If I have two fields, I'd just like to validate when at least one field is a non empty string, but fail when both fields are empty strings.  Something like this does not validate  var schema = Joi.object().keys({     a: Joi.string(),     b: Joi.s...

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Simple joi validation snippet in javascript.It will simply return an error object when validation fails.  validate.js         const Joi =require("joi");  function validateObject (input) { const schema = {     key: Joi.string().required(),   }...

I am trying to create nested schema in joi and it is throwing error    [Error: Object schema cannot be a joi schema]  var nestedSchema = joi.object({     b: joi.number() });  var base = joi.object({     a: joi.string(),     nestedData:joi.object(nest...

I want to validate my Express routes before calling the controller logic. I use joi and created a validator which is able to validate the Request object against the schema object  import { Request, Response, NextFunction } from 'express'; imp...

I have the following validation on one of my routes:  payload: {     keywordGroups: Joi.array().items(Joi.object().keys({         language: Joi.string().required(),         containsAny: Joi.array().items(Joi.string()).default([]).when('containsAl...

I search a lot but nothing found to allow multiple type validation in Joi  Link: https://github.com/hapijs/joi  I would like to use something like this:  validate: {     type: joi.or([         joi.string(),         joi.array(),     ]) };...

Is it possible to validate that a boolean is true using Joi? I've tried using allow, valid and invalid without any luck....

I'm using node module Joi to make some validations and I am having trouble using the .or() method.  In their documentation they specify the use as:  var schema = Joi.object().keys({     a: Joi.any(),     b: Joi.any() }).or('a', 'b'...

I'm looking for a way to validate that an array contains a required value using joi. Found these issues online - #1, #2, but none of them has a definitive answer. I tried several stuff but they doesn't seem to work, like: joi.array().items(jo...