Struct EventSink 

pub struct EventSink { /* private fields */ }

A sink for emitting events during a run.

Events are sent to all registered subscribers (local broadcast) and optionally forwarded to external publishers.

Implementations

impl EventSink

pub fn new() -> Self

Creates a new event sink.

pub fn emit(&self, event: Value) -> usize

Emits an event to all subscribers.

Returns the number of active subscribers that received the event.

pub fn subscribe(&self) -> Receiver<Option<Value>>

Creates a receiver for this sink.

Trait Implementations

impl Clone for EventSink

fn clone(&self) -> EventSink

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for EventSink

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for EventSink

fn default() -> Self

Returns the “default value” for a type.