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import type { Status } from "../deps.ts";import type { AttainRequest } from "./request.ts";import type { AttainResponse } from "./response.ts";
export type ThenArg<T> = T extends PromiseLike<infer U> ? U : T;
export interface AttainListenProps {  debug?: boolean;  secure?: boolean;  hostname?: string;  certFile?: string;  keyFile?: string;
  transport?: "tcp";}
export type SupportMethodType =  | "HEAD"  | "OPTIONS"  | "ALL"  | "GET"  | "POST"  | "PUT"  | "PATCH"  | "DELETE";
export type CallBackType<T = any> = (  request: AttainRequest,  response: AttainResponse,  db: T,) => Promise<any> | void;
export type ParamCallBackType<T = any> = (  request: AttainRequest,  response: AttainResponse,  param: any,  db: T,) => Promise<any> | void;
export type ErrorCallBackType<T = any> = (  error: any,  request: AttainRequest,  response: AttainResponse,  db: T,) => Promise<any> | void;
export interface MiddlewareProps<T = any> {  url?: string;  paramHandlers?: ParamStackProps<T>[];  callBack?: CallBackType<T>;  method?: SupportMethodType;  next?: MiddlewareProps<T>[];}
export interface ParamStackProps<T = any> {  paramName: string;  callBack: ParamCallBackType<T>;}
export interface ErrorMiddlewareProps<T = any> {  url?: string;  callBack?: ErrorCallBackType<T>;  next?: ErrorMiddlewareProps<T>[];}
// Copyright 2018-2020 the oak authors. All rights reserved. MIT license./** A HTTP status that is an error (4XX and 5XX). */export type ErrorStatus =  | Status.BadRequest  | Status.Unauthorized  | Status.PaymentRequired  | Status.Forbidden  | Status.NotFound  | Status.MethodNotAllowed  | Status.NotAcceptable  | Status.ProxyAuthRequired  | Status.RequestTimeout  | Status.Conflict  | Status.Gone  | Status.LengthRequired  | Status.PreconditionFailed  | Status.RequestEntityTooLarge  | Status.RequestURITooLong  | Status.UnsupportedMediaType  | Status.RequestedRangeNotSatisfiable  | Status.ExpectationFailed  | Status.Teapot  | Status.MisdirectedRequest  | Status.UnprocessableEntity  | Status.Locked  | Status.FailedDependency  | Status.UpgradeRequired  | Status.PreconditionRequired  | Status.TooManyRequests  | Status.RequestHeaderFieldsTooLarge  | Status.UnavailableForLegalReasons  | Status.InternalServerError  | Status.NotImplemented  | Status.BadGateway  | Status.ServiceUnavailable  | Status.GatewayTimeout  | Status.HTTPVersionNotSupported  | Status.VariantAlsoNegotiates  | Status.InsufficientStorage  | Status.LoopDetected  | Status.NotExtended  | Status.NetworkAuthenticationRequired;