该问题是否已经被报告过了？ Is there an existing issue for this?

• 我已经搜索了 Issues，没有发现类似问题
  I have searched the existing issues
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

该问题是否能够在默认主题（daylight/midnight）下重现？ Can the issue be reproduced with the default theme (daylight/midnight)?

• 我能够在默认主题下重现该问题
  I was able to reproduce the issue with the default theme
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

描述问题 Describe the problem

如题

期待的结果 Expected result

正确处理反向缩进，不会出现重建索引

截屏或者录屏演示 Screenshot or screen recording presentation

版本环境 Version environment

- Version: 2.7.2
- Operating System: win10
- Browser (if used):

日志文件 Log file

无需日志

更多信息 More information

No response