🐞 fix: Error cleanup, add test harness

vendor/nikic/php-parser/lib/PhpParser/Node/AttributeGroup.php

@@ -0,0 +1,27 @@
+<?php declare(strict_types=1);
+
+namespace PhpParser\Node;
+
+use PhpParser\NodeAbstract;
+
+class AttributeGroup extends NodeAbstract {
+    /** @var Attribute[] Attributes */
+    public array $attrs;
+
+    /**
+     * @param Attribute[] $attrs PHP attributes
+     * @param array<string, mixed> $attributes Additional node attributes
+     */
+    public function __construct(array $attrs, array $attributes = []) {
+        $this->attributes = $attributes;
+        $this->attrs = $attrs;
+    }
+
+    public function getSubNodeNames(): array {
+        return ['attrs'];
+    }
+
+    public function getType(): string {
+        return 'AttributeGroup';
+    }
+}