x-promise

The library extends the functionality of native promises It's not polyfill!ES5 compatible

Installation

npm install x-promise

Using

In node/browserify/webpack:

require('x-promise')

No-conflict version, for use in other libraries

const XPromise = require('x-promise/no-conflict')();
//or with any polyfill
const XMyPromise = require('x-promise/no-conflict')(MyPromise);

In browser (without module system): copy x-promise.min.js to your public directory

<!-- optional, for old browsers -->
<script src="//cdn.polyfill.io/v2/polyfill.min.js"></script>

<script src="/path/to/x-promise.min.js"></script>

Added functionality

• Promise.defer()
• Promise.callback()
• Promise.props(dictionary)
• Promise.attempt(function())
• Promise.delay([milliseconds])
• promiseInstanse.delay([milliseconds])
• promiseInstanse.timeout(milliseconds[, errorInstanse | (string) message])
• promiseInstanse.spread(function(...values))
• promiseInstanse.tap(function(value))
• Promise.map(array, function(value, index, array))
• promiseInstanse.map(function(value, index, array))
• promiseInstanse.reduce(function(previousValue, currentValue, index, array)[, initialValue])
• Promise.fnwrap(function(resolve, reject, ...args))
• Promise.coroutine(function*(...args))