveTheme()->getName() === \Drupal::config('system.theme')->get('admin')) {
    $active_theme = \Drupal::theme()->getActiveTheme()->getName();
    $base_theme_extensions = \Drupal::theme()->getActiveTheme()->getBaseThemeExtensions();

    if ($active_theme === 'gin' || in_array('gin', array_keys($base_theme_extensions))) {

/**
 * Implements hook_theme_registry_alter().
 */
function varbase_media_theme_registry_alter(&$theme_registry) {
  // Varbase Media path.
  if (isset($theme_registry['entity_embed_container'])) {
    $varbase_media_path = Drupal::service('module_handler')->getModule('varbase_media')->getPath();
    $theme_registry['entity_embed_container']['path'] = $varbase_media_path . '/templates';
  }

/**
 * Implements hook_theme_registry_alter().
 */
function vefl_theme_registry_alter(&$theme_registry) {
  // Inserts default views preprocess function before vefl preprocess function.
  $before = array_search('template_preprocess_vefl_views_exposed_form', $theme_registry['vefl_views_exposed_form']['preprocess functions']);
  array_splice($theme_registry['vefl_views_exposed_form']['preprocess functions'], $before, 0, ['template_preprocess_views_exposed_form']);
}

/**

/**
 * Implements hook_theme_registry_alter().
 */
function views_delimited_list_theme_registry_alter(&$hooks) {
  // Copy variables from the original theme hook.
  $hooks['views_delimited_list_fields']['variables'] = $hooks['views_view_fields']['variables'];
  $hooks['views_view_delimited_list']['variables'] = $hooks['views_view']['variables'];
}

/**

/**
 * Implements hook_theme_registry_alter().
 */
function views_group_action_bootstrap_theme_registry_alter(&$theme_registry) {
  $themes_with_group_action_form = [
    'views_bootstrap_grid_group_action',
    'views_bootstrap_list_group_group_action',
    'views_bootstrap_table_group_action',
  ];
  _views_group_action_theme_alter_helper($theme_registry, $themes_with_group_action_form);

/**
 * Implements hook_theme_registry_alter().
 */
function views_group_action_footable_theme_registry_alter(&$theme_registry) {
  $themes_with_group_action_form = [
    'views_view_footable_group_action',
  ];
  _views_group_action_theme_alter_helper($theme_registry, $themes_with_group_action_form);
}

/**
 * Implements hook_theme_registry_alter().
 */
function views_group_action_theme_registry_alter(&$theme_registry) {
  $themes_with_group_action_form = [
    'views_view_unformatted_group_action',
    'views_view_grid_group_action',
    'views_view_list_group_action',
    'views_view_table_group_action',
  ];

/**
 * Implements hook_theme_registry_alter().
 */
function views_rss_theme_registry_alter(array &$registry) {
  $module_dir = \Drupal::service('extension.list.module')->getPath('views_rss');

  // Use the twig file that comes with this module so that the CDATA wrapper can
  // be added.
  $registry['views_view_row_rss']['path'] = $module_dir . '/templates';

/**
 * Implements hook_theme_registry_alter().
 */
function views_rss_yandex_theme_registry_alter(array &$registry) {
  // Use the twig file that comes with this module so that the CDATA wrapper can
  // be added.
  $module_dir = \Drupal::service('extension.list.module')->getPath('views_rss_yandex');
  $registry['views_view_row_rss']['path'] = $module_dir . '/templates';
}

/**
 * Implements hook_theme_registry_alter().
 *
 * Adds ability to use template files for webform result outside of the folder
 * with themes.
 */
function webform_calculation_theme_registry_alter(&$theme_registry) {
  $templates = drupal_find_theme_templates($theme_registry, twig_extension(), WEBFORM_CALCULATION_LIBRARY);
  foreach ($templates as $template => $info) {
    $templates[$template]['type'] = isset($templates[$template]['type']) ? $templates[$template]['type'] : 'theme_engine';
    $templates[$template]['preprocess functions'] = [
      'template_preprocess_webform',
    ];

/**
 * Implements hook_theme_registry_alter().
 */
function widget_engine_theme_registry_alter(&$theme_registry) {
  $theme_registry['inline_entity_form_entity_table']['function'] = 'theme_widget_engine_form_entity_table';
}

/**
 * Themes the table showing existing entity references in the widget.
 */

/**
 * Implements hook_theme_registry_alter().
 */
function ws_small_y_theme_registry_alter(&$theme_registry) {
  $path = 'modules/contrib/ws_small_y';
  $override_components = [
    'block__ws_search_bar',
    'menu__extras',
    'menu__main',
  ];