40 lines
1.1 KiB
JavaScript
40 lines
1.1 KiB
JavaScript
|
/**
|
||
|
|
* Copyright (c) 2013-present, Facebook, Inc.
|
||
|
|
*
|
||
|
|
* This source code is licensed under the MIT license found in the
|
||
|
|
* LICENSE file in the root directory of this source tree.
|
||
|
|
*
|
||
|
|
* @typechecks
|
||
|
|
*/
|
||
|
|
|
||
|
|
'use strict';
|
||
|
|
|
||
|
|
var hasOwnProperty = Object.prototype.hasOwnProperty;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Executes the provided `callback` once for each enumerable own property in the
|
||
|
|
* object. The `callback` is invoked with three arguments:
|
||
|
|
*
|
||
|
|
* - the property value
|
||
|
|
* - the property name
|
||
|
|
* - the object being traversed
|
||
|
|
*
|
||
|
|
* Properties that are added after the call to `forEachObject` will not be
|
||
|
|
* visited by `callback`. If the values of existing properties are changed, the
|
||
|
|
* value passed to `callback` will be the value at the time `forEachObject`
|
||
|
|
* visits them. Properties that are deleted before being visited are not
|
||
|
|
* visited.
|
||
|
|
*
|
||
|
|
* @param {?object} object
|
||
|
|
* @param {function} callback
|
||
|
|
* @param {*} context
|
||
|
|
*/
|
||
|
|
function forEachObject(object, callback, context) {
|
||
|
|
for (var name in object) {
|
||
|
|
if (hasOwnProperty.call(object, name)) {
|
||
|
|
callback.call(context, object[name], name, object);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = forEachObject;
|