JezK
Edit File: network.js
"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.isOffline = isOffline; function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; } function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); } function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; } var os = require('os'); var IGNORE_INTERFACES = ['lo0', 'awdl0', 'bridge0']; var LOCAL_IPS = ['127.0.0.1', '::1']; function isOffline() { var interfaces; try { interfaces = os.networkInterfaces(); } catch (e) { // As of October 2016, Windows Subsystem for Linux (WSL) does not support // the os.networkInterfaces() call and throws instead. For this platform, // assume we are online. if (e.syscall === 'uv_interface_addresses') { return false; } else { throw e; } } for (var name in interfaces) { if (IGNORE_INTERFACES.indexOf(name) >= 0) { continue; } var addrs = interfaces[name]; var _iterator = _createForOfIteratorHelper(addrs), _step; try { for (_iterator.s(); !(_step = _iterator.n()).done;) { var addr = _step.value; if (LOCAL_IPS.indexOf(addr.address) < 0) { // found a possible remote ip return false; } } } catch (err) { _iterator.e(err); } finally { _iterator.f(); } } return true; } //# sourceMappingURL=network.js.map