electron-preload.js

  mainWindow = new BrowserWindow({
    width: size.width < 1600 ? size.width - 50: size.width - 100,
    height: size.width < 1600 ? size.height - 50: size.height - 100,
    title: 'Hive: Home for busy teams',
    /**
     * Disable Electron's Node integration so that browser dependencies like `moment` will load themselves
     * like normal i.e. into the window rather than into modules, and also to prevent untrusted client
     * code from having access to the process and file system:
     *  - https://github.com/atom/electron/issues/254
     *  - https://github.com/atom/electron/issues/1753
     */
    'web-preferences': {
      'web-security': false,
      nodeIntegration: false,
      preload: path.join(__dirname, 'preload.js')
    }
  });

preload.js

// Use new namespace for require so that
// normal js modules can use 'require' properly.
ElectronRequire = require;
delete require;