Trait Versioned 

pub trait Versioned {
    // Required methods
    fn version(&self) -> u64;
    fn set_version(&mut self, version: u64);

    // Provided method
    fn increment_version(&mut self) { ... }
}

Trait for entities with version/optimistic locking

Required Methods

fn version(&self) -> u64

fn set_version(&mut self, version: u64)

Provided Methods

fn increment_version(&mut self)

Dyn Compatibility

This trait is dyn compatible.

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

Implementors