Show git branch name

gistfile1.txt

parse_git_branch() {
    BRANCH=`git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'`
    case $BRANCH in
        'master' )
            BRANCH="\e[1m\e[33m${BRANCH}\e[\0m"
            ;;
        '(no branch)' )
            BRANCH="\e[1m\e[31m${BRANCH}\e[\0m"
            ;;
        *)
            BRANCH="\e[1m\e[32m${BRANCH}\e[\0m"
            ;;
    esac
    echo -e $BRANCH
}

if [ "$color_prompt" = yes ]; then
    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\] $(parse_git_branch)\$ '
else
    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi