1,升级系统自带ruby
brew install ruby
vi .bash_profile
export PATH="/usr/local/opt/ruby/bin:$PATH"
source .bash_profile
ruby -v
2,设置ruby 镜像
1.查看源 sudo gem sources -l(查看当前ruby的源)
2.删除源 sudo gem sources --remove https://gems.ruby-china.org/
3.设置源 sudo gem sources -a https://gems.ruby-china.com/
3,安装cocoapods
sudo gem install -n/usr/local/bin cocoapods
4,终端使用Rosetta
5,权限
sudo gem install cocoapods -n/usr/local/bin







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