From 229e6eb8edb304a8b0e8dec70eaf8a6e9f990020 Mon Sep 17 00:00:00 2001
From: pennae <github@quasiparticle.net>
Date: Fri, 1 Dec 2023 18:20:24 +0100
Subject: [PATCH] nixos-render-docs: don't drop code languages anymore

this was needed because the nixos/nixpkgs manuals, for some
reason, *did* drop the languages. we no longer have to render exactly as
the docbook toolchain did, so we can finally fix this bug.
---
 .../tools/nix/nixos-render-docs/src/nixos_render_docs/html.py | 4 ++--
 .../nix/nixos-render-docs/src/nixos_render_docs/options.py    | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkgs/tools/nix/nixos-render-docs/src/nixos_render_docs/html.py b/pkgs/tools/nix/nixos-render-docs/src/nixos_render_docs/html.py
index ffe64cde4d34..c6d8d317f6bf 100644
--- a/pkgs/tools/nix/nixos-render-docs/src/nixos_render_docs/html.py
+++ b/pkgs/tools/nix/nixos-render-docs/src/nixos_render_docs/html.py
@@ -97,8 +97,8 @@ class HTMLRenderer(Renderer):
     def strong_close(self, token: Token, tokens: Sequence[Token], i: int) -> str:
         return "</strong></span>"
     def fence(self, token: Token, tokens: Sequence[Token], i: int) -> str:
-        # TODO use token.info. docbook doesn't so we can't yet.
-        return f'<pre class="programlisting">\n{escape(token.content)}</pre>'
+        info = f" {escape(token.info, True)}" if token.info != "" else ""
+        return f'<pre class="programlisting{info}">\n{escape(token.content)}</pre>'
     def blockquote_open(self, token: Token, tokens: Sequence[Token], i: int) -> str:
         return '<div class="blockquote"><blockquote class="blockquote">'
     def blockquote_close(self, token: Token, tokens: Sequence[Token], i: int) -> str:
diff --git a/pkgs/tools/nix/nixos-render-docs/src/nixos_render_docs/options.py b/pkgs/tools/nix/nixos-render-docs/src/nixos_render_docs/options.py
index d0229e074c54..c5fa9acb9afc 100644
--- a/pkgs/tools/nix/nixos-render-docs/src/nixos_render_docs/options.py
+++ b/pkgs/tools/nix/nixos-render-docs/src/nixos_render_docs/options.py
@@ -496,8 +496,8 @@ class OptionsHTMLRenderer(OptionDocsRestrictions, HTMLRenderer):
         token.meta['compact'] = False
         return super().bullet_list_open(token, tokens, i)
     def fence(self, token: Token, tokens: Sequence[Token], i: int) -> str:
-        # TODO use token.info. docbook doesn't so we can't yet.
-        return f'<pre class="programlisting">{html.escape(token.content)}</pre>'
+        info = f" {html.escape(token.info, True)}" if token.info != "" else ""
+        return f'<pre class="programlisting{info}">{html.escape(token.content)}</pre>'
 
 class HTMLConverter(BaseConverter[OptionsHTMLRenderer]):
     __option_block_separator__ = ""