--- /dev/null
+<?php
+
+/**
+ * @file
+ * Twig Xdebug install and update hooks.
+ */
+
+/**
+ * Implements hook_requirements().
+ */
+function twig_xdebug_requirements($phase) {
+ $requirements = [];
+ if ($phase == 'install') {
+ if (!class_exists('\Ajgl\Twig\Extension\BreakpointExtension')) {
+ $requirements['breakpoints_library'] = [
+ 'description' => t('Twig Xdebug requires the ajgl/breakpoint-twig-extension library.'),
+ 'severity' => REQUIREMENT_ERROR,
+ ];
+ }
+ }
+
+ return $requirements;
+}