Prevent gfm() to leak changes to the string supplied through the _text_ argument

Riyad Preukschas
1 parent ce3fb949
Showing 1 changed file with 3 additions and 0 deletions Show diff stats
lib/gitlab/markdown.rb
@@ -48,6 +48,9 @@ module Gitlab
     def gfm(text, html_options = {})
       return text if text.nil?
  
+      # prevents the string supplied through the _text_ argument to be altered
+      text = text.dup
+
       @html_options = html_options
  
       # Extract pre blocks so they are not altered
...	...	@@ -48,6 +48,9 @@ module Gitlab
48	48	def gfm(text, html_options = {})
49	49	return text if text.nil?
50	50
	51	+ # prevents the string supplied through the _text_ argument to be altered
	52	+ text = text.dup
	53	+
51	54	@html_options = html_options
52	55
53	56	# Extract pre blocks so they are not altered
...	...