This app provides monitoring and information features for the common freifunk user and the technical stuff of a freifunk community.
Code base is taken from a TUM Practical Course project and added here to see if Freifunk Altdorf can use it.
https://www.freifunk-altdorf.de
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35 lines
865 B
35 lines
865 B
'use strict'; |
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/** |
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* Copyright (c) 2013-present, Facebook, Inc. |
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* |
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* This source code is licensed under the MIT license found in the |
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* LICENSE file in the root directory of this source tree. |
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* |
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* @typechecks |
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*/ |
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var push = Array.prototype.push; |
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/** |
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* Applies a function to every item in an array and concatenates the resulting |
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* arrays into a single flat array. |
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* |
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* @param {array} array |
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* @param {function} fn |
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* @return {array} |
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*/ |
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function flatMapArray(array, fn) { |
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var ret = []; |
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for (var ii = 0; ii < array.length; ii++) { |
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var result = fn.call(array, array[ii], ii); |
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if (Array.isArray(result)) { |
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push.apply(ret, result); |
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} else if (result != null) { |
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throw new TypeError('flatMapArray: Callback must return an array or null, ' + 'received "' + result + '" instead'); |
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} |
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} |
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return ret; |
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} |
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module.exports = flatMapArray; |