cb2promise - npm Package Compare versions

Comparing version 1.0.7 to 1.1.0

CHANGELOG.md

		@@ -0,1 +1,16 @@
		<a name="1.1.0"></a>
		# 1.1.0 (2017-04-28)

		* Add benchmark ([3a2e79c](https://github.com/kikobeats/cb2promise/commit/3a2e79c))
		* Add legacy tests ([33e3c6d](https://github.com/kikobeats/cb2promise/commit/33e3c6d))
		* Add missing dependency ([e3adc9c](https://github.com/kikobeats/cb2promise/commit/e3adc9c))
		* Add optimization test ([316397f](https://github.com/kikobeats/cb2promise/commit/316397f))
		* Avoid lint optimization test ([f778e53](https://github.com/kikobeats/cb2promise/commit/f778e53))
		* Better implementation ([27353bf](https://github.com/kikobeats/cb2promise/commit/27353bf))
		* Fix JSON ([6fc6f5a](https://github.com/kikobeats/cb2promise/commit/6fc6f5a))
		* Update docs ([5bb107f](https://github.com/kikobeats/cb2promise/commit/5bb107f))
		* Update travis builds ([645272a](https://github.com/kikobeats/cb2promise/commit/645272a))



		<a name="1.0.7"></a>
		@@ -2,0 +17,0 @@ ## 1.0.7 (2017-04-28)

index.js

		'use strict'

		const mimicFn = require('mimic-fn')
		const sliced = require('sliced')

		function cb2promise () {
		let args = sliced(arguments)
		const fn = args.shift()
		let resolve
		let reject
		function cb2promise (fn) {
		const len = arguments.length
		const args = sliced(arguments, 1, len)

		function callbackHandle () {
		let err
		args = sliced(arguments)
		err = args.shift()
		return !err ? resolve.apply(null, args) : reject(err)
		};
		const promise = new Promise(function (resolve, reject) {
		args[len - 1] = createCallback(resolve, reject)
		fn.apply(null, args)
		})

		function promiseFactory (resolvePromise, rejectPromise) {
		resolve = resolvePromise
		reject = rejectPromise
		return fn.apply(null, args)
		mimicFn(promise, fn)
		return promise
		}

		function createCallback (resolve, reject) {
		return function (err) {
		if (err) return reject(err)
		const args = sliced(arguments, 1, arguments.length)
		return resolve.apply(null, args.length === 1 ? args : [args])
		}
		}

		args.push(callbackHandle)

		return new Promise(promiseFactory)
		};

		module.exports = cb2promise

package.json

		@@ -5,3 +5,3 @@ {
		"homepage": "https://github.com/Kikobeats/cb2promise",
		"version": "1.0.7",
		"version": "1.1.0",
		"main": "index.js",
		@@ -29,9 +29,16 @@ "author": {
		"dependencies": {
		"mimic-fn": "~1.1.0",
		"sliced": "~1.0.1"
		},
		"devDependencies": {
		"coffee-script": "latest",
		"bluebird": "latest",
		"coveralls": "latest",
		"es6-promisify": "latest",
		"mocha": "latest",
		"nanobench": "latest",
		"nyc": "latest",
		"pify": "latest",
		"should": "latest",
		"standard": "latest"
		"standard": "latest",
		"standard-markdown": "latest"
		},
		@@ -42,9 +49,18 @@ "engines": {
		"files": [
		"dist",
		"index.js"
		],
		"scripts": {
		"test": "sh test/test.sh"
		"coveralls": "nyc report --reporter=text-lcov \| coveralls",
		"lint": "standard-markdown && standard index.js benchmark.js test",
		"optimization-test": "node --trace_opt --trace_deopt --allow-natives-syntax optimization-test.js",
		"pretest": "npm run lint",
		"test": "nyc mocha && npm run optimization-test"
		},
		"license": "MIT"
		"license": "MIT",
		"standard": {
		"globals": [
		"describe",
		"it"
		]
		}
		}

README.md

		@@ -9,4 +9,6 @@ # cb2promise

		> Converts whatever standard NodeJS callback function into ES6 standard promise.
		> It converts from standard NodeJS callback into a ES2015 Promise.

		I use this library across my project for make easy provide API's that works with callback and promise style.

		## Install
		@@ -18,16 +20,40 @@

		## Bencharmk

		```bash
		$ node benchmark.js

		# cb2promise
		# 1,2,3,4,5,6,7,8,8,9,10
		ok ~2.65 ms (0 s + 2649092 ns)

		# pify
		# 1
		ok ~912 μs (0 s + 911730 ns)

		# es6-promisify
		# 1
		ok ~967 μs (0 s + 966663 ns)

		# bluebird
		# 1
		ok ~3.41 ms (0 s + 3412077 ns)

		all benchmarks completed
		ok ~7.94 ms (0 s + 7939562 ns)
		```

		## Usage

		```js
		var cb2promise = require('cb2promise');
		const cb2promise = require('cb2promise')

		var sampleFunction = function(done) {
		return done(null, 'hello world');
		};
		const callbackFn = function (message, done) {
		return done(null, message)
		}

		var promise = cb2promise(sampleFunction)
		const promise = cb2promise(callbackFn, 'hello world')

		promise().then(console.log);
		promise().then(console.log)
		// => hello world

		```
		@@ -34,0 +60,0 @@

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