joi_user_schema_validation_quickstart_example.ts

1import * as Joi from 'joi';
2
3const schema = Joi.object({
4    username: Joi.string()
5        .alphanum()
6        .min(3)
7        .max(30)
8        .required(),
9
10    password: Joi.string()
11        .pattern(new RegExp('^[a-zA-Z0-9]{3,30}$')),
12
13    birth_year: Joi.number()
14        .integer()
15        .min(1900)
16        .max(2013),
17
18    email: Joi.string()
19        .email({ minDomainSegments: 2, tlds: { allow: ['com', 'net'] } })
20});
21
22// validate(value, options)
23const validation = schema.validate({ username: 'abc', birth_year: 1994 });
24
25if (validation.error) {
26    console.error(validation.error.details);
27} else {
28    console.log('Validation success:', validation.value);
29}