case playback.current_track(client) {
  Ok(track) -> echo track
  Error(error.NetworkError(_)) -> retry()
  Error(error.GraphQLError(messages)) -> log_errors(messages)
  Error(_) -> Nil
}

pub type Error {
  NetworkError(reason: String)
  HttpError(status: Int, body: String)
  GraphQLError(messages: List(String))
  DecodeError(reason: String)
}

Constructors

• NetworkError(reason: String)

  Could not reach the server (DNS, refused connection, TLS, etc).

• HttpError(status: Int, body: String)

  Server returned a non-2xx HTTP response.

• GraphQLError(messages: List(String))

  GraphQL endpoint returned a populated errors array.

• DecodeError(reason: String)

  Response body could not be decoded into the expected shape.