fix(Call n8n Workflow Tool Node): Support concurrent invocations of the tool (#13526)

Co-authored-by: Oleg Ivaniv <me@olegivaniv.com>

packages/core/src/execution-engine/node-execution-context/__tests__/supply-data-context.test.ts

@@ -54,7 +54,9 @@ describe('SupplyDataContext', () => {
 	const credentialsHelper = mock<ICredentialsHelper>();
 	const additionalData = mock<IWorkflowExecuteAdditionalData>({ credentialsHelper });
 	const mode: WorkflowExecuteMode = 'manual';
-	const runExecutionData = mock<IRunExecutionData>();
+	const runExecutionData = mock<IRunExecutionData>({
+		resultData: { runData: {} },
+	});
 	const connectionInputData: INodeExecutionData[] = [];
 	const connectionType = NodeConnectionType.Main;
 	const inputData: ITaskDataConnections = { [connectionType]: [[{ json: { test: 'data' } }]] };
@@ -175,4 +177,12 @@ describe('SupplyDataContext', () => {
 			]);
 		});
 	});
+
+	describe('cloneWith', () => {
+		it('should return a new copy', () => {
+			const clone = supplyDataContext.cloneWith({ runIndex: 12, inputData: [[{ json: {} }]] });
+			expect(clone.runIndex).toBe(12);
+			expect(clone).not.toBe(supplyDataContext);
+		});
+	});
 });

packages/core/src/execution-engine/node-execution-context/supply-data-context.ts

@@ -13,11 +13,10 @@ import type {
 	ITaskDataConnections,
 	ITaskMetadata,
 	IWorkflowExecuteAdditionalData,
-	NodeConnectionType,
 	Workflow,
 	WorkflowExecuteMode,
 } from 'n8n-workflow';
-import { createDeferredPromise } from 'n8n-workflow';
+import { createDeferredPromise, NodeConnectionType } from 'n8n-workflow';
 
 import { BaseExecuteContext } from './base-execute-context';
 import {
@@ -109,6 +108,28 @@ export class SupplyDataContext extends BaseExecuteContext implements ISupplyData
 			)) as ISupplyDataFunctions['getNodeParameter'];
 	}
 
+	cloneWith(replacements: {
+		runIndex: number;
+		inputData: INodeExecutionData[][];
+	}): SupplyDataContext {
+		const context = new SupplyDataContext(
+			this.workflow,
+			this.node,
+			this.additionalData,
+			this.mode,
+			this.runExecutionData,
+			replacements.runIndex,
+			this.connectionInputData,
+			{},
+			this.connectionType,
+			this.executeData,
+			this.closeFunctions,
+			this.abortSignal,
+		);
+		context.addInputData(NodeConnectionType.AiTool, replacements.inputData);
+		return context;
+	}
+
 	async getInputConnectionData(
 		connectionType: AINodeConnectionType,
 		itemIndex: number,