From d837ef177cbe69a3e9b13406abb656ddc6e00903 Mon Sep 17 00:00:00 2001
From: Silvio <stisa4@gmail.com>
Date: Wed, 8 Nov 2017 11:12:05 +0100
Subject: [PATCH] Add possibility to get language class to listings (#6705)

Add the possibility to add class `lang<Name>` to code listings.
Needed for restricting `run` to nim code (see https://github.com/nim-lang/nimforum/pull/111 )
---
 lib/packages/docutils/rstgen.nim | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/packages/docutils/rstgen.nim b/lib/packages/docutils/rstgen.nim
index 6fed401417..1272affdc8 100644
--- a/lib/packages/docutils/rstgen.nim
+++ b/lib/packages/docutils/rstgen.nim
@@ -867,7 +867,7 @@ proc buildLinesHTMLTable(d: PDoc; params: CodeBlockParams, code: string):
   inc d.listingCounter
   let id = $d.listingCounter
   if not params.numberLines:
-    result = (d.config.getOrDefault"doc.listing_start" % id,
+    result = (d.config.getOrDefault"doc.listing_start" % [id, $params.lang],
               d.config.getOrDefault"doc.listing_end" % id)
     return
 
@@ -880,7 +880,7 @@ proc buildLinesHTMLTable(d: PDoc; params: CodeBlockParams, code: string):
     line.inc
     codeLines.dec
   result.beginTable.add("</pre></td><td>" & (
-      d.config.getOrDefault"doc.listing_start" % id))
+      d.config.getOrDefault"doc.listing_start" % [id, $params.lang]))
   result.endTable = (d.config.getOrDefault"doc.listing_end" % id) &
       "</td></tr></tbody></table>" & (
       d.config.getOrDefault"doc.listing_button" % id)