Metrics for Rouge::Plugins::Redcarpet and Rouge::Formatters::HTMLGitlab18592-syntaxhighlighter-slow

1 files changed, 7 insertions, 2 deletions

diff --git a/lib/banzai/filter/syntax_highlight_filter.rb b/lib/banzai/filter/syntax_highlight_filter.rb
index 62a79c62e20..536b478979f 100644
--- a/lib/banzai/filter/syntax_highlight_filter.rb
+++ b/lib/banzai/filter/syntax_highlight_filter.rb
@@ -27,12 +27,17 @@ module Banzai
           highlighted = "<pre>#{code}</pre>"
         end
 
-        # Replace the parent `pre` element with the entire highlighted block
-        node.parent.replace(highlighted)
+        # Extracted to a method to measure it
+        replace_parent_pre_element(node, highlighted)
       end
 
       private
 
+      def replace_parent_pre_element(node, highlighted)
+        # Replace the parent `pre` element with the entire highlighted block
+        node.parent.replace(highlighted)
+      end
+
       # Override Rouge::Plugins::Redcarpet#rouge_formatter
       def rouge_formatter(lexer)
         Rouge::Formatters::HTMLGitlab.new(