winston logger for development mode

winston-logger.ts

const { createLogger, transports } = require('winston');

const defaultLevel = process.env.LOG_LEVEL || 'info';

const options = {
  exitOnError: false,
  level: defaultLevel
};

const logger = new createLogger(options);

if (process.env.NODE_ENV === 'development') {
  logger.add(new transports.Console({
    colorize: true,
    showLevel: true,
    timestamp: true,
    level: 'debug'
  }));
}

export default logger;