set_var.js

setVar = function (variable, callback) {
  beforeAll(function(){
    var value, called = false;
    var memoizer = function() {
      if (called) {
        return value;
      } else {
        called = true;
      }
 
      return value = callback();
    };
   
    variable.result = memoizer;
  });
 
  afterEach(function() {