class Google::Cloud::Storage::HmacKey::List

def self.from_gapi gapi_list, service, service_account_email: nil,
                   show_deleted_keys: nil, max: nil, user_project: nil
  hmac_keys = new(Array(gapi_list.items).map do |gapi_object|
    HmacKey.from_gapi_metadata gapi_object, service,
                               user_project: user_project
  end)
  hmac_keys.instance_variable_set :@token, gapi_list.next_page_token
  hmac_keys.instance_variable_set :@service, service
  hmac_keys.instance_variable_set :@service_account_email,
                                  service_account_email
  hmac_keys.instance_variable_set :@show_deleted_keys,
                                  show_deleted_keys
  hmac_keys.instance_variable_set :@max, max
  hmac_keys.instance_variable_set :@user_project, user_project
  hmac_keys
end