event-emitter-lite

event-emitter-lite

npm install event-emitter-lite

use

import to use

let eventemitter = require("event-emitter-lite");

API

let onTest = new eventemitter.EventEmitter();

subscribe

onTest.subscribe(msg => console.log(msg));

once

onTest.once(msg => console.log(`One more time: ${msg}`));

cancel the next call

let egoistSubscribe = onTest.subscribe(msg =>{
    console.log(`the Dalek sad: ${msg}`);
    onTest.cancel();
});

onTest.subscribe(msg => console.log(`Im not a Dalek: ${msg}`));

emit

onTest.emit('go go go!!!');

unsubscribe

onTest.unsubscribe(egoistSubscribe);

cancel by subscribe

egoistSubscribe.cancel();

emit again and again ....

onTest.emit('go go go!!!');

getting emitted value

eg.

onTest.emit('last chance...');
console.log(`Would it recieve the last msg? ${onTest.emittedValue}`); 
//yes :)