{{ $code := placeholder "http.error.status_code" -}} {{ $text := placeholder "http.error.status_text" -}} {{ $full_text := printf "%s %s" (placeholder "http.error.status_code") (placeholder "http.error.status_text") -}} {{ $host := placeholder "http.request.host" -}} {{ $img_url := (printf "https://http.cat/%s.jpg" $code) -}} {{ $full_text }}