Event Hub

Event Hub provides event pub/sub.

Features:
- synchronized callback along all async handlers
- support Promises (promit)
- emission timeout
- keys with placeholder
- key-as-function
- defered emitting (await for postponed addition of listener)

Implementation

- written in JS6
- no extra dependencies

API
---

class EventHub

once(key, handler): ownerId

on(key, handler, ownerId): ownerId

offOwner(ownerId)

off(keyPrefix)

emit(key, {timeoutInSeconds:10, ...params}, [callback])

promit(key, {...params}).then((after)=>{})

Example
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var hub = new EventHub();

hub.on('api', (params, cb)=> cb(null, params));

hub.emit('api', params, callback);

hub.off('api');

See test/test.js for more use cases.

Repo
----

[https://github.com/alitskevich/eventhub]

Legal
-----

The MIT License (MIT)

Copyright (c) 2015 Alex Litskevich