/// <reference types="node" />
import { ErrorRequestHandler } from 'express';
import { pino } from 'pino';
import { Writable } from 'stream';
import { CosmasExpressMiddleware } from './express';
import { CosmasOptions } from './interfaces';
export type PinoLogger = pino.BaseLogger;
export type PinoHooks = {
    logMethod: (inputArgs: any, method: any) => void;
};
export interface Cosmas extends PinoLogger {
    warning: pino.LogFn;
    options: CosmasOptions;
    express: CosmasExpressMiddleware;
    expressError: ErrorRequestHandler;
    stream: Writable;
    realHooks: PinoHooks;
    (childName: string): Cosmas;
}
export interface CosmasFactory extends Cosmas {
    (data?: string | CosmasOptions, loggerOptions?: CosmasOptions): Cosmas;
}
export declare const loggerNameKey = "cosmas.loggerName";
export declare const pkgVersionKey = "cosmas.pkgVersion";
declare const factoryProxy: CosmasFactory;
export default factoryProxy;