text: /*********************************************************************************************************************
   *
   * Polyfills for the Number object.
   *
   *********************************************************************************************************************/
  
  module.exports = (function()
  {
      if (Number.isNaN === undefined)
      {
          /**
           * Provides an implementation of Number.isNaN for those browsers that don’t have it.
           *
           * @param {mixed} value - the value to check.
           * @return {boolean} true if the passed value is NaN, false otherwise.
           */
          Number.prototype.isNaN = value => ((typeof value === 'number') && isNaN(value));
      }
  }());
  