From 33453de97d005082fe1f3ebfd530df07b0f95fec Mon Sep 17 00:00:00 2001
From: Paul Buetow <paul@buetow.org>
Date: Wed, 3 Jun 2026 08:47:09 +0300
Subject: Add white-space: pre-wrap to all theme pre blocks to prevent
 horizontal scrollbars

---
 lib/html.source.sh | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'lib/html.source.sh')

diff --git a/lib/html.source.sh b/lib/html.source.sh
index 8a923be..1c3f753 100644
--- a/lib/html.source.sh
+++ b/lib/html.source.sh
@@ -337,6 +337,11 @@ html::test () {
     assert::equals "$(generate::make_link html "$line")" \
         "<a href='http://example.org/image.png'><img alt='Image description' title='Image description' src='http://example.org/image.png' /></a><br />"
 
+    # Verify all theme CSS files declare white-space: pre-wrap for pre blocks
+    local css_file
+    while IFS= read -r css_file; do
+        assert::contains "$(cat "$css_file")" 'white-space: pre-wrap'
+    done < <( find ./extras/html/themes -mindepth 2 -maxdepth 2 -name style.css | sort )
 
     local input_block='```
 this
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