Trait AckToken 

pub trait AckToken:
    Send
    + Sync
    + Debug { }

Marker trait for acknowledgment tokens.

Implementors represent a position or state that can be acknowledged to the upstream source (e.g., Kafka offset, SQS receipt handle).

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors