import { Schema } from 'mongoose';
import { IWatchConsumer } from '../types';
/**
 * It's used on ConsumerModel
 * @param options = {
      key: '_id',
      fromRef: 'Category', // make default: toPath = category
      inArray: true // if it's like genres
    }
 * @returns
 */
export declare const watchConsumer: (ops: IWatchConsumer) => (schema: Schema) => void;