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node_modules/object.defaults/mutable.js
35 строк
747 B
EvgeniyBudaev
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17 фев 2020, 09:02
17 фев 2020, 09:02
bb6f06f
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'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; };