/// <reference types="node" />
import * as http from 'http';
import { Context as KoaContext } from 'koa';
export declare type Callback<T> = (err?: Error | null | undefined, value?: T) => void;
export declare type MiddlewareFunction = (ctx: KoaContext, next?: Callback<void>) => Promise<void>;
export interface Dictionary<T> {
    [key: string]: T;
}
/**
 * A dictionary of parameters, where keys are the source of the parameters.
 */
export interface ParametersByLocation<T> {
    /** Parameters that came from the HTTP query string. */
    query: T;
    /** Parameters that came from an HTTP header. */
    header: T;
    /** Parameters that were parsed from the "server" in the OAS3 document. */
    server: T;
    /** Parameters that were parsed from the "path. */
    path: T;
    /** Parameters that came from cookies. */
    cookie: T;
}
/**
 * A collection of parameters.
 */
export interface ParametersMap<T> {
    [key: string]: T;
}
export interface HttpIncomingMessage extends http.IncomingMessage {
    body?: any;
}