mirror of
https://github.com/matrix-org/matrix-spec
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5ece2edf2d
Hugo generates stats about the HTML elements, IDs and classes that can be found in the website, and we post-process the rendered CSS with postcss-purgecss that uses those stats to remove unused selectors. Signed-off-by: Kévin Commaille <zecakeh@tedomum.fr>
37 lines
1.2 KiB
HTML
37 lines
1.2 KiB
HTML
{{- /*
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A modified version of the head-css.html partial of Docsy, that allows
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post-processing of the generated CSS to remove unused selectors.
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*/ -}}
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{{ $scssMain := "scss/main.scss" -}}
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{{ $css := resources.Get $scssMain
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| toCSS (dict "enableSourceMap" (not hugo.IsProduction)) -}}
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{{/* NOTE: we only apply `postCSS` in production or for RTL languages. This
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makes it snappier to develop in Chrome, but it may look sub-optimal in other
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browsers. */ -}}
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{{ if eq .Site.Language.LanguageDirection "rtl" -}}
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{{ $css = $css
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| postCSS (dict "use" "autoprefixer rtlcss" "noMap" true)
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| resources.Copy (replace $scssMain "." ".rtl.") -}}
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{{ else if hugo.IsProduction -}}
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{{ $css = $css | postCSS -}}
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{{ end -}}
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{{ if hugo.IsProduction -}}
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{{ $css = $css | minify | fingerprint | resources.PostProcess -}}
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<link rel="preload" href="{{ $css.RelPermalink }}" as="style" integrity="{{ $css.Data.Integrity }}" crossorigin="anonymous">
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{{ end -}}
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{{ with $css -}}
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<link href="{{ .RelPermalink }}" rel="stylesheet"
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{{- with .Data.Integrity }} integrity="{{ . }}" crossorigin="anonymous"{{ end -}}
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>
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{{ else -}}
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{{ errorf "Resource not found or error building CSS: %s" $scssMain -}}
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{{ end -}}
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{{- /**/ -}} |