n8n/packages/workflow/src/index.ts

export * from './Interfaces';
export * from './Expression';
export * from './Workflow';
export * from './WorkflowDataProxy';
export * from './WorkflowHooks';

import * as NodeHelpers from './NodeHelpers';
import * as ObservableObject from './ObservableObject';
export {
	NodeHelpers,
	ObservableObject,
};