fixing NRE of onLinkRemoved in landing showcase diagram

TimJoehnk · Oct 22, 2023 · ff0fd5a · ff0fd5a
1 parent 93b154b
commit ff0fd5a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/site/Site/Components/Landing/LandingShowcaseDiagram.razor.cs b/site/Site/Components/Landing/LandingShowcaseDiagram.razor.cs
@@ -76,7 +76,10 @@ private void OnLinKTargetChanged(BaseLinkModel link, Anchor? oldTarget, Anchor?
     private void OnLinkRemoved(BaseLinkModel link)
     {
         (link.Source.Model as PortModel)!.Parent.Refresh();
-        if (link.Target != null && link.Target.Model is PortModel portModel) portModel.Parent.Refresh();
+        if (link.Target is SinglePortAnchor anchor && anchor.Model is PortModel portModel)
+        {
+            portModel.Parent.Refresh();
+        }
         link.TargetChanged -= OnLinKTargetChanged;
     }
 }