1234567891011121314151617181920212223242526272829303132333435363738 |
- /*!
- * is-plain-object <https://github.com/jonschlinkert/is-plain-object>
- *
- * Copyright (c) 2014-2017, Jon Schlinkert.
- * Released under the MIT License.
- */
-
- 'use strict';
-
- var isObject = require('isobject');
-
- function isObjectObject(o) {
- return isObject(o) === true
- && Object.prototype.toString.call(o) === '[object Object]';
- }
-
- module.exports = function isPlainObject(o) {
- var ctor,prot;
-
- if (isObjectObject(o) === false) return false;
-
- // If has modified constructor
- ctor = o.constructor;
- if (typeof ctor !== 'function') return false;
-
- // If has modified prototype
- prot = ctor.prototype;
- if (isObjectObject(prot) === false) return false;
-
- // If constructor does not have an Object-specific method
- if (prot.hasOwnProperty('isPrototypeOf') === false) {
- return false;
- }
-
- // Most likely a plain Object
- return true;
- };
|