Ruby: Retry API calls

retry.rb

def validate_billing_agreement(billing_agreement_id)
  with_retry do
    handle_response(client.validate_billing_agreement(billing_agreement_id))&.data
  end
end

def with_retry(initial_delay: 0.1, max_seconds: 10)
  seconds ||= initial_delay
  yield
rescue RuntimeError => e
  raise e if seconds > max_seconds

  sleep seconds
  seconds *= 2
  retry
end