webpack-tool-x/lib/utils.js

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'use strict';
const os = require('os');
const utils = {};

utils.getIp = position => {
  const interfaces = os.networkInterfaces();
  const ips = [];

  if (interfaces.en0) {
    for (let i = 0; i < interfaces.en0.length; i++) {
      if (interfaces.en0[i].family === 'IPv4') {
        ips.push(interfaces.en0[i].address);
      }
    }
  }
  if (interfaces.en1) {
    for (let i = 0; i < interfaces.en1.length; i++) {
      if (interfaces.en1[i].family === 'IPv4') {
        ips.push(interfaces.en1[i].address);
      }
    }
  }
  if (position > 0 && position <= ips.length) {
    return ips[position - 1];
  } else if (ips.length) {
    return ips[0];
  }
  return '127.0.0.1';

};

// judge a obj's type
utils.type = obj => {
  return Object.prototype.toString.call(obj).replace('[object ', '').replace(']', '').toLowerCase();
}

module.exports = utils;