code: function (iterable) {
      return function (subscriber) {
          var iterator = iterable[_symbol_iterator__WEBPACK_IMPORTED_MODULE_0__["iterator"]]();
          do {
              var item = iterator.next();
              if (item.done) {
                  subscriber.complete();
                  break;
              }
              subscriber.next(item.value);
              if (subscriber.closed) {
                  break;
              }
          } while (true);
          if (typeof iterator.return === 'function') {
              subscriber.add(function () {
                  if (iterator.return) {
                      iterator.return();
                  }
              });
          }
          return subscriber;
      };
  }
docs: PURE_IMPORTS_START _symbol_iterator PURE_IMPORTS_END