AWSのEC2(Amazon Linux 2)プロンプトにgit-promptを適用

1. gitをインストール

$ sudo yum update
$ sudo yum install -y git
$ sudo git version

2. git-promptとgit-completionをダウンロード

• git/contrib/completion

$ wget https://raw.githubusercontent.com/git/git/master/contrib/completion/git-prompt.sh -O ~/.git-prompt.sh
$ chmod a+x ~/.git-prompt.sh
$
$ wget https://raw.githubusercontent.com/git/git/master/contrib/completion/git-completion.bash -O ~/.git-completion.bash
$ chmod a+x ~/.git-completion.bash

3. .bashrcに追記

.bashrc

# User specific aliases and functions

if [ -f ~/.git-completion.bash ]; then
  source ~/.git-completion.bash
fi
if [ -f ~/.git-prompt.sh ]; then
  source ~/.git-prompt.sh
  export GIT_PS1_SHOWDIRTYSTATE=1
  export PS1='\[\033[36m\]\u:\W\[\033[0m\]$(__git_ps1)$ '
fi