A barebones UMD implementation

umd-module.js

//  A barebones UMD implementation
;(function(){
  "use strict";
  var myObj = {};
  myObj.property = "prop";
  myObj.method = function method() {};
  //  normalize for different environments
  if (typeof define === "function" && define.amd) {
    define(function() { return myObj; });
  } else if (module && module.exports) {
    module.exports = myObj;
  } else {
    self = myObj;
  }
})();