Expose private functions object

exposePrivateFuncs.js

var privateState = require('privatestate');
 
function formatString(date) {
  return date.toDateString();
}
 
var Utils = {
  getDateString: function(date) {
    return 'today is ' + formatString(date);
  }
};
 
privateState.registerTestingFunctions(Utils, ['formatString']);
 
module.exports = Utils;