From a00a6385b7ae93c54a68b398a399c87a8bf5bc2e Mon Sep 17 00:00:00 2001
From: peterkogo <peter@xyflow.com>
Date: Tue, 19 Aug 2025 15:31:22 +0200
Subject: [PATCH] fix edge reconnection

---
 .../EdgeReconnectAnchor/EdgeReconnectAnchor.svelte   | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/packages/svelte/src/lib/components/EdgeReconnectAnchor/EdgeReconnectAnchor.svelte b/packages/svelte/src/lib/components/EdgeReconnectAnchor/EdgeReconnectAnchor.svelte
index d18bc2e8..81f0ab2d 100644
--- a/packages/svelte/src/lib/components/EdgeReconnectAnchor/EdgeReconnectAnchor.svelte
+++ b/packages/svelte/src/lib/components/EdgeReconnectAnchor/EdgeReconnectAnchor.svelte
@@ -50,7 +50,6 @@
       edgeLookup
     } = store;
 
-    let newEdge: Edge | undefined;
     let edge = edgeLookup.get(edgeId)!;
 
     const _onConnectStart: OnConnectStart = (evt, params) => {
@@ -86,13 +85,16 @@
       onConnectStart: _onConnectStart,
       onConnectEnd: onconnectend,
       onConnect: (connection) => {
-        newEdge = { ...edge, ...connection };
-        newEdge = onbeforereconnect ? (onbeforereconnect(newEdge, edge) ?? undefined) : newEdge;
+        const reconnectedEdge = { ...edge, ...connection };
+        const newEdge = onbeforereconnect
+          ? onbeforereconnect(reconnectedEdge, edge)
+          : reconnectedEdge;
 
-        if (newEdge) {
-          store.edges = store.edges.map((e) => (e.id === edge.id ? (newEdge as Edge) : e));
+        if (!newEdge) {
+          return;
         }
 
+        store.edges = store.edges.map((e) => (e.id === edge.id ? (newEdge as Edge) : e));
         onreconnect?.(edge, connection);
       },
       onReconnectEnd: (event, connectionState) => {