{{- $text  := default "This is a spoiler."       (.Get "text"  | default (.Get 0)) -}}
{{- $title := default "Click to show/hide text." (.Get "title" | default (.Get 1)) -}}

{{ if gt (len .Inner) 1 }}
  {{ $text = .Inner }}
{{ end }}

<s title="{{ $title }}">
  <label>{{ $text | markdownify }}</label>
</s>