gem安装出现权限问题

在安装fir-cli时出现了如下错误:


$ gem install fir-cli

Fetching: thor-0.20.0.gem (100%)

ERROR: While executing gem ... (Gem::FilePermissionError)

You don't have write permissions for the /Library/Ruby/Gems/2.3.0 directory.

解决办法:


sudo gem install -n /usr/local/bin fir-cli

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