From a1e1304b63f667282b304c6f5964dc9cbd9d7799 Mon Sep 17 00:00:00 2001
From: braks <78412429+bcakmakoglu@users.noreply.github.com>
Date: Tue, 6 Dec 2022 17:39:43 +0100
Subject: [PATCH] fix(core): prevent valid connections on same node and handle

Signed-off-by: braks <78412429+bcakmakoglu@users.noreply.github.com>
---
 packages/core/src/composables/useHandle.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/core/src/composables/useHandle.ts b/packages/core/src/composables/useHandle.ts
index c26e9900..ccabe75c 100644
--- a/packages/core/src/composables/useHandle.ts
+++ b/packages/core/src/composables/useHandle.ts
@@ -74,7 +74,7 @@ export const checkElementBelowIsValid = (
       result.isValid =
         (isFunction(isValidConnection)
           ? isValidConnection(connection, { edges, sourceNode: getNode(sourceId)!, targetNode: getNode(targetId)! })
-          : true) ||
+          : elementBelowNodeId !== nodeId || elementBelowHandleId !== handleId) ||
         !result.connection.target ||
         !result.connection.source
     }