feat(core): Add support for pairedItem (beta) (#3012)

* ✨ Add pairedItem support

* 👕 Fix lint issue

* 🐛 Fix resolution in frontend

* 🐛 Fix resolution issue

* 🐛 Fix resolution in frontend

* 🐛 Fix another resolution issue in frontend

* ⚡ Try to automatically add pairedItem data if possible

* ⚡ Cleanup

* ⚡ Display expression errors in editor UI

* 🐛 Fix issue that it did not display errors in production

* 🐛 Fix auto-fix of missing pairedItem data

* 🐛 Fix frontend resolution for not executed nodes

* ⚡ Fail execution on pairedItem resolve issue and display information
about itemIndex and runIndex

* ⚡ Allow that pairedItem is only set to number if runIndex is 0

* ✨ Improve Expression Errors

* ⚡ Remove no longer needed code

* ⚡ Make errors more helpful

* ⚡ Add additional errors

* 👕 Fix lint issue

* ⚡ Add pairedItem support to core nodes

* ⚡ Improve support in Merge-Node

* ⚡ Fix issue with not correctly converted incoming pairedItem data

* 🐛 Fix frontend resolve issue

* 🐛 Fix frontend parameter name display issue

* ⚡ Improve errors

* 👕 Fix lint issue

* ⚡ Improve errors

* ⚡ Make it possible to display parameter name in error messages

* ⚡ Improve error messages

* ⚡ Fix error message

* ⚡ Improve error messages

* ⚡ Add another error message

* ⚡ Simplify

packages/workflow/src/NodeErrors.ts

@@ -7,7 +7,7 @@
 // eslint-disable-next-line max-classes-per-file
 import { parseString } from 'xml2js';
 // eslint-disable-next-line import/no-cycle
-import { INode, IStatusCodeMessages, JsonObject } from '.';
+import { IDataObject, INode, IStatusCodeMessages, JsonObject } from '.';
 
 /**
  * Top-level properties where an error message can be found in an API response.
@@ -56,29 +56,42 @@ const ERROR_STATUS_PROPERTIES = [
  */
 const ERROR_NESTING_PROPERTIES = ['error', 'err', 'response', 'body', 'data'];
 
-/**
- * Base class for specific NodeError-types, with functionality for finding
- * a value recursively inside an error object.
- */
-abstract class NodeError extends Error {
+export abstract class ExecutionBaseError extends Error {
 	description: string | null | undefined;
 
 	cause: Error | JsonObject;
 
-	node: INode;
-
 	timestamp: number;
 
-	constructor(node: INode, error: Error | JsonObject) {
+	context: IDataObject = {};
+
+	constructor(error: Error | ExecutionBaseError | JsonObject) {
 		super();
 		this.name = this.constructor.name;
 		this.cause = error;
-		this.node = node;
 		this.timestamp = Date.now();
 
 		if (error.message) {
 			this.message = error.message as string;
 		}
+
+		if (Object.prototype.hasOwnProperty.call(error, 'context')) {
+			// eslint-disable-next-line @typescript-eslint/no-explicit-any
+			this.context = (error as any).context;
+		}
+	}
+}
+
+/**
+ * Base class for specific NodeError-types, with functionality for finding
+ * a value recursively inside an error object.
+ */
+abstract class NodeError extends ExecutionBaseError {
+	node: INode;
+
+	constructor(node: INode, error: Error | JsonObject) {
+		super(error);
+		this.node = node;
 	}
 
 	/**
@@ -203,7 +216,11 @@ abstract class NodeError extends Error {
  * Class for instantiating an operational error, e.g. an invalid credentials error.
  */
 export class NodeOperationError extends NodeError {
-	constructor(node: INode, error: Error | string, options?: { description: string }) {
+	constructor(
+		node: INode,
+		error: Error | string,
+		options?: { description?: string; runIndex?: number; itemIndex?: number },
+	) {
 		if (typeof error === 'string') {
 			error = new Error(error);
 		}
@@ -212,6 +229,14 @@ export class NodeOperationError extends NodeError {
 		if (options?.description) {
 			this.description = options.description;
 		}
+
+		if (options?.runIndex !== undefined) {
+			this.context.runIndex = options.runIndex;
+		}
+
+		if (options?.itemIndex !== undefined) {
+			this.context.itemIndex = options.itemIndex;
+		}
 	}
 }
 
@@ -249,7 +274,16 @@ export class NodeApiError extends NodeError {
 			description,
 			httpCode,
 			parseXml,
-		}: { message?: string; description?: string; httpCode?: string; parseXml?: boolean } = {},
+			runIndex,
+			itemIndex,
+		}: {
+			message?: string;
+			description?: string;
+			httpCode?: string;
+			parseXml?: boolean;
+			runIndex?: number;
+			itemIndex?: number;
+		} = {},
 	) {
 		super(node, error);
 		if (error.error) {
@@ -272,6 +306,9 @@ export class NodeApiError extends NodeError {
 		}
 
 		this.description = this.findProperty(error, ERROR_MESSAGE_PROPERTIES, ERROR_NESTING_PROPERTIES);
+
+		if (runIndex !== undefined) this.context.runIndex = runIndex;
+		if (itemIndex !== undefined) this.context.itemIndex = itemIndex;
 	}
 
 	private setDescriptionFromXml(xml: string) {