code: function bufferCount(bufferSize, startBufferEvery) {
      if (startBufferEvery === void 0) {
          startBufferEvery = null;
      }
      return function bufferCountOperatorFunction(source) {
          return source.lift(new BufferCountOperator(bufferSize, startBufferEvery));
      };
  }
docs: PURE_IMPORTS_START tslib,_Subscriber PURE_IMPORTS_END