class Bundler::Fetcher::Dependency

def specs(gem_names, full_dependency_list = [], last_spec_list = [])
  query_list = gem_names.uniq - full_dependency_list
  log_specs "Query List: #{query_list.inspect}"
  return last_spec_list if query_list.empty?
  spec_list, deps_list = Bundler::Retry.new("dependency api", FAIL_ERRORS).attempts do
    dependency_specs(query_list)
  end
  returned_gems = spec_list.map(&:first).uniq
  specs(deps_list, full_dependency_list + returned_gems, spec_list + last_spec_list)
rescue MarshalError
  Bundler.ui.info "" unless Bundler.ui.debug? # new line now that the dots are over
  Bundler.ui.debug "could not fetch from the dependency API, trying the full index"
  nil
rescue HTTPError, GemspecError
  Bundler.ui.info "" unless Bundler.ui.debug? # new line now that the dots are over
  Bundler.ui.debug "could not fetch from the dependency API\nit's suggested to retry using the full index via `bundle install --full-index`"
  nil
end