Callback Packages

🤖 VK bot framework for Node.js, based on Bots Long Poll API and Callback API

Container for user-specified callbacks that allows for operation user-specific context object.

A dead simple jQuery plugin that executes a callback function if the user is idle.

Promisify a callback-style function

Eslint plugin to ensure usage of class methods instead of arrow-function properties whenever possible

Wraps a function whose last argument is preceded by optional arguments so that when fewer arguments are passed in, missing optional arguments are filled in as `undefined`.

React hooks for setTimeout, setInterval, requestAnimationFrame, requestIdleCallback

React hook that triggers a callback when user clicks outside the element.

Cancelable `stream.pipeline()`

Executes functions concurrently with opportunity to cleanup if any fail.

Call a Function on a given Date

Subscribe to an event before or after it's fired

Easily send messages between workers and the master with callbacks.

An evented semaphore.

Creates distributed callback queue based on redis pubsub. Pass 2 redis clients (supports redis sentinel as well for HA), manages locks across multiple processes

Change a callback into a promise

Wraps a callback for request to handle errors, status codes and ECONNREFUSED in a nicer way

WebSocket server/client module

Creates an array of writeable streams, then calls a callback when they're all done with a keyed object of the streams' results.

Translate EventEmitter events into an error-first callback result.