shows cwd / user / git branch info in bash prompt

.profile

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

function get_git_color() {

    isred=`git status -s 2> /dev/null | egrep "^.[^? ]" | wc | awk '{print $1}'`
    isorange=`git status -s 2> /dev/null | egrep "^[^? ]" | wc | awk '{print $1}'`

    git_prompt_color=32

    if [ $isorange -ne 0 ]
    then
    git_prompt_color=33
    fi
    if [ $isred -ne 0 ]
    then
    git_prompt_color=31
    fi
    
    echo "$git_prompt_color"
}

export PS1="\[\e[01;31m\]\w \u \[\e[1;\$(get_git_color)m\]\$(parse_git_branch) \[\e[01;31m\]$ \[\e[0m\]"