refactor(core): Fix type errors in workflow, core, nodes-langchain, and nodes-base (no-changelog) (#9450)

packages/@n8n/nodes-langchain/nodes/agents/Agent/Agent.node.ts

@@ -46,7 +46,7 @@ function getInputs(
 			[NodeConnectionType.AiOutputParser]: 'Output Parser',
 		};
 
-		return inputs.map(({ type, filter, required }) => {
+		return inputs.map(({ type, filter }) => {
 			const input: INodeInputConfiguration = {
 				type,
 				displayName: type in displayNames ? displayNames[type] : undefined,
@@ -370,13 +370,13 @@ export class Agent implements INodeType {
 		if (agentType === 'conversationalAgent') {
 			return await conversationalAgentExecute.call(this, nodeVersion);
 		} else if (agentType === 'toolsAgent') {
-			return await toolsAgentExecute.call(this, nodeVersion);
+			return await toolsAgentExecute.call(this);
 		} else if (agentType === 'openAiFunctionsAgent') {
 			return await openAiFunctionsAgentExecute.call(this, nodeVersion);
 		} else if (agentType === 'reActAgent') {
 			return await reActAgentAgentExecute.call(this, nodeVersion);
 		} else if (agentType === 'sqlAgent') {
-			return await sqlAgentAgentExecute.call(this, nodeVersion);
+			return await sqlAgentAgentExecute.call(this);
 		} else if (agentType === 'planAndExecuteAgent') {
 			return await planAndExecuteAgentExecute.call(this, nodeVersion);
 		}

packages/@n8n/nodes-langchain/nodes/agents/Agent/agents/ConversationalAgent/execute.ts

@@ -123,5 +123,5 @@ export async function conversationalAgentExecute(
 		}
 	}
 
-	return await this.prepareOutputData(returnData);
+	return [returnData];
 }

packages/@n8n/nodes-langchain/nodes/agents/Agent/agents/OpenAiFunctionsAgent/execute.ts

@@ -125,5 +125,5 @@ export async function openAiFunctionsAgentExecute(
 		}
 	}
 
-	return await this.prepareOutputData(returnData);
+	return [returnData];
 }

packages/@n8n/nodes-langchain/nodes/agents/Agent/agents/PlanAndExecuteAgent/execute.ts

@@ -102,5 +102,5 @@ export async function planAndExecuteAgentExecute(
 		}
 	}
 
-	return await this.prepareOutputData(returnData);
+	return [returnData];
 }

packages/@n8n/nodes-langchain/nodes/agents/Agent/agents/ReActAgent/execute.ts

@@ -123,5 +123,5 @@ export async function reActAgentAgentExecute(
 		}
 	}
 
-	return await this.prepareOutputData(returnData);
+	return [returnData];
 }

packages/@n8n/nodes-langchain/nodes/agents/Agent/agents/SqlAgent/execute.ts

@@ -28,7 +28,6 @@ const parseTablesString = (tablesString: string) =>
 
 export async function sqlAgentAgentExecute(
 	this: IExecuteFunctions,
-	nodeVersion: number,
 ): Promise<INodeExecutionData[][]> {
 	this.logger.verbose('Executing SQL Agent');
 
@@ -152,5 +151,5 @@ export async function sqlAgentAgentExecute(
 		}
 	}
 
-	return await this.prepareOutputData(returnData);
+	return [returnData];
 }

packages/@n8n/nodes-langchain/nodes/agents/Agent/agents/ToolsAgent/execute.ts

@@ -39,10 +39,7 @@ function getOutputParserSchema(outputParser: BaseOutputParser): ZodObject<any, a
 	return schema;
 }
 
-export async function toolsAgentExecute(
-	this: IExecuteFunctions,
-	nodeVersion: number,
-): Promise<INodeExecutionData[][]> {
+export async function toolsAgentExecute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
 	this.logger.verbose('Executing Tools Agent');
 	const model = await this.getInputConnectionData(NodeConnectionType.AiLanguageModel, 0);
 
@@ -185,5 +182,5 @@ export async function toolsAgentExecute(
 		}
 	}
 
-	return await this.prepareOutputData(returnData);
+	return [returnData];
 }

packages/@n8n/nodes-langchain/nodes/agents/OpenAiAssistant/OpenAiAssistant.node.ts

@@ -392,6 +392,6 @@ export class OpenAiAssistant implements INodeType {
 			}
 		}
 
-		return await this.prepareOutputData(returnData);
+		return [returnData];
 	}
 }

packages/@n8n/nodes-langchain/nodes/chains/ChainRetrievalQA/ChainRetrievalQa.node.ts

@@ -189,6 +189,6 @@ export class ChainRetrievalQa implements INodeType {
 				throw error;
 			}
 		}
-		return await this.prepareOutputData(returnData);
+		return [returnData];
 	}
 }

packages/@n8n/nodes-langchain/nodes/chains/ChainSummarization/V1/ChainSummarizationV1.node.ts

@@ -258,6 +258,6 @@ export class ChainSummarizationV1 implements INodeType {
 			returnData.push({ json: { response } });
 		}
 
-		return await this.prepareOutputData(returnData);
+		return [returnData];
 	}
 }

packages/@n8n/nodes-langchain/nodes/chains/ChainSummarization/V2/ChainSummarizationV2.node.ts

@@ -425,6 +425,6 @@ export class ChainSummarizationV2 implements INodeType {
 			}
 		}
 
-		return await this.prepareOutputData(returnData);
+		return [returnData];
 	}
 }

packages/@n8n/nodes-langchain/nodes/memory/MemoryChatRetriever/MemoryChatRetriever.node.ts

@@ -98,7 +98,7 @@ export class MemoryChatRetriever implements INodeType {
 		const messages = await memory?.chatHistory.getMessages();
 
 		if (simplifyOutput && messages) {
-			return await this.prepareOutputData(simplifyMessages(messages));
+			return [simplifyMessages(messages)];
 		}
 
 		const serializedMessages =
@@ -107,6 +107,6 @@ export class MemoryChatRetriever implements INodeType {
 				return { json: serializedMessage as unknown as IDataObject };
 			}) ?? [];
 
-		return await this.prepareOutputData(serializedMessages);
+		return [serializedMessages];
 	}
 }

packages/@n8n/nodes-langchain/nodes/output_parser/OutputParserStructured/test/OutputParserStructured.node.test.ts

@@ -1,4 +1,4 @@
-import type { IExecuteFunctions, IWorkflowDataProxyData } from 'n8n-workflow';
+import type { IExecuteFunctions, INode, IWorkflowDataProxyData } from 'n8n-workflow';
 import { mock } from 'jest-mock-extended';
 import { normalizeItems } from 'n8n-core';
 import type { z } from 'zod';
@@ -12,7 +12,7 @@ describe('OutputParserStructured', () => {
 	});
 	const workflowDataProxy = mock<IWorkflowDataProxyData>({ $input: mock() });
 	thisArg.getWorkflowDataProxy.mockReturnValue(workflowDataProxy);
-	thisArg.getNode.mockReturnValue({ typeVersion: 1.1 });
+	thisArg.getNode.mockReturnValue(mock<INode>({ typeVersion: 1.1 }));
 	thisArg.addInputData.mockReturnValue({ index: 0 });
 	thisArg.addOutputData.mockReturnValue();
 

packages/@n8n/nodes-langchain/nodes/vector_store/VectorStoreInMemoryInsert/VectorStoreInMemoryInsert.node.ts

@@ -108,6 +108,6 @@ export class VectorStoreInMemoryInsert implements INodeType {
 			clearStore,
 		);
 
-		return await this.prepareOutputData(serializedDocuments);
+		return [serializedDocuments];
 	}
 }

packages/@n8n/nodes-langchain/nodes/vector_store/VectorStorePineconeInsert/VectorStorePineconeInsert.node.ts

@@ -134,6 +134,6 @@ export class VectorStorePineconeInsert implements INodeType {
 			pineconeIndex,
 		});
 
-		return await this.prepareOutputData(serializedDocuments);
+		return [serializedDocuments];
 	}
 }

packages/@n8n/nodes-langchain/nodes/vector_store/VectorStoreQdrant/VectorStoreQdrant.node.ts

@@ -46,7 +46,7 @@ export const VectorStoreQdrant = createVectorStoreNode({
 	methods: { listSearch: { qdrantCollectionsSearch } },
 	insertFields,
 	sharedFields,
-	async getVectorStoreClient(context, filter, embeddings, itemIndex) {
+	async getVectorStoreClient(context, _, embeddings, itemIndex) {
 		const collection = context.getNodeParameter('qdrantCollection', itemIndex, '', {
 			extractValue: true,
 		}) as string;

packages/@n8n/nodes-langchain/nodes/vector_store/VectorStoreSupabaseInsert/VectorStoreSupabaseInsert.node.ts

@@ -122,6 +122,6 @@ export class VectorStoreSupabaseInsert implements INodeType {
 			queryName,
 		});
 
-		return await this.prepareOutputData(serializedDocuments);
+		return [serializedDocuments];
 	}
 }

packages/@n8n/nodes-langchain/nodes/vector_store/VectorStoreZepInsert/VectorStoreZepInsert.node.ts

@@ -139,6 +139,6 @@ export class VectorStoreZepInsert implements INodeType {
 
 		await ZepVectorStore.fromDocuments(processedDocuments, embeddings, zepConfig);
 
-		return await this.prepareOutputData(serializedDocuments);
+		return [serializedDocuments];
 	}
 }

packages/@n8n/nodes-langchain/nodes/vector_store/shared/createVectorStoreNode.ts

@@ -240,7 +240,7 @@ export const createVectorStoreNode = (args: VectorStoreNodeConstructorArgs) =>
 					void logAiEvent(this, 'n8n.ai.vector.store.searched', { query: prompt });
 				}
 
-				return await this.prepareOutputData(resultData);
+				return [resultData];
 			}
 
 			if (mode === 'insert') {
@@ -270,7 +270,7 @@ export const createVectorStoreNode = (args: VectorStoreNodeConstructorArgs) =>
 					}
 				}
 
-				return await this.prepareOutputData(resultData);
+				return [resultData];
 			}
 
 			throw new NodeOperationError(