chai
Version:
BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
39 lines (34 loc) • 816 B
JavaScript
/*!
* Chai - getProperties utility
* Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
/**
* ### .getProperties(object)
*
* This allows the retrieval of property names of an object, enumerable or not,
* inherited or not.
*
* @param {object} object
* @returns {Array}
* @namespace Utils
* @name getProperties
* @public
*/
export function getProperties(object) {
let result = Object.getOwnPropertyNames(object);
/**
* @param {unknown} property
*/
function addProperty(property) {
if (result.indexOf(property) === -1) {
result.push(property);
}
}
let proto = Object.getPrototypeOf(object);
while (proto !== null) {
Object.getOwnPropertyNames(proto).forEach(addProperty);
proto = Object.getPrototypeOf(proto);
}
return result;
}