class Dependabot::Uv::Package::PackageRegistryFinder

def registry_urls
  extra_index_urls =
    config_variable_index_urls[:extra] +
    pipfile_index_urls[:extra] +
    requirement_file_index_urls[:extra] +
    pip_conf_index_urls[:extra] +
    pyproject_index_urls[:extra]
  extra_index_urls = extra_index_urls.map do |url|
    clean_check_and_remove_environment_variables(url)
  end
  # URL encode any `@` characters within registry URL creds.
  # TODO: The test that fails if the `map` here is removed is likely a
  # bug in Ruby's URI parser, and should be fixed there.
  [main_index_url, *extra_index_urls].map do |url|
    url.rpartition("@").tap { |a| a.first.gsub!("@", "%40") }.join
  end.uniq
end