From 9b5f3fad7068298265dbbc8a65077f7917a090a5 Mon Sep 17 00:00:00 2001
From: aethrvmn <me@aethrvmn.gr>
Date: Sun, 21 Sep 2025 00:27:35 +0200
Subject: updated hugo-book theme

---
 themes/hugo-book/layouts/_shortcodes/katex.html | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 themes/hugo-book/layouts/_shortcodes/katex.html

(limited to 'themes/hugo-book/layouts/_shortcodes/katex.html')

diff --git a/themes/hugo-book/layouts/_shortcodes/katex.html b/themes/hugo-book/layouts/_shortcodes/katex.html
new file mode 100644
index 0000000..b3f38ac
--- /dev/null
+++ b/themes/hugo-book/layouts/_shortcodes/katex.html
@@ -0,0 +1,19 @@
+{{- if not (.Page.Store.Get "katex") -}}
+<!-- Include katex only first time -->
+<link rel="stylesheet" href="{{ "katex/katex.min.css" | relURL }}" />
+<script defer src="{{ "katex/katex.min.js" | relURL }}"></script>
+{{ with resources.Get "katex.json" }}
+  <script defer src="{{ "katex/auto-render.min.js" | relURL }}" onload="renderMathInElement(document.body, {{ .Content | safeJS }});"></script>
+{{ end }}
+{{- .Page.Store.Set "katex" true -}}
+{{- end -}}
+
+{{ if .Inner }}
+<span>
+  {{- if .Get "display" }}
+  \[ {{ .Inner }} \]
+  {{ else }}
+  \( {{ .Inner }} \)
+  {{ end -}}
+</span>
+{{ end }}
-- 
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