我尝试先安装gem安装gem install rdoc-data
成功后,我尝试rdoc-data --install
了但是,我得到了错误:
Your ruby version 2.1.1 is not supported, only 1.8.7, 1.9.2, 1.9.3, 2.0.0
这是否意味着我必须降级到 Ruby 2.0.0?
我试图跑去ri File
阅读文档,但我得到的只是消息:Nothing known about File
.
对旧的 Stack Overflow 帖子进行了一些研究,suggested running rvm docs generate
但是我得到的只是一些人"Currently 'rvm docs ...' does not work with non-rvm rubies.