xero_sync-8.x-1.x-dev/modules/xero_sync_user_contact/xero_sync_user_contact.install

<?php

/**
 * @file
 * Xero Sync User Contact install.
 *
 * Synchronizes existing users in Drupal with contacts on Xero.
 */

/**
 * Implements hook_install().
 */
function xero_sync_user_contact_install() {
  \Drupal::service('xero_sync.entity_handler')
    ->syncMultipleIfAppropriate('user');
}