shift73k/assets_old/node_modules/object.pick/index.js

35 lines
630 B
JavaScript

/*!
* object.pick <https://github.com/jonschlinkert/object.pick>
*
* Copyright (c) 2014-2015 Jon Schlinkert, contributors.
* Licensed under the MIT License
*/
'use strict';
var isObject = require('isobject');
module.exports = function pick(obj, keys) {
if (!isObject(obj) && typeof obj !== 'function') {
return {};
}
var res = {};
if (typeof keys === 'string') {
if (keys in obj) {
res[keys] = obj[keys];
}
return res;
}
var len = keys.length;
var idx = -1;
while (++idx < len) {
var key = keys[idx];
if (key in obj) {
res[key] = obj[key];
}
}
return res;
};