You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
17 lines
565 B
17 lines
565 B
import isObject from './isObject.js';
|
|
import { nativeKeys, hasEnumBug } from './_setup.js';
|
|
import has from './_has.js';
|
|
import collectNonEnumProps from './_collectNonEnumProps.js';
|
|
|
|
// Retrieve the names of an object's own properties.
|
|
// Delegates to **ECMAScript 5**'s native `Object.keys`.
|
|
export default function keys(obj) {
|
|
if (!isObject(obj)) return [];
|
|
if (nativeKeys) return nativeKeys(obj);
|
|
var keys = [];
|
|
for (var key in obj) if (has(obj, key)) keys.push(key);
|
|
// Ahem, IE < 9.
|
|
if (hasEnumBug) collectNonEnumProps(obj, keys);
|
|
return keys;
|
|
}
|