Struct VersionRegistry 

pub struct VersionRegistry<E: Event> { /* private fields */ }

Available on crate feature cqrs only.

Version registry for managing event versions and migrations

Implementations

impl<E: Event> VersionRegistry<E>

pub fn new() -> Self

Create a new version registry

pub async fn register_upcaster<F: Event + 'static, U: Upcaster<F, E> + 'static>( &self, upcaster: U, )

Register an upcaster for converting from one event version to another

pub async fn register_migration(&self, path: MigrationPath)

Register a migration path

pub async fn get_migrations(&self) -> Vec<MigrationPath>

Get all registered migration paths

pub async fn get_migrations_for(&self, event_type: &str) -> Vec<MigrationPath>

Get migrations for a specific event type

pub async fn has_upcaster<F: Event + 'static, T: Event + 'static>(&self) -> bool

Check if an upcaster is registered

pub async fn upcaster_count(&self) -> usize

Get number of registered upcasters

pub async fn migration_count(&self) -> usize

Get number of registered migrations

Trait Implementations

impl<E: Event> Clone for VersionRegistry<E>

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<E: Event> Default for VersionRegistry<E>

fn default() -> Self

Returns the “default value” for a type.