wip:

Author: jissereitsma

Util/Block/TransferableAncestorBlockProperties.php

@@ -0,0 +1,19 @@
+<?php declare(strict_types=1);
+
+namespace Loki\Base\Util\Block;
+
+class TransferableAncestorBlockProperties
+{
+    private array $properties;
+
+    public function __construct(
+        array $properties = []
+    ) {
+        $this->properties = $properties;
+    }
+
+    public function getProperties(): array
+    {
+        return $this->properties;
+    }
+}

ViewModel/Block/AbstractRenderer.php

@@ -2,7 +2,7 @@
 
 namespace Loki\Base\ViewModel\Block;
 
-use Loki\Components\Util\Block\TransferableAncestorBlockProperties;
+use Loki\Base\Util\Block\TransferableAncestorBlockProperties;
 use Magento\Framework\App\State as AppState;
 use Magento\Framework\View\Element\AbstractBlock;
 use Magento\Framework\View\Element\Block\ArgumentInterface;

etc/frontend/di.xml

@@ -12,4 +12,12 @@
             </argument>
         </arguments>
     </type>
+
+    <type name="Loki\Base\Util\Block\TransferableAncestorBlockProperties">
+        <arguments>
+            <argument name="properties" xsi:type="array">
+                <item name="css_classes" xsi:type="string">css_classes</item>
+            </argument>
+        </arguments>
+    </type>
 </config>