mark-joi-rules

A collection of predefined Joi validation rules.

Usage

var MarkJoi = require('mark-joi-rules');

Define a Joi Schema

var Joi = require('Joi');
var MarkJoi = require('mark-joi-rules');
 
const joiSchema = Joi.object().keys({
    first_name:  MarkJoi.generic.string.required().error(() => {
        return {
            message: "* First Name is required."
        }
    }),
    last_name: MarkJoi.generic.string.required().error(() => {
        return {
            message: "* Last Name is required."
        }
    })
});

Validate it using Joi

let ret = Joi.validate(data,schema);

MarkJoi.user

user.username rules:

• Must start with letter and contains only numbers and letters.
• Minimun is 4 characters and Maximum of 32 Characters

user.password rules:

• Minimum of 8 characters and Maximum of 32 characters.

Extra

JoiSchemaValidator

Usage

MarkJoiSchema.validate()

Accepts data containing a key-value pair object and a valid Joi Type Schema joiSchema, and validates it using Joi.validate().

Return values:

• error - true if there is an error, otherwise false.
• errors - contains an array of key and value. Holds the error messages.
  • key - contains a the key/field that have the error.
  • value - contains the error message.

var MarkJoiSchema = require('mark-joi-rules/JoiSchemaValidator');
 
//validate
let ret = MarkJoiSchema.validate(data, joiSchema);
if(ret.error){
    return({ message: ret.errors } );
    //returns error messages
}