https://github.com/jaredallard/nexe/issues/178

transports.js

/*
 * transports.js: Set of all transports Winston knows about
 *
 * (C) 2010 Charlie Robbins
 * MIT LICENCE
 *
 */

var path = require('path');

var libs = {
  'Console': require('./transports/console'),
  'File': require('./transports/file'),
  'Memory': require('./transports/memory'),
}

//
// Setup all transports as lazy-loaded getters.
//
Object.defineProperties(
  exports,
  ['Console', 'File', 'Memory']
    .reduce(function (acc, name) {
      acc[name] = {
        configurable: true,
        enumerable: true,
        get: function () {
          return libs[name][name];
        }
      };

      return acc;
    }, {})
);