import * as express from "express";
import { CallableContext, FunctionsErrorCode, HttpsError, type CorsOption, Request } from "../../common/providers/https";
import { HttpsFunction, Runnable } from "../cloud-functions";
export { HttpsError };
export type { Request, CallableContext, FunctionsErrorCode };
export interface HttpsOptions {
    /**
     * If true, allows CORS on requests to this function.
     * If this is a `string` or `RegExp`, allows requests from domains that match the provided value.
     * If this is an `Array`, allows requests from domains matching at least one entry of the array.
     */
    cors?: CorsOption;
}
/**
 * Handle HTTP requests.
 * @param optsOrHandler Options or a function that takes a request and response object,
 * same signature as an Express app.
 */
export declare function onRequest(optsOrHandler: HttpsOptions | ((req: Request, resp: express.Response) => void | Promise<void>), handler?: (req: Request, resp: express.Response) => void | Promise<void>): HttpsFunction;
/**
 * Declares a callable method for clients to call using a Firebase SDK.
 * @param handler A method that takes a data and context and returns a value.
 */
export declare function onCall(handler: (data: any, context: CallableContext) => any | Promise<any>): HttpsFunction & Runnable<any>;