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