# rails command
_script_rails() {
  local check_dir=$PWD
  while [ "$(dirname $check_dir)" != "/" ]; do
    if [ -f "$check_dir/script/rails" ]; then
      "$check_dir/script/rails" $@
      return
    fi
    check_dir="$(dirname $check_dir)"
  done
  rails $@
}
alias rails=_script_rails