show git status at bash prompt

py-git-bash.sh

function _bash_git_status() {
    [[ $(git status 2> /dev/null | tail -n1) != "nothing to commit (working directory clean)" ]] && echo "*"
}

function _bash_git() {
    git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/±\1$(_bash_git_status)/'
}

function prompt() {
    local BLACK="\[\033[0;30m\]"
    local DK_GREY="\[\033[1;30m\]"
    local RED="\[\033[0;31m\]"
    local LT_RED="\[\033[1;31m\]"
    local GREEN="\[\033[0;32m\]"
    local LT_GREEN="\[\033[1;32m\]"
    local BROWN="\[\033[0;33m\]"
    local YELLOW="\[\033[1;33m\]"
    local BLUE="\[\033[0;34m\]"
    local LT_BLUE="\[\033[1;34m\]"
    local PURPLE="\[\033[0;35m\]"
    local LT_PURPLE="\[\033[1;35m\]"
    local CYAN="\[\033[0;36m\]"
    local LT_CYAN="\[\033[1;36m\]"
    local LT_GREY="\[\033[0;37m\]"
    local WHITE="\[\033[1;37m\]"
    local NO_COLOR="\[\033[0m\]"
    PS1="$LT_PURPLE\u$NO_COLOR@$PURPLE\h$NO_COLOR:\e$GREEN\w$LT_RED$(_bash_git)\n$NO_COLOR\$ "
}

PROMPT_COMMAND=prompt