class RDoc::Markup::ToHtmlCrossref

def handle_regexp_CROSSREF(target)
  name = target.text
  return name if @options.autolink_excluded_words&.include?(name)
  return name if name =~ /@[\w-]+\.[\w-]/ # labels that look like emails
  unless @hyperlink_all then
    # This ensures that words entirely consisting of lowercase letters will
    # not have cross-references generated (to suppress lots of erroneous
    # cross-references to "new" in text, for instance)
    return name if name =~ /\A[a-z]*\z/
  end
  cross_reference name, rdoc_ref: false
end