From b6ea01f51bb2c5c63dd12f7e48aa46d0b9fbb4e9 Mon Sep 17 00:00:00 2001
From: Peter <p.korcsak@googlemail.com>
Date: Thu, 5 Oct 2023 10:39:52 +0200
Subject: [PATCH] chore(react) deleteElements now returns deletedEdges &
 deletedNodes

---
 packages/react/src/hooks/useReactFlow.ts | 2 ++
 packages/react/src/types/instance.ts     | 5 ++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/react/src/hooks/useReactFlow.ts b/packages/react/src/hooks/useReactFlow.ts
index 45a8dbe1..f66ac38b 100644
--- a/packages/react/src/hooks/useReactFlow.ts
+++ b/packages/react/src/hooks/useReactFlow.ts
@@ -164,6 +164,8 @@ export default function useReactFlow<NodeData = any, EdgeData = any>(): ReactFlo
         }
       }
     }
+
+    return { deletedNodes: matchingNodes, deletedEdges: matchingEdges };
   }, []);
 
   const getNodeRect = useCallback(
diff --git a/packages/react/src/types/instance.ts b/packages/react/src/types/instance.ts
index 239d339f..531e518e 100644
--- a/packages/react/src/types/instance.ts
+++ b/packages/react/src/types/instance.ts
@@ -28,7 +28,10 @@ export namespace Instance {
   export type GetEdge<EdgeData> = (id: string) => Edge<EdgeData> | undefined;
   export type AddEdges<EdgeData> = (payload: Edge<EdgeData>[] | Edge<EdgeData>) => void;
   export type ToObject<NodeData = any, EdgeData = any> = () => ReactFlowJsonObject<NodeData, EdgeData>;
-  export type DeleteElements = ({ nodes, edges }: DeleteElementsOptions) => void;
+  export type DeleteElements = ({ nodes, edges }: DeleteElementsOptions) => {
+    deletedNodes: Node[];
+    deletedEdges: Edge[];
+  };
   export type GetIntersectingNodes<NodeData> = (
     node: (Partial<Node<NodeData>> & { id: Node['id'] }) | Rect,
     partially?: boolean,