1 files changed, 9 insertions, 1 deletions
diff --git a/lib/gitlab/file_finder.rb b/lib/gitlab/file_finder.rb
index 6225955a930..95f896a74e9 100644
--- a/lib/gitlab/file_finder.rb
+++ b/lib/gitlab/file_finder.rb
@@ -44,7 +44,15 @@ module Gitlab
 
     # Overridden in Gitlab::WikiFileFinder
     def search_paths(query)
-      repository.search_files_by_name(query, ref)
+      if Feature.enabled?(:code_basic_search_files_by_regexp, project)
+        return [] if query.blank? || ref.blank?
+
+        escaped_query = RE2::Regexp.escape(query)
+        query_regexp = Gitlab::EncodingHelper.encode_utf8_no_detect("(?i)#{escaped_query}")
+        repository.search_files_by_regexp(query_regexp, ref)
+      else
+        repository.search_files_by_name(query, ref)
+      end
     end
   end
 end