1<?php 2 3namespace Drupal\serialization\Normalizer; 4 5use Drupal\Component\Render\MarkupInterface; 6 7/** 8 * Normalizes MarkupInterface objects into a string. 9 */ 10class MarkupNormalizer extends NormalizerBase { 11 12 /** 13 * {@inheritdoc} 14 */ 15 protected $supportedInterfaceOrClass = MarkupInterface::class; 16 17 /** 18 * {@inheritdoc} 19 */ 20 public function normalize($object, $format = NULL, array $context = []) { 21 return (string) $object; 22 } 23 24} 25