34 lines
870 B
JavaScript
34 lines
870 B
JavaScript
var isObject = require('./isObject'),
|
|
isPrototype = require('./_isPrototype'),
|
|
nativeKeysIn = require('./_nativeKeysIn');
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names.
|
|
*/
|
|
function baseKeysIn(object) {
|
|
if (!isObject(object)) {
|
|
return nativeKeysIn(object);
|
|
}
|
|
var isProto = isPrototype(object),
|
|
result = [];
|
|
|
|
for (var key in object) {
|
|
if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
|
|
result.push(key);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = baseKeysIn;
|