1. Install homebrew
2. Install Git and bash-completion: brew install git bash-completion (Note: If this install fails with a 404 error, and you already have git installed, just remove the git part of this brew install)
在我电脑上已经安装了git,现在只需要安装bash-completion即可，执行如下命令
uxiaolei@duxiaoleideMacBook-Pro:~$brew install bash-completion Updating Homebrew... ==> Auto-updated Homebrew! Updated 1 tap (bazelbuild/tap). ==> Updated Formulae bazelbuild/tap/bazel ==> Downloading https://homebrew.bintray.com/bottles/bash-completion-1.3_3.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring bash-completion-1.3_3.high_sierra.bottle.tar.gz ==> Caveats Add the following line to your ~/.bash_profile: [[ -r "/usr/local/etc/profile.d/bash_completion.sh" ]] && . "/usr/local/etc/profile.d/bash_completion.sh" Bash completion has been installed to: /usr/local/etc/bash_completion.d ==> Summary