Struct Doorbell 

pub struct Doorbell { /* private fields */ }

A fan-out of commit subscribers. Cloneable and shareable; clones observe the same subscriber set.

Implementations

impl Doorbell

pub fn new() -> Self

pub fn subscribe<F>(&self, f: F)

where F: Fn(&CommitEvent) + Send + Sync + 'static,

Register a callback invoked for every subsequent Doorbell::ring.

pub fn ring(&self, event: &CommitEvent)

Notify every subscriber of a commit. Consumers call this immediately after a successful crate::WriterLog::append.

Trait Implementations

impl Clone for Doorbell

fn clone(&self) -> Doorbell

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Default for Doorbell

fn default() -> Doorbell

Returns the “default value” for a type.