autoload -Uz vcs_info
  
  zstyle ':vcs_info:*' stagedstr '%F{green}●'
  zstyle ':vcs_info:*' unstagedstr '%F{yellow}●'
  zstyle ':vcs_info:*' check-for-changes true
  zstyle ':vcs_info:(sv[nk]|bzr):*' branchformat '%b%F{1}:%F{11}%r'
  zstyle ':vcs_info:*' enable git svn
  theme_precmd () {
      if [[ -z $(git ls-files --other --exclude-standard 2> /dev/null) ]] {
          zstyle ':vcs_info:*' formats ' [%b%c%u%B%F{green}]'
      } else {
          zstyle ':vcs_info:*' formats ' [%b%c%u%B%F{red}●%F{green}]'
      }
  
      vcs_info
  }
  
  setopt prompt_subst
  PROMPT='%B%F{blue}%c%B%F{green}${vcs_info_msg_0_}%B%F{magenta} %{$reset_color%}% '
  
  autoload -U add-zsh-hook
  add-zsh-hook precmd  theme_precmd