/**
 * createFeatureRouter
 *
 * Scans Features directory and returns Express Router.
 */
import { Router } from 'express';
import type { RouterOptions } from 'express';
export interface CreateFeatureRouterOptions {
    /**
     * Index file patterns (default: ['index.js', 'index.ts', 'index.mjs', 'index.mts'])
     */
    indexPatterns?: string[];
    /**
     * Directory patterns to exclude (default: ['node_modules', '.git', 'dist', 'build'])
     */
    excludeDirs?: string[];
    /**
     * Enable debug logging (default: false)
     */
    debug?: boolean;
    /**
     * Express Router options
     */
    routerOptions?: RouterOptions;
}
/**
 * Scan Features directory and return Express Router
 *
 * @param featuresDir - Features directory path
 * @param options - Options
 * @returns Express Router instance
 *
 * @example
 * ```javascript
 * const express = require('express')
 * const { createFeatureRouter } = require('express-numflow')
 *
 * const app = express()
 *
 * // Create Feature Router
 * const featureRouter = await createFeatureRouter('./features')
 * app.use(featureRouter)
 *
 * app.listen(3000)
 * ```
 *
 * @example
 * ```javascript
 * // Use with options
 * const router = await createFeatureRouter('./features', {
 *   debug: true,
 *   excludeDirs: ['node_modules', 'test', 'temp'],
 * })
 * ```
 *
 * @example
 * ```javascript
 * // Mount on different paths
 * const apiRouter = await createFeatureRouter('./features/api')
 * const adminRouter = await createFeatureRouter('./features/admin')
 *
 * app.use('/api', apiRouter)
 * app.use('/admin', adminRouter)
 * ```
 */
export declare function createFeatureRouter(featuresDir: string, options?: CreateFeatureRouterOptions): Promise<Router>;
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