fix(react): also respect custom default edge type in fallback logic

examples/react/src/App/routes.ts

@@ -9,6 +9,7 @@ import ControlledViewport from '../examples/ControlledViewport';
 import CustomConnectionLine from '../examples/CustomConnectionLine';
 import CustomMiniMapNode from '../examples/CustomMiniMapNode';
 import CustomNode from '../examples/CustomNode';
+import DefaultEdgeOverwrite from '../examples/DefaultEdgeOverwrite';
 import DefaultNodeOverwrite from '../examples/DefaultNodeOverwrite';
 import DefaultNodes from '../examples/DefaultNodes';
 import DragHandle from '../examples/DragHandle';
@@ -135,6 +136,11 @@ const routes: IRoute[] = [
     path: 'default-node-overwrite',
     component: DefaultNodeOverwrite,
   },
+  {
+    name: 'Default Edge Overwrite',
+    path: 'default-edge-overwrite',
+    component: DefaultEdgeOverwrite,
+  },
   {
     name: 'Default Nodes',
     path: 'default-nodes',

examples/react/src/examples/DefaultEdgeOverwrite/index.tsx

@@ -0,0 +1,69 @@
+import {
+  ReactFlow,
+  Node,
+  Edge,
+  ReactFlowProvider,
+  Background,
+  BackgroundVariant,
+  EdgeProps,
+  getBezierPath,
+} from '@xyflow/react';
+
+const initialNodes: Node[] = [
+  {
+    id: '1',
+    data: { label: 'Node 1' },
+    position: { x: 250, y: 5 },
+    className: 'light',
+  },
+  {
+    id: '2',
+    data: { label: 'Node 2' },
+    position: { x: 100, y: 100 },
+    className: 'light',
+  },
+];
+
+const initialEdges: Edge[] = [
+  {
+    id: 'e1-2',
+    source: '1',
+    target: '2',
+    type: 'unregistered', // This will fallback to custom default
+  },
+];
+
+const CustomEdge = ({ sourceX, sourceY, targetX, targetY }: EdgeProps) => {
+  const [edgePath] = getBezierPath({
+    sourceX,
+    sourceY,
+    targetX,
+    targetY,
+  });
+
+  return (
+    <>
+      <path d={edgePath} stroke="red" strokeWidth={3} fill="none" strokeDasharray="5,5" />
+    </>
+  );
+};
+
+const edgeTypes = {
+  default: CustomEdge,
+};
+
+const DefaultEdgeOverwrite = () => {
+  return (
+    <ReactFlow defaultNodes={initialNodes} defaultEdges={initialEdges} edgeTypes={edgeTypes} fitView>
+      <Background variant={BackgroundVariant.Lines} />
+    </ReactFlow>
+  );
+};
+
+export default function App() {
+  return (
+    <ReactFlowProvider>
+      <DefaultEdgeOverwrite />
+    </ReactFlowProvider>
+  );
+}