Bash setting for git

.bash_profile

# Autocomplete Git Commands and Branch Names in Bash
#
#  Download .git-completion.bash script
#    curl https://raw.githubusercontent.com/git/git/master/contrib/completion/git-completion.bash -o ~/.git-completion.bash
#
if [ -f ~/.git-completion.bash ]; then
  . ~/.git-completion.bash
fi

# Git branch in prompt.

parse_git_branch() {

    git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'

}

export PS1="\u@\h \W\[\033[32m\]\$(parse_git_branch)\[\033[00m\] $ "

Quick Tip: Autocomplete Git Commands and Branch Names in Bash