.. | ||
index.js | ||
LICENSE | ||
package.json | ||
README.md |
is-accessor-descriptor
Returns true if a value has the characteristics of a valid JavaScript accessor descriptor.
(TOC generated by verb using markdown-toc)
Install
Install with npm:
$ npm i is-accessor-descriptor --save
Usage
var isAccessor = require('is-accessor-descriptor');
isAccessor({get: function() {}});
//=> true
You may also pass an object and property name to check if the property is an accessor:
isAccessor(foo, 'bar');
Examples
false
when not an object
isAccessor('a')
isAccessor(null)
isAccessor([])
//=> false
true
when the object has valid properties
and the properties all have the correct JavaScript types:
isAccessor({get: noop, set: noop})
isAccessor({get: noop})
isAccessor({set: noop})
//=> true
false
when the object has invalid properties
isAccessor({get: noop, set: noop, bar: 'baz'})
isAccessor({get: noop, writable: true})
isAccessor({get: noop, value: true})
//=> false
false
when an accessor is not a function
isAccessor({get: noop, set: 'baz'})
isAccessor({get: 'foo', set: noop})
isAccessor({get: 'foo', bar: 'baz'})
isAccessor({get: 'foo', set: 'baz'})
//=> false
false
when a value is not the correct type
isAccessor({get: noop, set: noop, enumerable: 'foo'})
isAccessor({set: noop, configurable: 'foo'})
isAccessor({get: noop, configurable: 'foo'})
//=> false
Related projects
- is-accessor-descriptor: Returns true if a value has the characteristics of a valid JavaScript accessor descriptor. | homepage
- is-data-descriptor: Returns true if a value has the characteristics of a valid JavaScript data descriptor. | homepage
- is-descriptor: Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for… more | homepage
- isobject: Returns true if the value is an object and not an array or null. | homepage
Running tests
Install dev dependencies:
$ npm i -d && npm test
Contributing
Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
Author
Jon Schlinkert
License
Copyright © 2015 Jon Schlinkert Released under the MIT license.
This file was generated by verb on December 28, 2015.