From 23d1dd027ac9f7456cb611e5894164686659c9cc Mon Sep 17 00:00:00 2001
From: moklick <info@moritzklack.com>
Date: Wed, 14 Sep 2022 15:11:26 +0200
Subject: [PATCH] fix(edge-renderer): fallback to default edge if type is
 invalid

---
 src/container/EdgeRenderer/index.tsx | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/container/EdgeRenderer/index.tsx b/src/container/EdgeRenderer/index.tsx
index b5f47151..90986c90 100644
--- a/src/container/EdgeRenderer/index.tsx
+++ b/src/container/EdgeRenderer/index.tsx
@@ -100,7 +100,16 @@ const EdgeRenderer = (props: EdgeRendererProps) => {
                 return null;
               }
 
-              const edgeType = edge.type || 'default';
+              let edgeType = edge.type || 'default';
+
+              if (!props.edgeTypes[edgeType]) {
+                console.warn(
+                  `[React Flow]: Edge type "${edgeType}" not found. Using fallback type "default". Help: https://reactflow.dev/error#300`
+                );
+
+                edgeType = 'default';
+              }
+
               const EdgeComponent = props.edgeTypes[edgeType] || props.edgeTypes.default;
               // when connection type is loose we can define all handles as sources
               const targetNodeHandles =