extract-opts

Extract Options

Extract the options and callback from a function's arguments easily

Install

NPM

• Use: require('extract-opts')
• Install: npm install --save extract-opts

Browserify

• Use: require('extract-opts')
• Install: npm install --save extract-opts
• CDN URL: //wzrd.in/bundle/extract-opts@3.0.1

Ender

• Use: require('extract-opts')
• Install: ender add extract-opts

Usage

var extractOpts = require('extract-opts')

// fs.readFile(filename, [options], callback)
var readFile = function(filename, opts, callback){
	// Extract options and callback
	var args = extractOpts(opts, callback)
	opts = args[0]
	callback = args[1]

	// Forward for simplicities sake
	require('fs').readFile(filename, opts, callback)
};

// Test it
var next = console.log.bind(console)
readFile('package.json', next)          // works with no options
readFile('package.json', null, next)    // works with null options
readFile('package.json', {next:next})   // works with just options

History

Discover the change history by heading on over to the HISTORY.md file.

Contribute

Discover how you can contribute by heading on over to the CONTRIBUTING.md file.

Backers

Maintainers

These amazing people are maintaining this project:

• Benjamin Lupton [e-mail] (https://github.com/balupton)

Sponsors

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Contributors

These amazing people have contributed code to this project:

• Benjamin Lupton [e-mail] — view contributions
• sfrdmn — view contributions

Become a contributor!

License

Unless stated otherwise all works are:

• Copyright © 2013+ Bevry Pty Ltd [e-mail] (http://bevry.me)
• Copyright © 2011+ Benjamin Lupton [e-mail] (https://github.com/balupton)

and licensed under:

• The #{type} License

Changelog

v3.0.1 2015 March 13

• Republished