commonjs, amd, global

gistfile1.js

(function (root, factory) {
  if (typeof exports === 'object') {
    module.exports = factory();
  } else if (typeof define === 'function' && define.amd) {
    define(factory);
  } else {
    root.returnExports = factory();
  }
}(this, function () {
  return {};
}));