ModuleTestFileThemeHooks.php

<?php

declare (strict_types=1);
namespace Drupal\module_test\Hook;

use Drupal\Core\Hook\Attribute\Hook;

/**
 * Hook implementations for module_test.
 */
class ModuleTestFileThemeHooks {
  
  /**
   * Implements hook_test_hook().
   */
  public function testHook() : array {
    return [
      'module_test' => 'success!',
    ];
  }
  
  /**
   * Implements hook_test_reset_implementations_hook().
   */
  public function testResetImplementationsHook() : string {
    return 'module_test_test_reset_implementations_hook';
  }
  
  /**
   * Implements hook_test_reset_implementations_alter().
   */
  public function testResetImplementationsAlter(array &$data) : void {
    $data[] = 'module_test_test_reset_implementations_alter';
  }

}