src/utils/Logger.js

   1 import Configuration from './Configuration.js';
   2 import Winston from 'winston';
   3
   4 const logger = Winston.createLogger({
   5   level: Configuration.getLogLevel(),
   6   format: Winston.format.combine(Winston.format.splat(), Winston.format[Configuration.getLogFormat()]()),
   7   transports: [
   8     //
   9     // - Write to all logs with level `info` and below to `combined.log`
  10     // - Write all logs error (and below) to `error.log`.
  11     //
  12     new Winston.transports.File({filename: Configuration.getErrorFile(), level: 'error'}),
  13     new Winston.transports.File({filename: Configuration.getLogFile()}),
  14   ],
  15 });
  16
  17 //
  18 // If enabled, log to the `console` with the format:
  19 // `${info.level}: ${info.message} JSON.stringify({ ...rest }) `
  20 //
  21 if (Configuration.getConsoleLog()) {
  22   logger.add(new Winston.transports.Console({
  23     format: Winston.format.combine(Winston.format.splat(), Winston.format[Configuration.getLogFormat()]()),
  24   }));
  25 }
  26
  27 export default logger;