.bash_profile

export PS1="\[\033[36m\]\u:\[\033[32m\]\w\[\033[33m\]\$(markup_git_branch \$(parse_git_branch))\[\033[00m\]$ "

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

markup_git_branch() {
  if [[ -n $@ ]]; then
    if [[ -z $(git status --porcelain 2> /dev/null) ]]; then
      echo -e ":\001\033[32m\002($@)\001\033[0m\002"
    else
      local git_status="$(git status 2> /dev/null)"
      local git_status_porcelain="$(git status --porcelain)"
      changes=""
      if [[ $git_status =~ "modified:" ]]; then
        changes+="*"
      fi
      if [[ $git_status_porcelain =~ "??" ]]; then
        changes+="+"
      fi
      if [[ $git_status =~ "deleted:" ]]; then
        changes+="-"
      fi
      echo -e ":\001\033[31m\002($@$changes)\001\033[0m\002"
    fi
  fi
}