git or svn status via keybindung in zsh

vcs_status

# .zsh/function/vcs_status
#
# Modify .zshrc:
#
# fpath=(~/.zsh/function $fpath)
#
# autoload vcs_status
# zle -N vcs_status
# bindkey '\es' vcs_status
#
function vcs_status {
  # zle -U does not work since it is only executed after the widget
  if (svn info 2> /dev/null > /dev/null); then
    BUFFER="svn status"
  else 
    BUFFER="git status"
  fi
  zle accept-line
  true
}