get-property-names.js

   1 'use strict';
   2
   3 var uniq  = require('../array/#/uniq')
   4   , value = require('./valid-value')
   5
   6   , push = Array.prototype.push
   7   , getOwnPropertyNames = Object.getOwnPropertyNames
   8   , getPrototypeOf = Object.getPrototypeOf;
   9
  10 module.exports = function (obj) {
  11         var keys;
  12         obj = Object(value(obj));
  13         keys = getOwnPropertyNames(obj);
  14         while ((obj = getPrototypeOf(obj))) {
  15                 push.apply(keys, getOwnPropertyNames(obj));
  16         }
  17         return uniq.call(keys);
  18 };