setopt prompt_subst

autoload -Uz vcs_info

# display the name of the branch
zstyle ':vcs_info:git*' formats "[%b]"
zstyle ':vcs_info:*' enable git

precmd () { vcs_info }
PROMPT='%m%f %F{yellow}$vcs_info_msg_0_ %F{green}%~%f %F{reset}'

# For tramp (emacs).
if [ "$TERM" = "dumb" ]; then
  unset PROMPT
  PS1='$ '
  unsetopt zle
fi