fuxi-dmrv-server/middleware/error.js

// 错误中间件
const { isProd } = require('../config');

module.exports = () => {
  return (err, req, res) => {
    res.status(500);
    // const err2 = new Error('111');
    if (!isProd()) {
      res.locals.message = err.message;
      res.locals.error = err;
      res.render('error');
      return;
    }
    switch (err.message) {
      default:
        res.send({ code: -1, msg: '系统错误，请稍后再试' });
    }
  };
};