express-api-cli/lib/mongoose/js/express/src/validators/user.validator.js

Cli tool for generating an express project. Instead of wasting extra time creating your project structure, start building right away

import Joi from '@hapi/joi';

export const newUserValidator = (req, res, next) => {
  const schema = Joi.object({
    name: Joi.string().min(4).required()
  });
  const { error, value } = schema.validate(req.body);
  if (error) {
    next(error);
  } else {
    req.validatedBody = value;
    next();
  }
};