module Docs  class Cppref < UrlScraper    self.abstract = true    self.type = 'cppref'    self.root_path = 'header'     html_filters.insert_before 'clean_html', 'cppref/fix_code'    html_filters.push  'cppref/clean_html', 'title'     options[:decode_and_clean_paths] = true    options[:container] = '#content'    options[:title] = false    options[:skip] = %w(language/history.html)     options[:skip_patterns] = [      /experimental/    ]     options[:attribution] = <<-HTML      &copy; cppreference.com<br>      Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.    HTML     # Check if the 'headers' page has changed    def get_latest_version(opts)      doc = fetch_doc((self.base_url + self.root_path).to_s, opts)      date = doc.at_css('#footer-info-lastmod').content      date = date.match(/[[:digit:]]{1,2} .* [[:digit:]]{4}/).to_s      date = DateTime.strptime(date, '%e %B %Y').to_time.to_i    end   endend