git-nice-prompt.sh

# https://github.com/git/git/blob/master/contrib/completion/git-prompt.sh
GIT_PS1_SHOWUPSTREAM="auto verbose"
source ~/bin/git-prompt.sh


PROMPT_TIME=${PROMPT_TIME:-yes}
PROMPT_ELAPSED_SECONDS=${PROMPT_ELAPSED_SECONDS:-no}

_red="\[\e[01;31m\]"
_green="\[\e[01;32m\]"
_yellow="\[\e[01;33m\]"
_blue="\[\e[01;34m\]"
_purple="\[\e[01;35m\]"
_cyan="\[\e[01;36m\]"
_white="\[\e[01;37m\]"
_grey="\[\e[00m\]"

last=$(date +%s)

__git_prompt () {
    PS1=$(
    [ $? -ne 0 ] && echo -n -e "${_red}8{" || echo -n -e "${_green}:]"
    echo -n -e " ${_green}\u@\h"
    if [ "$PROMPT_TIME" ]; then
        echo -n -e " $(date +%H:%M:%S)"
    fi
    if [ "$PROMPT_ELAPSED_SECONDS" = "yes" ]; then
        now=$(date +%s)
        echo -n -e " [$(( $now - $last ))s]"
        last=$now
    fi
    d=$(git rev-parse --show-toplevel 2>/dev/null)/
    if [ $? -eq 0 ]; then
        pre=$(basename $d)
        if [ "$PWD/" = "$d" ]; then
            cwd='';
        else
            cwd="${PWD#$d} "
        fi
        echo -n -e " ${_purple}$pre${_white}$(__git_ps1) ${_yellow}${cwd}\$"
    else
        echo -n " ${_blue}$PWD \$"
    fi
    echo -n -e "${_grey} "
    )
}

PROMPT_COMMAND='__git_prompt'