module Docs  class Docker < UrlScraper    include MultipleBaseUrls     self.name = 'Docker'    self.type = 'simple'     self.links = {      home: 'https://docker.com/',      code: 'https://github.com/docker/docker'    }     html_filters.push 'docker/entries', 'docker/clean_html'     options[:only_patterns] = [/\Aget-started\//, /\Aengine\//, /\Acompose\//, /\Amachine\//, /\Anotary\//]     options[:skip_patterns] = [/\Aengine\/api\/v/, /glossary/, /docker-ee/]     options[:skip] = [      'engine/userguide/networking/get-started-overlay/'    ]     options[:trailing_slash] = true     options[:fix_urls] = ->(url) do      url.sub! %r{\.md/?(?=#|\z)}, '/'      url.sub! '/index/', '/'      url    end     options[:attribution] = <<-HTML      &copy; 2019 Docker, Inc.<br>      Licensed under the Apache License, Version 2.0.<br>      Docker and the Docker logo are trademarks or registered trademarks of Docker, Inc. in the United States and/or other countries.<br>      Docker, Inc. and other parties may also have trademark rights in other terms used herein.    HTML     options[:replace_paths] = {      'engine/userguide/' => 'config/daemon',      'engine/userguide/labels-custom-metadata/' => 'config',      'engine/swarm/networking/' => 'network/overlay',      'engine/userguide/eng-image/dockerfile_best-practices/' => 'develop/develop-images/dockerfile_best-practices/',      'engine/userguide/networking/get-started-overlay/' => 'network/network-tutorial-overlay/',      'engine/userguide/networking/' => 'network/',      'engine/reference/api/' => 'develop/sdk',      'engine/api/latest/' => 'develop/sdk',      'get-started/part3/' => 'get-started/04_sharing_app/',      'engine/security/https/' => 'engine/security/protect-access/',      'compose/aspnet-mssql-compose/' => 'samples/aspnet-mssql-compose/',      'engine/examples/dotnetcore/' => 'samples/dotnetcore/'    }     version do      self.release = '20.10.16'      self.base_url = "https://docs.docker.com"      self.base_urls = [        'https://docs.docker.com/',        'https://docs.docker.com/machine/'      ]    end     version '19' do      self.release = '19.03'      self.base_url = "https://docs.docker.com"    end     version '18' do      self.release = '18.09'      self.base_url = "https://docs.docker.com"    end     version '17' do      self.release = '17.12'      self.base_url = "https://docs.docker.com"    end     version '1.13' do      self.release = '1.13'      self.base_url = "https://docs.docker.com"    end     version '1.12' do      self.release = '1.12'      self.base_url = "https://docs.docker.com"    end     version '1.11' do      self.release = '1.11'      self.base_url = "https://docs.docker.com"    end     version '1.10' do      self.release = '1.10'      self.base_url = "https://docs.docker.com"    end     def get_latest_version(opts)      doc = fetch_doc('https://docs.docker.com/engine/release-notes/', opts)      latest_version = doc.at_css('h2.scroll-mt-20 > a').content.strip      latest_version.rpartition(' ')[-1]    end  endend