{{- /* Make sure that we are enclosed within a tabpane shortcode block */ -}}

{{ with $.Parent -}}
  {{ if ne $.Parent.Name "tabpane" -}}
    {{ errorf "Found shortcode %q enclosed inside a %q block, must be enclosed inside a %q block. Error position: %s" $.Name $.Parent.Name "tabpane" $.Position  -}}
  {{ end -}}
{{ else -}}
  {{ errorf "shortcode %q must be enclosed inside a %q block, but no parent block was found. Error position: %s" $.Name "tabpane" $.Position  -}}
{{ end -}}

{{ $header := "Tab" -}}
{{ if and (not .IsNamedParams) (.Get 0) -}}
  {{ $header = (.Get 0) -}}
{{ else -}}
  {{/* Prefill header if not given as named or unnamed parameter */ -}}
  {{ $header = .Get "header" | default (printf "Tab %v" .Ordinal) -}}
{{ end -}}

{{/* store all tab info in dict tab */ -}}
{{ $tab := dict "header" $header -}}
{{ with $.Get "lang" -}}
  {{ $tab = merge $tab (dict "language" .) -}}
{{ end -}}
{{ with $.Get "highlight" -}}
  {{ $tab = merge $tab (dict "highlight" .) -}}
{{ end -}}
{{ with $.Get "text" -}}
  {{ if ne ( printf "%T" . ) "bool" -}}
    {{ errorf "Shortcode %q: boolean value expected for parameter %q, but got %s. Error position: %s" $.Name "text" (printf "%T" .) $.Position  -}}
  {{ end -}}
  {{ $tab = merge $tab (dict "text" .) -}}
{{ end -}}
{{ with $.Get "right" -}}
  {{ if ne ( printf "%T" . ) "bool" -}}
    {{ errorf "Shortcode %q: boolean value expected for parameter %q, but got %s. Error position: %s" $.Name "right" (printf "%T" .) $.Position  -}}
  {{ end -}}
  {{ $tab = merge $tab (dict "rightpush" .) -}}
{{ end -}}
{{ with $.Get "disabled" -}}
  {{ if ne ( printf "%T" . ) "bool" -}}
    {{ errorf "Shortcode %q: boolean value expected for parameter %q, but got %s. Error position: %s" $.Name "disabled" (printf "%T" .) $.Position  -}}
  {{ end -}}
  {{ $tab = merge $tab (dict "disabled" .) -}}
{{ end -}}

{{ with $.Inner -}}
  {{/* Trim any leading and trailing newlines from .Inner, this avoids
       spurious lines during syntax highlighting */ -}}
  {{ $tab = merge $tab (dict "content" .) -}}
{{ end -}}

{{/* add dict tab to parent's scratchpad */ -}}
{{ with .Parent -}}
  {{ $.Parent.Scratch.SetInMap "tabs" (printf "%02v" $.Ordinal) $tab -}}
{{ end -}}
