Terminal prompt to show "user@computer:working_directory (git_branch) $ "

Bash Prompt

# Copy the functions below to your ~/.bash_profile

git-dirty() {
    [[ $(git status 2>/dev/null | tail -n1) != "nothing to commit, working tree clean" ]] && echo "*"
}
parse_git_branch() {
    git branch 2> /dev/null | sed -e "/^[^*]/d" -e "s/* \(.*\)/ (\1$(git-dirty))/"
}

export PS1="\[\033[36m\]\u\[\033[m\]@\[\033[32m\]\h:\[\033[33;1m\]\w\[\033[0;34m\$(parse_git_branch)\[\033[00m\] $ "