defmodule Ueberauth.Strategy.Amco.Exceptions.EmptyErrorHandler do defexception message: "Plug option 'error_handler' is required" end defmodule Ueberauth.Strategy.Amco.Exceptions.EmptyAccessTokenSource do defexception message: "Plug option 'access_token_source' is required" end defmodule Ueberauth.Strategy.Amco.Exceptions.MissingSiteConfiguration do defexception message: "Configuration option 'site' is missing" end