type2 - a simple data validator

Installation

``
npm install type2 --save
`

Usage

`javascript
const type = require('type2')

// create a validation rule
const rule = {
type: type.oneOf(['admin', 'user']),
name: type.string().length(20),
age: type.number().range(18, 30),
gender: type.number().optional(),
company: type.string().when(data => data.name == 'foo'),
projects: [{
url: type.string().match(/^https?:\/\//),
start_time: type.number().min(+new Date(2018, 3, 1)),
is_finish: type.bool()
}]
}

// some data need to validate
const data = {
type: 'admin',
name: 'bar',
age: 18,
gender: null,
company: null,
projects: [
{
url: 'https://project.example.com/1',
start_time: Date.now(),
is_finish: true
},
{
url: 'https://project.example.com/2',
start_time: Date.now(),
is_finish: true
}
]
}

// done
console.log(type.check(data, rule))
`

Plugin

you can also get the power of validator by using the validator plugin:

`javascript
const type = require('type2')
const validator = require('type2/lib/plugin/validator')

// apply a plugin
type.apply(validator)

// create a validation rule
const rule = {
websites: [{
url: type.url(),
bgcolor: type.hexColor()
fgcolor: type.hexColor()
email: type.email()
}]
}

// some data need to validate
const data = {
websites: [
{
url: 'https://project.example.com/1'
bgcolor: '#ffffff'
fgcolor: '#000000',
email: 'project@company.com'
},
{
url: 'https://project.example.com/2'
bgcolor: '#eeffee'
fgcolor: '#134f00',
email: 'project@company.com'
}
]
}

// done
console.log(type.check(data, rule))
``