Fix Pygments 500 error if lexer not found by name. Use first alias instead. fixes #4473, #4451

Robert Schilling
1 parent c04e9733
Showing 1 changed file with 1 additions and 1 deletions Show diff stats
lib/redcarpet/render/gitlab_html.rb
@@ -12,7 +12,7 @@ class Redcarpet::Render::GitlabHTML &lt; Redcarpet::Render::HTML
   def block_code(code, language)
     options = { options: {encoding: 'utf-8'} }
     lexer = Pygments::Lexer.find(language) # language can be an alias
-    options.merge!(lexer: lexer.name.downcase) if lexer # downcase is required
+    options.merge!(lexer: lexer.aliases[0].downcase) if lexer # downcase is required
  
     # New lines are placed to fix an rendering issue
     # with code wrapped inside <h1> tag for next case:
...	...	@@ -12,7 +12,7 @@ class Redcarpet::Render::GitlabHTML < Redcarpet::Render::HTML
12	12	def block_code(code, language)
13	13	options = { options: {encoding: 'utf-8'} }
14	14	lexer = Pygments::Lexer.find(language) # language can be an alias
15		- options.merge!(lexer: lexer.name.downcase) if lexer # downcase is required
	15	+ options.merge!(lexer: lexer.aliases[0].downcase) if lexer # downcase is required
16	16
17	17	# New lines are placed to fix an rendering issue
18	18	# with code wrapped inside <h1> tag for next case:
...	...