From 872e85cd2bea73b4bd7e53c7d11d5fe0686b115e Mon Sep 17 00:00:00 2001
From: Tim Blair <tim.blair@digital.cabinet-office.gov.uk>
Date: Thu, 14 Nov 2024 16:25:55 +0000
Subject: [PATCH] Add tabindex for fallback code view

---
 lib/govuk_tech_docs/tech_docs_html_renderer.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/govuk_tech_docs/tech_docs_html_renderer.rb b/lib/govuk_tech_docs/tech_docs_html_renderer.rb
index 37160aa9..f25ca1ed 100644
--- a/lib/govuk_tech_docs/tech_docs_html_renderer.rb
+++ b/lib/govuk_tech_docs/tech_docs_html_renderer.rb
@@ -123,7 +123,7 @@ def block_diagram(code)
         if ok && File.exist?(output_path)
           File.read(output_path)
         else
-          "<pre>#{code}</pre>"
+          %Q{<pre tabindex="0">#{code}</pre>}
         end
       end
     end