class Restforce::Middleware::RaiseError

def body
  JSON.parse(@env[:body])
end

def message
  "#{body.first['errorCode']}: #{body.first['message']}"
end

def on_complete(env)
  @env = env
  case env[:status]
  when 404
    raise Faraday::Error::ResourceNotFound, message
  when 401
    raise Restforce::UnauthorizedError, message
  when 413
    raise Faraday::Error::ClientError.new("HTTP 413 - Request Entity Too Large", env[:response])
  when 400...600
    raise Faraday::Error::ClientError.new(message, env[:response])
  end
end