From d1bb79cc914d707553de40a9b146265ac0f6b577 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Tue, 31 May 2022 21:13:47 +0200
Subject: [PATCH] bugfix in recognition of fenced code block attributes

---
 markdown.awk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/markdown.awk b/markdown.awk
index 4ef7645..540292c 100755
--- a/markdown.awk
+++ b/markdown.awk
@@ -337,7 +337,7 @@ function _block( block, LOCAL, st, len, hlvl, htxt, guard, code, indent, attrib
   } else if ( match( block, /^(~~~+|```+)/ ) ) {
     guard = substr( block, 1, RLENGTH );
     code = gensub(/^[^\n]+\n/, "", 1, block);
-    attrib = gensub(/^:::+[ \t]*\{?[ \t]*([^\}\n]*)\}?[ \t]*\n.*$/, "\\1", 1, block);
+    attrib = gensub(/^(~~~+|```+)[ \t]*\{?[ \t]*([^\}\n]*)\}?[ \t]*\n.*$/, "\\2", 1, block);
     gsub(/[^a-zA-Z0-9_-]+/, " ", attrib);
     gsub(/(^ | $)/, "", attrib);
     if ( match(code, "(^|\n)" guard "+(\n|$)" ) ) {
-- 
2.39.2