express-request-validator-middlewares v1.0.0
express-request-validator-middlewares
An express middleware for validating request data using joi
Installation
npm install express-request-validator-middlewares yarn add express-request-validator-middlewares
Queck start
const express = require('express'); const Joi = require('joi'); const reqValidator = require('express-request-validator-middlewares'); const app = express () ; const port = process.env.PORT || 4000 ;
// VLIDATE REQUEST HEADERS DATA app.get( '/validate-headers', reqValidator.headers( Joi.object().required().min(1).keys({ token : Joi.string().min(24).max(24).required() }) ) , ( req , res , next) => res.send ( 'Headers verifyed') )
// VLIDATE REQUEST PARAMS DATA app.get( '/validate-params', reqValidator.params( Joi.object().required().min(1).keys({ id : Joi.string().min(24).max(24).required() }) ) , ( req , res , next) => res.send ( 'Headers verifyed') )
// VLIDATE REQUEST QUERY DATA app.get( '/validate-params', reqValidator.query( Joi.object().required().min(1).keys({ serach : Joi.string().min(24).max(24).required() }) ) , ( req , res , next) => res.send ( 'Headers verifyed') )
// VLIDATE REQUEST BODY DATA app.get( '/validate-params', reqValidator.body( Joi.object().required().min(1).keys({ name : Joi.string().min(24).max(24).required(), email : Joi.string().email().required(), }) ) , ( req , res , next) => res.send ( 'Headers verifyed') )
app.listen(port , () => console.log(Lisning at port :- ${port}
));
- # Request error response
When validation failed user gets this response.
```js
{
"statusCode": 400,
"ErrorMessage": "Bad request",
"ErrorType": "Request params validation failed",
"message": "id is required"
}
Change request response
You can change statusCode or ErrorMessage or add more keys in response
reqValidator.config({
statusCode:401 ,
ErrorMessage:"Validation failed",
ApiDoc:"check this API docs"
})
3 years ago