[devdocsgjs/main: 106/239] Fix rails clean_html_guides filter

[Andy Holmes <andyholmes src gnome org>]

commit 7e571ee48cf32173e611f6bc6fb2e10991c7b2dc
Author: Enoc <brianhernandez222 hotmail com>
Date:   Sat Jan 8 17:38:21 2022 -0600

    Fix rails clean_html_guides filter

 lib/docs/filters/rails/clean_html_guides.rb | 4 +++-
 lib/docs/scrapers/rdoc/rails.rb             | 1 -
 2 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/lib/docs/filters/rails/clean_html_guides.rb b/lib/docs/filters/rails/clean_html_guides.rb
index a40dcba0..0c39d137 100644
--- a/lib/docs/filters/rails/clean_html_guides.rb
+++ b/lib/docs/filters/rails/clean_html_guides.rb
@@ -24,7 +24,9 @@ module Docs
 
         css('pre').each do |node|
           code = node.at_css('code')
-          language = code['class'][/highlight ?(\w+)/, 1]
+          language = code['class']
+          break if language.nil?
+          language = language [/highlight ?(\w+)/, 1]
           node['data-language'] = language unless language == 'plain'
           code.remove_attribute('class')
           node.content = node.content.strip
diff --git a/lib/docs/scrapers/rdoc/rails.rb b/lib/docs/scrapers/rdoc/rails.rb
index a4bde522..3f2e1f27 100644
--- a/lib/docs/scrapers/rdoc/rails.rb
+++ b/lib/docs/scrapers/rdoc/rails.rb
@@ -109,7 +109,6 @@ module Docs
 
     def get_latest_version(opts)
       doc = fetch_doc('https://rubyonrails.org/', opts)
-      doc
       doc.at_css('.heading__button span').content.scan(/\d\.\d*\.*\d*\.*\d*/)[0]
     end
   end