chore(utils): cleanup

packages/system/src/constants.ts

@@ -1,5 +1,6 @@
 import { HandleType } from './types';
 
+// @todo: update URLs to xyflow
 export const errorMessages = {
   error001: () =>
     '[React Flow]: Seems like you have not used zustand provider as an ancestor. Help: https://reactflow.dev/error#001',

packages/system/src/utils/graph.ts

@@ -62,7 +62,7 @@ export const getIncomersBase = <NodeType extends BaseNode = BaseNode, EdgeType e
 };
 
 const getEdgeId = ({ source, sourceHandle, target, targetHandle }: Connection | BaseEdge): string =>
-  `reactflow__edge-${source}${sourceHandle || ''}-${target}${targetHandle || ''}`;
+  `xyflow__edge-${source}${sourceHandle || ''}-${target}${targetHandle || ''}`;
 
 const connectionExists = (edge: BaseEdge, edges: BaseEdge[]) => {
   return edges.some(

packages/system/src/xyhandle/XYHandle.ts

@@ -194,7 +194,6 @@ function onPointerDown(
     if (connection.source !== connection.target && handleDomNode) {
       resetRecentHandle(prevActiveHandle, lib);
       prevActiveHandle = handleDomNode;
-      // @todo: remove the old class names "react-flow__handle-" in the next major version
       handleDomNode.classList.add('connecting', `${lib}-flow__handle-connecting`);
       handleDomNode.classList.toggle('valid', isValid);
       handleDomNode.classList.toggle(`${lib}-flow__handle-valid`, isValid);