module Docs  class Rails < Rdoc    include FixInternalUrlsBehavior     self.name = 'Ruby on Rails'    self.slug = 'rails'    self.initial_paths = %w(guides/index.html)    self.links = {      home: 'https://rubyonrails.org/',      code: 'https://github.com/rails/rails'    }     html_filters.replace 'rdoc/entries', 'rails/entries'    html_filters.push 'rails/clean_html_guides'     options[:skip_rdoc_filters?] = ->(filter) { filter.slug.start_with?('guides/') }     options[:root_title] = 'Ruby on Rails'     options[:skip] += %w(      guides/credits.html      guides/ruby_on_rails_guides_guidelines.html      guides/contributing_to_ruby_on_rails.html      guides/development_dependencies_install.html      guides/api_documentation_guidelines.html      ActionController/Instrumentation.html      ActionController/Rendering.html      ActionDispatch/DebugExceptions.html      ActionDispatch/Journey/Parser.html      ActionDispatch/Reloader.html      ActionDispatch/Routing/HtmlTableFormatter.html      ActionDispatch/ShowExceptions.html      ActionView/FixtureResolver.html      ActionView/LogSubscriber.html      ActionView/TestCase/Behavior/RenderedViewsCollection.html      ActiveRecord/Tasks/DatabaseTasks.html      ActiveSupport/Dependencies/WatchStack.html      ActiveSupport/Notifications/Fanout.html)     # False positives found by docs:generate    options[:skip].concat %w(      ActionDispatch/www.example.com      ActionDispatch/Http/www.rubyonrails.org      ActionDispatch/Http/www.rubyonrails.co.uk      'TZ'      active_record_migrations.html      association_basics.html)     options[:skip_patterns] += [      /release_notes/,      /\AActionController\/Testing/,      /\AActionView\/LookupContext/,      /\AActionView\/Resolver/,      /\AActiveSupport\/Multibyte\/Unicode\//,      /\AActiveSupport\/XML/i,      /\ASourceAnnotationExtractor/,      /\AI18n\/Railtie/,      /\AMinitest/,      /\ARails\/API/,      /\ARails\/AppBuilder/,      /\ARails\/PluginBuilder/,      /\ARails\/Generators\/Testing/]     options[:attribution] = ->(filter) do      if filter.slug.start_with?('guides')        <<-HTML          &copy; 2004&ndash;2021 David Heinemeier Hansson<br>          Licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.        HTML      else        <<-HTML          &copy; 2004&ndash;2021 David Heinemeier Hansson<br>          Licensed under the MIT License.        HTML      end    end     version '8.0' do      self.release = '8.0.1'    end     version '7.2' do      self.release = '7.2.1'    end     version '7.1' do      self.release = '7.1.2'    end     version '7.0' do      self.release = '7.0.8'    end     version '6.1' do      self.release = '6.1.7'    end     version '6.0' do      self.release = '6.0.6'    end     version '5.2' do      self.release = '5.2.6'    end     version '5.1' do      self.release = '5.1.7'    end     version '5.0' do      self.release = '5.0.7'    end     version '4.2' do      self.release = '4.2.11'    end     version '4.1' do      self.release = '4.1.16'    end     def get_latest_version(opts)      doc = fetch_doc('https://rubyonrails.org/', opts)      doc.at_css('.heading__button span').content.scan(/\d\.\d*\.*\d*\.*\d*/)[0]    end  endend