| 1 | var objectKeys =
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| 2 | Object.keys ||
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| 3 | function (obj) {
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| 4 | var keys = [];
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| 5 | for (var key in obj) {
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| 6 | if ({}.hasOwnProperty.call(obj, key)) keys.push(key);
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| 7 | }
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| 8 | return keys;
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| 9 | };
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| 10 |
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| 11 | function assign(obj, newKey, newValue) {
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| 12 | var keys = objectKeys(obj);
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| 13 | var copy = {};
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| 14 |
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| 15 | for (var i = 0, l = keys.length; i < l; i++) {
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| 16 | var key = keys[i];
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| 17 | copy[key] = obj[key];
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| 18 | }
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| 19 |
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| 20 | copy[newKey] = newValue;
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| 21 | return copy;
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| 22 | }
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| 23 |
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| 24 | module.exports = assign;
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