How to use winston?

[hamzamumtaz007]

Can someone please tell me how can i log everything using winston, winston is already implemented here and as per the documentation here is how it's implemented:

import { Logger, LoggerInterface } from '../../decorators/Logger';

@service()
export class UserService {

constructor(
    @Logger(__filename) private log: LoggerInterface
) { }

How to use this?