text: 
  
  require("./__init.js");
  
  var MetaphorJs = require("metaphorjs-shared/src/MetaphorJs.js");
  
  /**
   * @filter uppercase
   * Transform to upper case
   * @param {string} input
   * @returns {string}
   */
  MetaphorJs.filter.uppercase = function(val){
      return (""+val).toUpperCase();
  };