Git Bash prompt improvement

git_bash

#!/bin/bash
#function parse_git_branch {
#  ref=$(git-symbolic-ref HEAD 2> /dev/null) || return
#  echo "("${ref#refs/heads/}")"
#}

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

RED="\[\033[0;31m\]"
YELLOW="\[\033[0;33m\]"
GREEN="\[\033[0;32m\]"

PS1="$YELLOW[$RED\u@\h \w$YELLOW \$(parse_git_branch)]$GREEN\$ "