Attribute Macro repl_async_load_event_handler 

#[repl_async_load_event_handler]

Proc macro which is set on a function that need to be called whenever a repl-diskless-load config is set to swapdb and a replication with a primary of same data set history occurs. The function must accept a [Context] and [ReplAsyncLoadSubevent]. Example:

#[repl_async_load_event_handler]
fn repl_async_load_event_handler(ctx: &Context, values: ReplAsyncLoadSubevent) { ... }