bus

package
v6.1.1+incompatible Latest Latest
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Published: Dec 15, 2017 License: Apache-2.0 Imports: 3 Imported by: 0

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Functions

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Types

type Bus

type Bus interface {
	// Publish an event to the bus
	Publish(Event)

	// Subscribe to all events, filter them to the ones containing *all* the keys in filter
	Subscribe(filter ...string) Listener
}

Bus provides a common channel to emit and listen for Events

func New

func New(name string) Bus

New initializes a new bus with the given name and returns it

type Event

type Event common.MapStr

Event sent to the bus

type Listener

type Listener interface {
	// Events channel
	Events() <-chan Event

	// Stop listening and removes itself from the bus
	Stop()
}

Listener retrieves Events from a Bus subscription until Stop is called

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