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30 lines
666 B
30 lines
666 B
/** |
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* Copyright 2015-present Facebook. All Rights Reserved. |
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* |
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* @typechecks |
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* |
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*/ |
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'use strict'; |
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var forEachObject = require('./forEachObject'); |
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/** |
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* Partitions an object given a predicate. All elements satisfying the predicate |
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* are part of the first returned object, and all elements that don't are in the |
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* second. |
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*/ |
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function partitionObject(object, callback, context) { |
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var first = {}; |
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var second = {}; |
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forEachObject(object, function (value, key) { |
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if (callback.call(context, value, key, object)) { |
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first[key] = value; |
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} else { |
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second[key] = value; |
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} |
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}); |
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return [first, second]; |
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} |
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module.exports = partitionObject; |