docs: function (name_what, name_class, name_function) {
      exports[name_class] = function (paramd) {
          Sun.call(this);
          var self = this;
  
          paramd = _.defaults(paramd, {
              what: name_what
          });
  
          self._setup(paramd);
      };
  
      exports[name_class].prototype = new Sun();
      exports[name_function] = _.make_function(exports[name_class], "delta");
  }