Function renderError

server/server.js:113–118

};

const renderError = err => {
  const softTab = '    ';
  const errTrace = isProdMode ?
    `:<br><br><pre style="color:red">${softTab}${err.stack.replace(/\n/g, `<br>${softTab}`)}</pre>` : '';
  return renderFullPage(`Server Error${errTrace}`, {});
};

// Server Side Rendering based on routes matched by React-router.
app.use((req, res, next) => {