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"stable" - "4" - "0.12" - "0.10" matrix: fast_finish: true allow_failures: - node_js: "0.10" is-descriptor-0.1.4/.verb.md000066400000000000000000000052451264020216300156430ustar00rootroot00000000000000# {%= name %} {%= badge("fury") %} {%= badge("travis") %} > {%= description %} ## Install {%= include("install-npm", {save: true}) %} ## Usage ```js var isDescriptor = require('{%= name %}'); isDescriptor({value: 'foo'}) //=> true isDescriptor({get: function(){}, set: function(){}}) //=> true isDescriptor({get: 'foo', set: function(){}}) //=> false ``` You may also check for a descriptor by passing an object as the first argument and property name (`string`) as the second argument. ```js var obj = {}; obj.foo = 'abc'; Object.defineProperty(obj, 'bar', { value: 'xyz' }); isDescriptor(obj, 'foo'); //=> true isDescriptor(obj, 'bar'); //=> true ``` ## Examples ### value type `false` when not an object ```js isDescriptor('a')) //=> false isDescriptor(null)) //=> false isDescriptor([])) //=> false ``` ### data descriptor `true` when the object has valid properties with valid values. ```js isDescriptor({value: 'foo'})) //=> true isDescriptor({value: noop})) //=> true ``` `false` when the object has invalid properties ```js isDescriptor({value: 'foo', bar: 'baz'})) //=> false isDescriptor({value: 'foo', bar: 'baz'})) //=> false isDescriptor({value: 'foo', get: noop})) //=> false isDescriptor({get: noop, value: noop})) //=> false ``` `false` when a value is not the correct type ```js isDescriptor({value: 'foo', enumerable: 'foo'})) //=> false isDescriptor({value: 'foo', configurable: 'foo'})) //=> false isDescriptor({value: 'foo', writable: 'foo'})) //=> false ``` ### accessor descriptor `true` when the object has valid properties with valid values. ```js isDescriptor({get: noop, set: noop})) //=> true isDescriptor({get: noop})) //=> true isDescriptor({set: noop})) //=> true ``` `false` when the object has invalid properties ```js isDescriptor({get: noop, set: noop, bar: 'baz'})) //=> false isDescriptor({get: noop, writable: true})) //=> false isDescriptor({get: noop, value: true})) //=> false ``` `false` when an accessor is not a function ```js isDescriptor({get: noop, set: 'baz'})) //=> false isDescriptor({get: 'foo', set: noop})) //=> false isDescriptor({get: 'foo', bar: 'baz'})) //=> false isDescriptor({get: 'foo', set: 'baz'})) //=> false ``` `false` when a value is not the correct type ```js isDescriptor({get: noop, set: noop, enumerable: 'foo'})) //=> false isDescriptor({set: noop, configurable: 'foo'})) //=> false isDescriptor({get: noop, configurable: 'foo'})) //=> false ``` ## Related projects {%= related(verb.related.list, {remove: name}) %} ## Running tests {%= include("tests") %} ## Contributing {%= include("contributing") %} ## Author {%= include("author") %} ## License {%= copyright() %} {%= license %} *** {%= include("footer") %} is-descriptor-0.1.4/LICENSE000066400000000000000000000020731264020216300153060ustar00rootroot00000000000000The MIT License (MIT) Copyright (c) 2015, Jon Schlinkert. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. is-descriptor-0.1.4/README.md000066400000000000000000000077751264020216300155760ustar00rootroot00000000000000# is-descriptor [![NPM version](https://img.shields.io/npm/v/is-descriptor.svg)](https://www.npmjs.com/package/is-descriptor) [![Build Status](https://img.shields.io/travis/jonschlinkert/is-descriptor.svg)](https://travis-ci.org/jonschlinkert/is-descriptor) > Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors. ## Install Install with [npm](https://www.npmjs.com/): ```sh $ npm i is-descriptor --save ``` ## Usage ```js var isDescriptor = require('is-descriptor'); isDescriptor({value: 'foo'}) //=> true isDescriptor({get: function(){}, set: function(){}}) //=> true isDescriptor({get: 'foo', set: function(){}}) //=> false ``` You may also check for a descriptor by passing an object as the first argument and property name (`string`) as the second argument. ```js var obj = {}; obj.foo = 'abc'; Object.defineProperty(obj, 'bar', { value: 'xyz' }); isDescriptor(obj, 'foo'); //=> true isDescriptor(obj, 'bar'); //=> true ``` ## Examples ### value type `false` when not an object ```js isDescriptor('a')) //=> false isDescriptor(null)) //=> false isDescriptor([])) //=> false ``` ### data descriptor `true` when the object has valid properties with valid values. ```js isDescriptor({value: 'foo'})) //=> true isDescriptor({value: noop})) //=> true ``` `false` when the object has invalid properties ```js isDescriptor({value: 'foo', bar: 'baz'})) //=> false isDescriptor({value: 'foo', bar: 'baz'})) //=> false isDescriptor({value: 'foo', get: noop})) //=> false isDescriptor({get: noop, value: noop})) //=> false ``` `false` when a value is not the correct type ```js isDescriptor({value: 'foo', enumerable: 'foo'})) //=> false isDescriptor({value: 'foo', configurable: 'foo'})) //=> false isDescriptor({value: 'foo', writable: 'foo'})) //=> false ``` ### accessor descriptor `true` when the object has valid properties with valid values. ```js isDescriptor({get: noop, set: noop})) //=> true isDescriptor({get: noop})) //=> true isDescriptor({set: noop})) //=> true ``` `false` when the object has invalid properties ```js isDescriptor({get: noop, set: noop, bar: 'baz'})) //=> false isDescriptor({get: noop, writable: true})) //=> false isDescriptor({get: noop, value: true})) //=> false ``` `false` when an accessor is not a function ```js isDescriptor({get: noop, set: 'baz'})) //=> false isDescriptor({get: 'foo', set: noop})) //=> false isDescriptor({get: 'foo', bar: 'baz'})) //=> false isDescriptor({get: 'foo', set: 'baz'})) //=> false ``` `false` when a value is not the correct type ```js isDescriptor({get: noop, set: noop, enumerable: 'foo'})) //=> false isDescriptor({set: noop, configurable: 'foo'})) //=> false isDescriptor({get: noop, configurable: 'foo'})) //=> false ``` ## Related projects * [is-accessor-descriptor](https://www.npmjs.com/package/is-accessor-descriptor): Returns true if a value has the characteristics of a valid JavaScript accessor descriptor. | [homepage](https://github.com/jonschlinkert/is-accessor-descriptor) * [is-data-descriptor](https://www.npmjs.com/package/is-data-descriptor): Returns true if a value has the characteristics of a valid JavaScript data descriptor. | [homepage](https://github.com/jonschlinkert/is-data-descriptor) * [isobject](https://www.npmjs.com/package/isobject): Returns true if the value is an object and not an array or null. | [homepage](https://github.com/jonschlinkert/isobject) ## Running tests Install dev dependencies: ```sh $ npm i -d && npm test ``` ## Contributing Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](https://github.com/jonschlinkert/is-descriptor/issues/new). ## Author **Jon Schlinkert** * [github/jonschlinkert](https://github.com/jonschlinkert) * [twitter/jonschlinkert](http://twitter.com/jonschlinkert) ## License Copyright © 2015 [Jon Schlinkert](https://github.com/jonschlinkert) Released under the MIT license. *** _This file was generated by [verb](https://github.com/verbose/verb) on December 28, 2015._is-descriptor-0.1.4/index.js000066400000000000000000000006361264020216300157510ustar00rootroot00000000000000/*! * is-descriptor * * Copyright (c) 2015, Jon Schlinkert. * Licensed under the MIT License. */ 'use strict'; var utils = require('./utils'); module.exports = function isDescriptor(obj, key) { if (utils.typeOf(obj) !== 'object') { return false; } if ('get' in obj) { return utils.isAccessor(obj, key); } return utils.isData(obj, key); }; is-descriptor-0.1.4/package.json000066400000000000000000000024171264020216300165710ustar00rootroot00000000000000{ "name": "is-descriptor", "description": "Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.", "version": "0.1.4", "homepage": "https://github.com/jonschlinkert/is-descriptor", "author": "Jon Schlinkert (https://github.com/jonschlinkert)", "repository": "jonschlinkert/is-descriptor", "bugs": { "url": "https://github.com/jonschlinkert/is-descriptor/issues" }, "license": "MIT", "files": [ "index.js", "utils.js" ], "main": "index.js", "engines": { "node": ">=0.10.0" }, "scripts": { "test": "mocha" }, "dependencies": { "is-accessor-descriptor": "^0.1.6", "is-data-descriptor": "^0.1.4", "kind-of": "^3.0.2", "lazy-cache": "^1.0.3" }, "devDependencies": { "mocha": "*" }, "keywords": [ "accessor", "check", "data", "descriptor", "get", "getter", "is", "keys", "object", "properties", "property", "set", "setter", "type", "valid", "value" ], "verb": { "related": { "list": [ "is-accessor-descriptor", "is-data-descriptor", "is-descriptor", "isobject" ] }, "plugins": [ "gulp-format-md" ] } } is-descriptor-0.1.4/test.js000066400000000000000000000060431264020216300156170ustar00rootroot00000000000000'use strict'; require('mocha'); var assert = require('assert'); var isDescriptor = require('./'); var noop = function() {}; describe('isDescriptor', function() { describe('value type', function() { it('should be false when not an object:', function() { assert(!isDescriptor('a')); assert(!isDescriptor(null)); assert(!isDescriptor([])); }); }); describe('check for descriptor', function() { it('should return true if the property exists', function() { var obj = {}; obj.foo = null; Object.defineProperty(obj, 'bar', { value: 'xyz' }); Object.defineProperty(obj, 'baz', { get: function() { return 'aaa'; } }); assert(isDescriptor(obj, 'foo')); assert(isDescriptor(obj, 'bar')); assert(isDescriptor(obj, 'baz')); }); }); describe('data descriptor:', function() { it('should be false when the object has invalid properties:', function() { assert(!isDescriptor({value: 'foo', get: noop})); assert(!isDescriptor({get: noop, value: noop})); }); it('should not be false when the object has unrecognize properties:', function() { assert(isDescriptor({value: 'foo', bar: 'baz'})); assert(isDescriptor({value: 'foo', bar: 'baz'})); }); it('should be true when the object has valid properties:', function() { assert(isDescriptor({value: 'foo'})); assert(isDescriptor({value: noop})); }); it('should be false when a value is not the correct type:', function() { assert(!isDescriptor({value: 'foo', enumerable: 'foo'})); assert(!isDescriptor({value: 'foo', configurable: 'foo'})); assert(!isDescriptor({value: 'foo', writable: 'foo'})); }); }); describe('accessor descriptor:', function() { it('should be false when the object has invalid properties:', function() { assert(!isDescriptor({get: noop, writable: true})); assert(!isDescriptor({get: noop, value: true})); }); it('should not be false when the object has unrecognize properties:', function() { assert(isDescriptor({get: noop, set: noop, bar: 'baz'})); }); it('should be false when an accessor is not a function:', function() { assert(!isDescriptor({get: noop, set: 'baz'})); assert(!isDescriptor({get: 'foo', set: noop})); assert(!isDescriptor({get: 'foo', bar: 'baz'})); assert(!isDescriptor({get: 'foo', set: 'baz'})); }); it('should be false when "get" is not a function', function() { assert(!isDescriptor({set: noop})); assert(!isDescriptor({get: 'foo'})); }); it('should be true when the object has valid properties:', function() { assert(isDescriptor({get: noop, set: noop})); assert(isDescriptor({get: noop})); }); it('should be false when a value is not the correct type:', function() { assert(!isDescriptor({get: noop, set: noop, enumerable: 'foo'})); assert(!isDescriptor({set: noop, configurable: 'foo'})); assert(!isDescriptor({get: noop, configurable: 'foo'})); }); }); }); is-descriptor-0.1.4/utils.js000066400000000000000000000005331264020216300157760ustar00rootroot00000000000000'use strict'; /** * Lazily required module dependencies */ var utils = require('lazy-cache')(require); var fn = require; require = utils; /** * Utils */ require('kind-of', 'typeOf'); require('is-accessor-descriptor', 'isAccessor'); require('is-data-descriptor', 'isData'); require = fn; /** * Expose `utils` */ module.exports = utils;