code: function (moduleName) {
              var moduleNames = Utils.unalias(S, Utils.normalizeModNamesWithAlias(S, [moduleName]));
              if (Utils.attachModsRecursively(moduleNames, S)) {
                  return Utils.getModules(S, moduleNames)[1];
              }
              return undefined;
          }
docs: get module value from KISSY module cache
  @param {String} moduleName module name
  @member KISSY
  @return {*} value of module which name is moduleName