component-emitter
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Event emitter
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Event emitter component.
$ component install component/emitter
The Emitter
may also be used as a mixin. For example
a "plain" object may become an emitter, or you may
extend an existing prototype.
As an Emitter
instance:
var Emitter = require('emitter');
var emitter = new Emitter;
emitter.emit('something');
As a mixin:
var Emitter = require('emitter');
var user = { name: 'tobi' };
Emitter(user);
user.emit('im a user');
As a prototype mixin:
var Emitter = require('emitter');
Emitter(User.prototype);
Register an event
handler fn
.
Register a single-shot event
handler fn
,
removed immediately after it is invoked the
first time.
event
and fn
to remove a listener.event
to remove all listeners on that event.Emit an event
with variable option args.
Return an array of callbacks, or an empty array.
Check if this emitter has event
handlers.
MIT
Event emitter
The npm package component-emitter receives a total of 19,145,730 weekly downloads. As such, component-emitter popularity was classified as popular.
We found that component-emitter demonstrated a not healthy version release cadence and project activity. It has 32 open source maintainers collaborating on the project.