Git branch in bash prompt

gistfile1.sh

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

function parse_git_branch {
	git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/(\1$(parse_git_dirty))/"
}

function proml {
  local        BLUE="\[\033[0;34m\]"
  local         RED="\[\033[0;31m\]"
  local   LIGHT_RED="\[\033[1;31m\]"
  local       GREEN="\[\033[0;32m\]"
  local LIGHT_GREEN="\[\033[1;32m\]"
  local       WHITE="\[\033[1;37m\]"
  local  LIGHT_GRAY="\[\033[0;37m\]"
  local        CYAN="\[\033[0;36m\]"
  local      PURPLE="\[\033[1;35m\]"
  local       BROWN="\[\033[0;33m\]"
  local      YELLOW="\[\033[1;33m\]"

  case $TERM in
    xterm*)
    TITLEBAR='\[\033]0;\u@\h:\w\007\]'
    ;;
    *)
    TITLEBAR=""
    ;;
  esac

PS1="$YELLOW${TITLEBAR}\$$LIGHT_GREEN\u@\h:$BLUE\w/$RED \$(parse_git_branch)$GREEN>$LIGHT_GRAY"

}
proml