defmodule Elixirfm.MissingSecretKeyError do defexception message: """ The secret_key settings is required for some of the Lastfm endpoints. Please include your Last.fm secret_key in your application config file like so: config :elixirfm, secret_key: _YOUR_SECRET_KEY_ You can also set the api secret key as an environment variable: LASTFM_SECRET_KEY= _YOUR_SECRET_KEY_ """ end