Breath as fresh as a sweet summer ham. splat a fn and remove a magic __get

src/Plugin/GraphQL/DataProducer/FieldProducerPlugin.php

@@ -86,7 +86,7 @@ class FieldProducerPlugin extends DataProducerPluginBase implements FieldProduce
       return $plugin->resolveFieldItem($item, $context);
     }
 
-    return $item->{$plugin->producerProperty ?? 'value'};
+    return $item->get($plugin->producerProperty ?? 'value')->getValue();
   }
 
 }

src/Plugin/GraphQLCompose/FieldType/TableFieldItem.php

@@ -28,7 +28,7 @@ class TableFieldItem extends GraphQLComposeFieldTypeBase implements FieldProduce
   public function resolveFieldItem(FieldItemInterface $item, FieldContext $context) {
 
     // Strip caption from value.
-    $values = array_filter($item->value, fn($k) => is_numeric($k), ARRAY_FILTER_USE_KEY);
+    $values = array_filter($item->value, is_numeric(...), ARRAY_FILTER_USE_KEY);
 
     $rows = [];
 
@@ -36,7 +36,7 @@ class TableFieldItem extends GraphQLComposeFieldTypeBase implements FieldProduce
     foreach ($values as $value) {
       $rows[] = [
         'weight' => $value['weight'] ?? 0,
-        'data' => array_filter($value, fn($k) => is_numeric($k), ARRAY_FILTER_USE_KEY),
+        'data' => array_filter($value, is_numeric(...), ARRAY_FILTER_USE_KEY),
       ];
     }