nestlibs-winston-logger

This package is for self use. Feel free to use it if you find it useful.
A simple wrapper around the winston logger with daily log rotation To log messages to file in NestJS application.

Installation

npm install nestlibs-winston-logger

Usage

import { LoggerModule } from '@nestlibs/winston-logger';

@Module({
  // appName will be used as logs folder name (logs/appName/***.log)
  imports: [LoggerModule.forRoot('appName', options)],
})
export class AppModule {}

import { LoggerService } from '@nestlibs/winston-logger';

@Injectable()
export class AppService {
  constructor(private readonly logger: LoggerService) {
    this.logger.log('Hello World!');
  }
}

Options

• logMaxSize?: string; (default: 20m) - refer to winston-daily-rotate-file
• logMaxFiles?: string; (default: 30d) - refer to winston-daily-rotate-file
• verify?: (message: LogError) - custom validation function for log messages

Methods

type LogError = string | Error;

• log(message: LogError)
• info(message: LogError)
• error(message: LogError, trace?: string)
• warn(message: LogError)
• debug(message: LogError)
• verbose(message: LogError)