defmodule Conduit do
  @moduledoc """
  A message queue framework, with support for middleware and multiple adapters.
  """

  defmodule UnknownContentTypeError do
    @moduledoc """
    Exception raised when the content type is not recognized
    """
    defexception [:message]
  end

  defmodule UnknownEncodingError do
    @moduledoc """
    Exception raised when the content encoding is not recognized
    """
    defexception [:message]
  end

  defmodule BrokerDefinitionError do
    @moduledoc """
    Exception raised when broker is incorrectly defined
    """
    defexception [:message]
  end

  defmodule UnknownPlugError do
    @moduledoc """
    Exception raised when module is used as plug, but cannot be found
    """
    defexception [:message]
  end

  defmodule AdapterNotConfiguredError do
    @moduledoc """
    Exception raised when no adapter is configured
    """
    defexception message: """
    There was no adapter configured for your broker. You can configured
    an adapter in your config.

        config :my_app, MyApp.Broker,
          adapter: ConduitAdapter # The message queue adapter to use

      Note that different adapters may have additional configuration
      necessary.
    """
  end
end