Function Example

cfn/example_test.go:15–25

CloudFormation custom resources require a different response handling due to the way stacks execute. The cfn.LambdaWrap helper catches all errors and ensures the correct response is sent to the pre-signed URL that comes with the event. This example safely 'Echo' back anything given into the Echo pa

()

//
// This example safely 'Echo' back anything given into the Echo parameter within the Custom Resource call.
func Example() {
	lambda.Start(cfn.LambdaWrap(func(ctx context.Context, event cfn.Event) (physicalResourceID string, data map[string]interface{}, err error) {
		v, _ := event.ResourceProperties["Echo"].(string)

		data = map[string]interface{}{
			"Echo": v,
		}

		return
	}))
}