#[cfg(feature = "kafka")]
#[cfg_attr(docsrs, doc(cfg(feature = "kafka")))]
pub struct Kafka;
#[cfg(feature = "nats")]
#[cfg_attr(docsrs, doc(cfg(feature = "nats")))]
pub struct Nats;
#[cfg(feature = "rabbitmq")]
#[cfg_attr(docsrs, doc(cfg(feature = "rabbitmq")))]
pub struct RabbitMq;
#[cfg(feature = "aws-sns-sqs")]
#[cfg_attr(docsrs, doc(cfg(feature = "aws-sns-sqs")))]
pub struct Sqs;
#[cfg(feature = "inmemory")]
#[cfg_attr(docsrs, doc(cfg(feature = "inmemory")))]
pub struct InMemory;
#[cfg(feature = "redis-streams")]
#[cfg_attr(docsrs, doc(cfg(feature = "redis-streams")))]
pub struct Redis;