watermill

package

v0.6.0 Latest Latest Go to latest Published: Jul 30, 2026 License: MIT Imports: 7 Imported by: 0

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type EventBus struct {
	// contains filtered or unexported fields
}

EventBus implements modulex.EventBus using Watermill's GoChannel.

func NewEventBus(bufferSize int64, persistent bool, debug bool) *EventBus

NewEventBus creates a configured in-memory GoChannel PubSub.

func (w *EventBus) Close(ctx context.Context) error

Close cancels all active subscriptions, waits for running handlers to exit, and shuts down the underlying GoChannel.

func (w *EventBus) Publish(ctx context.Context, topic string, payload []byte) error

Publish generates a Watermill-compatible message, propagates context, and sends it.

func (w *EventBus) Subscribe(ctx context.Context, topic string, handler modulex.EventHandler) error

Subscribe listens to a topic and handles messages in the background.