Create callback api from synchronous function. Same as `make-callback`, but won't handle generators and if async function is given returns it.
npm install create-callback> Create callback api from synchronous function. Same as make-callback, but won't handle generators and if async function is given returns it.
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npm i create-callback --save
npm test
Usage
> For more use-cases see the testsjs
var fs = require('fs')
var createCallback = require('create-callback')var parseJsonAsync = createCallback(JSON.parse)
var readFileAsync = createCallback(fs.readFileSync)
var readAsync = createCallback(fs.readFile)
var readFile = createCallback(fs.readFileSync)
readFileAsync('./package.json') //=> throws TypeError
readAsync('./package.json', 'utf8', function (err, res) {
console.error(err) //=> null
console.log(res) //=> content of 'package.json'
})
readFile('./package.json', 'utf8', function (err, res) {
console.error(err) //=> null
console.log(res) //=> content of 'package.json'
})
parseJsonAsync('{"foo":"bar"}', function (err, res) {
console.error(err) //=> null
console.log(res) //=> {foo: 'bar'}
})
`
Related
- always-promise: Create Bluebird Promise from given async or synchronous function. It automatically convert sync functions to async, then to promise.
- always-callback: Create callback api for given sync function. Guarantee that given function (sync or async, no matter) will always have callback api and will handle errors correctly.
- make-callback: Make synchronous function or generator to support callback api
- handle-callback: Make promise to have support for callback api, it returns promise in that same time.
- handle-arguments: Handles given Arguments object - return separatly last argument (commonly callback) and other arguments as Array. Useful in node-style callback flow.
- manage-arguments: Prevents arguments leakage - managing arguments. From Optimization killers by Petka Antonov.
- benz: Compose your control flow with absolute elegance. Support async/await, callbacks, thunks, generators, promises, observables, child processes and streams. Can power applications that need to have plugins. Useful for creating task, test and bench runners.
- hybridify: Building hybrid APIs. You can use both callback and promise in same time. Like
- is-async-function: Check that given function is async (callback) function or not. Trying to guess that based on check if , cb, done or next` exists as function argument name.[![tunnckocore.tk][author-www-img]][author-www-url] [![keybase tunnckocore][keybase-img]][keybase-url] [![tunnckoCore npm][author-npm-img]][author-npm-url] [![tunnckoCore twitter][author-twitter-img]][author-twitter-url] [![tunnckoCore github][author-github-img]][author-github-url]
[npmjs-url]: https://www.npmjs.com/package/create-callback
[npmjs-img]: https://img.shields.io/npm/v/create-callback.svg?label=create-callback
[license-url]: https://github.com/tunnckoCore/create-callback/blob/master/LICENSE.md
[license-img]: https://img.shields.io/badge/license-MIT-blue.svg
[codeclimate-url]: https://codeclimate.com/github/tunnckoCore/create-callback
[codeclimate-img]: https://img.shields.io/codeclimate/github/tunnckoCore/create-callback.svg
[travis-url]: https://travis-ci.org/tunnckoCore/create-callback
[travis-img]: https://img.shields.io/travis/tunnckoCore/create-callback.svg
[coveralls-url]: https://coveralls.io/r/tunnckoCore/create-callback
[coveralls-img]: https://img.shields.io/coveralls/tunnckoCore/create-callback.svg
[david-url]: https://david-dm.org/tunnckoCore/create-callback
[david-img]: https://img.shields.io/david/tunnckoCore/create-callback.svg
[standard-url]: https://github.com/feross/standard
[standard-img]: https://img.shields.io/badge/code%20style-standard-brightgreen.svg
[author-www-url]: http://www.tunnckocore.tk
[author-www-img]: https://img.shields.io/badge/www-tunnckocore.tk-fe7d37.svg
[keybase-url]: https://keybase.io/tunnckocore
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[author-npm-url]: https://www.npmjs.com/~tunnckocore
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[author-twitter-url]: https://twitter.com/tunnckoCore
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[author-github-url]: https://github.com/tunnckoCore
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[freenode-url]: http://webchat.freenode.net/?channels=charlike
[freenode-img]: https://img.shields.io/badge/freenode-%23charlike-5654a4.svg
[new-message-url]: https://github.com/tunnckoCore/messages
[new-message-img]: https://img.shields.io/badge/send%20me-message-green.svg