memory

package
v2.4.0 Latest Latest
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 Go to latest Published: Oct 2, 2026 License: Apache-2.0 Imports: 4 Imported by: 0

Documentation

Overview

Package memory is the in-process fanout.Bus: every Bus made from one Hub delivers to every subscriber of that Hub. One Hub stands for one backend, so a test can run two replicas in one process; a deployment with one replica uses one Hub and one Bus.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type Bus 

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

Bus is one replica's view of a Hub.

func New 

func New() *Bus

New returns a Bus over its own Hub, for a deployment of one replica.

func (*Bus) Close 

func (b *Bus) Close() error

Close ends every subscription made through this Bus.

func (*Bus) Publish 

func (b *Bus) Publish(ctx context.Context, topic string, data []byte) error

Publish delivers data to every current subscriber of topic without waiting for any of them.

func (*Bus) Subscribe 

func (b *Bus) Subscribe(ctx context.Context, topic string) (fanout.Subscription, error)

Subscribe registers a subscriber on topic until ctx ends or it is closed.

type Hub 

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

Hub is the shared backend: what a database or a broker is to the other adapters.

func NewHub 

func NewHub() *Hub

NewHub returns a Hub with no subscribers.

func (*Hub) Bus 

func (h *Hub) Bus() *Bus

Bus returns a new Bus over h.

Source Files

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