import { IncomingMessage, ServerResponse } from "@rill/http";
import Request from "./request";
import Response from "./response";
export default class Context {
    /** The current request. */
    req: Request;
    /** The current response. */
    res: Response;
    /** Local data/state for rendering the request. */
    locals: any;
    /** Allow tools to attach methods/properties. */
    [x: string]: any;
    /**
     * @description
     * Creates an incoming message context.
     *
     * @example
     * require('http').createServer((req, res) => {
     *   const ctx = new Context(req, res)
     * })
     *
     * @param req An rill/http IncomingMessage.
     * @param res An rill/http ServerResponse.
     */
    constructor(req: IncomingMessage, res: ServerResponse);
    /**
     * @description
     * Throw an http during the current request and update the status and message on the response.
     *
     * @example
     * context.fail(400, 'Password is required')
     *
     * @throws {HttpError}
     *
     * @param statusCode The http status code to use for the error.
     * @param statusMessage The http status message to use for the error.
     * @param metaData An object to merge on to the error.
     */
    fail(statusCode: number, statusMessage?: string, metaData?: any): void;
    /**
     * @description
     * If a value is falsey throw an http during the current request and update the status and message on the response.
     *
     * @example
     * context.assert(password.length > 5, 400, 'Password must be at least 5 characters long')
     *
     * @throws {HttpError}
     *
     * @param value The value to test for truthyness.
     * @param statusCode The http status code to use for the error.
     * @param statusMessage The http status message to use for the error.
     * @param metaData An object to merge on to the error.
     */
    assert(value: any, statusCode: number, statusMessage?: string, metaData?: any): void;
}