var Delighted = require('./lib/delighted');

module.exports = function(key) {
  return new Delighted(key);
};

var Delighted = require('./lib/Delighted');

module.exports = function(key) {
  return new Delighted(key);
};

Change case for required Delighted in lib
Change case for required Delighted in lib

Linux is case sensitive and fails to load the required file.