From c0dc6ef4d0f0a6d3e2d20673f9a0eb1d0f3f481c Mon Sep 17 00:00:00 2001
From: Go MAEDA <maeda@farend.jp>
Date: Sat, 6 Jul 2024 07:44:05 +0000
Subject: [PATCH] Prevent issue links with double hash (##nnn) from being
 recognized as ATX headings (#40716).

Patch by daijiro fukuda (user:daipom).


git-svn-id: https://svn.redmine.org/redmine/trunk@22906 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 lib/redmine/wiki_formatting/section_helper.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/redmine/wiki_formatting/section_helper.rb b/lib/redmine/wiki_formatting/section_helper.rb
index bc8b1a9bc..44052c9e6 100644
--- a/lib/redmine/wiki_formatting/section_helper.rb
+++ b/lib/redmine/wiki_formatting/section_helper.rb
@@ -42,7 +42,7 @@ module Redmine
         i = 0
         l = 1
         inside_pre = false
-        @text.split(/(^(?:\S+\r?\n\r?(?:=+|-+)|#+.+|(?:~~~|```).*)\s*$)/).each do |part|
+        @text.split(/(^(?:\S+\r?\n\r?(?:=+|-+)|#+ .+|(?:~~~|```).*)\s*$)/).each do |part|
           level = nil
           if part =~ /\A(~{3,}|`{3,})(\s*\S+)?\s*$/
             if !inside_pre
@@ -52,7 +52,7 @@ module Redmine
             end
           elsif inside_pre
             # nop
-          elsif part =~ /\A(#+).+/
+          elsif part =~ /\A(#+) .+/
             level = $1.size
           elsif part =~ /\A.+\r?\n\r?(=+|-+)\s*$/
             level = $1.include?('=') ? 1 : 2