import { CorsOptions, Middleware } from "../types/http.js";
/**
 * Creates a CORS middleware with the specified options
 */
export declare const createCorsMiddleware: (options?: CorsOptions) => Middleware;
/**
 * Convenience function for common CORS configurations
 */
export declare const corsPresets: {
    /**
     * Development preset - allows all origins and common headers
     *
     * @security WARNING: This reflects any request origin, effectively disabling CORS.
     * Only use in development environments. Never use in production.
     */
    development: () => Middleware;
    /**
     * Production preset - more restrictive defaults
     *
     * @param allowedOrigins - Array of allowed origins (e.g., ['https://myapp.com'])
     */
    production: (allowedOrigins: string[]) => Middleware;
    /**
     * API preset - for REST APIs
     */
    api: (origins?: string[]) => Middleware;
};
/**
 * Simple CORS middleware with defaults
 */
export declare const corsMiddleware: Middleware;
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