Last change
on this file since 6a3a178 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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[6a3a178] | 1 | /*!
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| 2 | * object.pick <https://github.com/jonschlinkert/object.pick>
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| 3 | *
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| 4 | * Copyright (c) 2014-2015 Jon Schlinkert, contributors.
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| 5 | * Licensed under the MIT License
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| 6 | */
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| 7 |
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| 8 | 'use strict';
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| 9 |
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| 10 | var isObject = require('isobject');
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| 11 |
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| 12 | module.exports = function pick(obj, keys) {
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| 13 | if (!isObject(obj) && typeof obj !== 'function') {
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| 14 | return {};
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| 15 | }
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| 16 |
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| 17 | var res = {};
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| 18 | if (typeof keys === 'string') {
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| 19 | if (keys in obj) {
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| 20 | res[keys] = obj[keys];
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| 21 | }
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| 22 | return res;
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| 23 | }
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| 24 |
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| 25 | var len = keys.length;
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| 26 | var idx = -1;
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| 27 |
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| 28 | while (++idx < len) {
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| 29 | var key = keys[idx];
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| 30 | if (key in obj) {
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| 31 | res[key] = obj[key];
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| 32 | }
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| 33 | }
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| 34 | return res;
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| 35 | };
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