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32 lines
1.1 KiB
HTML
32 lines
1.1 KiB
HTML
{{- /*
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Extracts all headings from a page and adds them to the scratchpad.
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The keys can be obtained from the scratchpad by using the "keys" key.
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The titles can be obtained from the scratchpad by using the "titles" key.
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The scratchpad must be initialized with empty slices before calling this function for the keys "keys" and "titles"
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@param {any} target The element to extract headings from.
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@param {any} scratch The scratchpad to add the keys and titles to.
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@example {{ partial "utils/extract-headings.html" (dict "target" $h1 "scratch" $s) }}
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*/ -}}
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{{- range $heading := index .target.Headings -}}
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{{- if and (eq $heading.Level 0) (not $heading.Title) -}}
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{{- $.scratch.Add "keys" (slice $heading.Title) -}}
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{{- else -}}
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{{- $key := (printf "%s#%s" $heading.ID $heading.Title) -}}
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{{- $.scratch.Add "keys" (slice $key) -}}
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{{- end -}}
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{{- $title := (printf "<h%d>%s" $heading.Level $heading.Title) | htmlUnescape -}}
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{{- $.scratch.Add "titles" (slice $title) -}}
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{{- partial "utils/extract-headings.html" (dict
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"target" $heading
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"scratch" $.scratch
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)
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}}
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{{- end -}}
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