Trait Command 

pub trait Command: Send {
    type Output: Send;
}

A named operation that may change application state.

Commands describe application intent and own their input. Infrastructure representations such as SQL statements or broker messages stay in adapters.

Required Associated Types

type Output: Send

Successful output produced by the command.

Dyn Compatibility

This trait is dyn compatible.

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

Implementors

impl<C> Command for MessageEnvelope<C>

where C: Command,

type Output = <C as Command>::Output