Add string extra in the bundle

extra/twig-extra-bundle/src/Extensions.php

@@ -16,6 +16,7 @@ use Twig\Extra\Html\HtmlExtension;
 use Twig\Extra\Inky\InkyExtension;
 use Twig\Extra\Intl\IntlExtension;
 use Twig\Extra\Markdown\MarkdownExtension;
+use Twig\Extra\String\StringExtension;
 
 final class Extensions
 {
@@ -64,6 +65,14 @@ final class Extensions
             'filters' => ['inky_to_html'],
             'functions' => [],
         ],
+        'string' => [
+            'name' => 'string',
+            'class' => StringExtension::class,
+            'class_name' => 'StringExtension',
+            'package' => 'twig/string-extra',
+            'filters' => ['u'],
+            'functions' => [],
+        ],
     ];
 
     public static function getClasses(): array

extra/twig-extra-bundle/src/Resources/config/string.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<container xmlns="http://symfony.com/schema/dic/services"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
+
+    <services>
+        <defaults public="false" />
+
+        <service id="twig.extension.string" class="Twig\Extra\String\StringExtension">
+            <tag name="twig.extension" />
+        </service>
+    </services>
+</container>