From f2e9d4b85108e29f13e3a2f3425e77f7ec3dec7c Mon Sep 17 00:00:00 2001
From: zeripath <art27@cantab.net>
Date: Mon, 20 Jan 2020 00:23:35 +0000
Subject: [PATCH] Allow hyphen in language name (#9873) (#9880)
Co-authored-by: techknowlogick <matti@mdranta.net>
---
modules/markup/sanitizer.go | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/modules/markup/sanitizer.go b/modules/markup/sanitizer.go
index d135d41966..5158e67c2a 100644
--- a/modules/markup/sanitizer.go
+++ b/modules/markup/sanitizer.go
@@ -38,7 +38,7 @@ func NewSanitizer() {
func ReplaceSanitizer() {
sanitizer.policy = bluemonday.UGCPolicy()
// We only want to allow HighlightJS specific classes for code blocks
- sanitizer.policy.AllowAttrs("class").Matching(regexp.MustCompile(`^language-\w+$`)).OnElements("code")
+ sanitizer.policy.AllowAttrs("class").Matching(regexp.MustCompile(`^language-[\w-]+$`)).OnElements("code")
// Checkboxes
sanitizer.policy.AllowAttrs("type").Matching(regexp.MustCompile(`^checkbox$`)).OnElements("input")