<?php

/**
 * Using \Drupal here is allowed since this code runs in the global namespace.
 */
function test() {
  return \Drupal::configFactory();
}

/**
 * Loading nodes directly is allowed since we run in the global namespace.
 */
function test2() {
  return Node::load(1);
}

/**
 * Global function is allowed since we run in the global namespace.
 */
function test3() {
  return format_date(time());
}

/**
 * Using t() is allowed since we run in the global namespace.
 */
function test4() {
  return t('Test');
}