Observable

Capable of observing and reacting to EventSources

Install

npm install @strong-roots-capital/observable

Use

import Observable from '@strong-roots-capital/observable'
import { EventSource } from '@strong-roots-capital/event-source'

class MyObservable extends Observable {
    handleEvent(event: string | symbol, ...args: any[]) {
        console.log(`In handleEvent with event '${event}' and arguments ${args}`)
    }
}

const es = new EventSource()
const myobservable = new MyObservable()
myobservable.source = es

es.emit('some-event', 1, 2, 3)
//=> In handleEvent with event 'some-event' and arguments [1, 2, 3]

Related

• event-source
• observe

Acknowledgments

• Deprecating the Observer Pattern with Scala.React