const spected = Spected.default

const validate = Spected.validate

​

const successFn = () => null

const failureFn = a => a

​

const data = {

  nr: 4,

  name: 'foobar'

}

​

const spec = {

  nr: [[ nr => nr > 2, 'Nr has to be greater than 2' ]],

  name: [[ name => name.length > 4, 'Name has to be minimum lenght of 5!' ]]

}

​

const specialSpected = validate(successFn, failureFn)

​

const r1 = specialSpected(spec, data)

​

const isValid = input => Object.values(input).filter(x => x !== null).length === 0 

​

// or functional...

// const isValid = R.compose(R.isEmpty, R.filter(R.identity), R.values)

​

​

console.log(r1, isValid(r1))