transmuter-1.0.0-alpha2/transmuter.module

<?php

/**
 * @file
 * Provides the Core hooks and theme registry alter for transmuter module.
 */

/**
 * Implements hook_module_implements_alter().
 */
function transmuter_module_implements_alter(array &$implementations, string $hook): void {
  if ($hook === 'theme_registry_alter') {
    // Move the module's theme_registry_alter to the front of the
    // implementations. This module wants to make the transmuter plugins appear
    // as close to the normal theme registry callback, and therefore should
    // occur before any module hoping to alter the registry (like for layouts).
    $implementations = [
      'transmuter' => $implementations['transmuter'],
    ] + $implementations;
  }
}

/**
 * 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);
}