From 670925a84fefafd84b3daa55ae14811866ae8743 Mon Sep 17 00:00:00 2001
From: Gurkirat Singh <tbhaxor@gmail.com>
Date: Mon, 23 Oct 2023 21:47:43 +0530
Subject: [PATCH] Meta: Add anchors to headings of man pages

---
 Meta/Websites/man.serenityos.org/add-anchors.lua | 14 ++++++++++++++
 Meta/build-manpages-website.sh                   |  1 +
 2 files changed, 15 insertions(+)
 create mode 100644 Meta/Websites/man.serenityos.org/add-anchors.lua

diff --git a/Meta/Websites/man.serenityos.org/add-anchors.lua b/Meta/Websites/man.serenityos.org/add-anchors.lua
new file mode 100644
index 00000000000..18e7f8a0466
--- /dev/null
+++ b/Meta/Websites/man.serenityos.org/add-anchors.lua
@@ -0,0 +1,14 @@
+function Header(header)
+    local level = header.level
+    local identifier = header.identifier
+    local anchor = pandoc.RawInline('html', '<a style="margin-right: 15px" href="#' .. identifier .. '">#</a>')
+  
+    -- Create a list of inline elements containing the anchor and header content
+    local new_content = pandoc.List({anchor})
+    for _, elem in ipairs(header.content) do
+      new_content:insert(elem)
+    end
+  
+    return pandoc.Header(level, new_content, identifier)
+  end
+  
\ No newline at end of file
diff --git a/Meta/build-manpages-website.sh b/Meta/build-manpages-website.sh
index f46dece75dc..6d2dd95709d 100755
--- a/Meta/build-manpages-website.sh
+++ b/Meta/build-manpages-website.sh
@@ -42,6 +42,7 @@ for md_file in $(find "${MAN_DIR}" -iname '*.md' | ${SORT}); do
     pandoc -f gfm -t html5 -s \
         -B Meta/Websites/man.serenityos.org/banner-preamble.inc \
         --lua-filter=Meta/convert-markdown-links.lua \
+        --lua-filter=Meta/Websites/man.serenityos.org/add-anchors.lua \
         --metadata title="${name}(${section_number}) - SerenityOS man pages" \
         -o "${output_file}" \
         "${md_file}" &