fix(core): Clean run data for dirty nodes properly, including their children (#13821)

packages/workflow/src/Workflow.ts

@@ -289,6 +289,27 @@ export class Workflow {
 		return null;
 	}
 
+	/**
+	 * Returns the nodes with the given names if they exist.
+	 * If a node cannot be found it will be ignored, meaning the returned array
+	 * of nodes can be smaller than the array of names.
+	 */
+	getNodes(nodeNames: string[]): INode[] {
+		const nodes: INode[] = [];
+		for (const name of nodeNames) {
+			const node = this.getNode(name);
+			if (!node) {
+				console.warn(
+					`Could not find a node with the name ${name} in the workflow. This was passed in as a dirty node name.`,
+				);
+				continue;
+			}
+			nodes.push(node);
+		}
+
+		return nodes;
+	}
+
 	/**
 	 * Returns the pinData of the node with the given name if it exists
 	 *