winston-logger

import winston from 'winston';

// Format console.log
const consoleFormat = winston.format.printf(({ level, message }) => {
  const logLevel = winston.format.colorize().colorize(level, level.toUpperCase());
  return `[${logLevel}: ${message}]`;
});

// Logger
const logger = winston.createLogger({
  transports: [
    new winston.transports.Console({
      level: process.env.LOG_LEVEL,
      handleExceptions: true,
      format: winston.format.combine(winston.format.timestamp(), consoleFormat)
    })
  ]
});

// Print unknown error
logger.on('error', (error) => {
  console.log('Unknown Error Observed');
  console.log(error.message);
});

export default logger;