wishthis/node_modules/object.defaults/mutable.js
2022-01-21 09:28:41 +01:00

35 lines
747 B
JavaScript

'use strict';
var each = require('array-each');
var slice = require('array-slice');
var forOwn = require('for-own');
var isObject = require('isobject');
/**
* Extends the `target` object with properties of one or
* more additional `objects`
*
* @name .defaults
* @param {Object} `target` The target object. Pass an empty object to shallow clone.
* @param {Object} `objects`
* @return {Object}
* @api public
*/
module.exports = function defaults(target, objects) {
if (target == null) {
return {};
}
each(slice(arguments, 1), function(obj) {
if (isObject(obj)) {
forOwn(obj, function(val, key) {
if (target[key] == null) {
target[key] = val;
}
});
}
});
return target;
};