refactor(useHandleConnections): also return edge id

packages/svelte/src/lib/components/Handle/Handle.svelte

@@ -6,7 +6,7 @@
     Position,
     XYHandle,
     isMouseEvent,
-    type Connection,
+    type HandleConnection,
     areConnectionMapsEqual,
     handleConnectionChange
   } from '@xyflow/system';
@@ -103,8 +103,8 @@
     }
   }
 
-  let prevConnections: Map<string, Connection> | null = null;
-  let connections: Map<string, Connection> | undefined;
+  let prevConnections: Map<string, HandleConnection> | null = null;
+  let connections: Map<string, HandleConnection> | undefined;
 
   $: if (onconnect || ondisconnect) {
     // connectionLookup is not reactive, so we use edges to get notified about updates

packages/svelte/src/lib/hooks/useHandleConnections.ts

@@ -1,5 +1,5 @@
 import { derived } from 'svelte/store';
-import { areConnectionMapsEqual, type Connection, type HandleType } from '@xyflow/system';
+import { areConnectionMapsEqual, type HandleConnection, type HandleType } from '@xyflow/system';
 
 import { useStore } from '$lib/store';
 
@@ -9,7 +9,7 @@ export type useHandleConnectionsParams = {
   id?: string | null;
 };
 
-const initialConnections: Connection[] = [];
+const initialConnections: HandleConnection[] = [];
 
 /**
  *  Hook to check if a <Handle /> is connected to another <Handle /> and get the connections.
@@ -22,7 +22,7 @@ const initialConnections: Connection[] = [];
  */
 export function useHandleConnections({ nodeId, type, id = null }: useHandleConnectionsParams) {
   const { edges, connectionLookup } = useStore();
-  let prevConnections: Map<string, Connection> | undefined = undefined;
+  let prevConnections: Map<string, HandleConnection> | undefined = undefined;
 
   return derived(
     [edges, connectionLookup],