types.js

// ------lib------
const getType = (o) => {
  return Object.prototype.toString.call(o).slice(8,-1).toLocaleLowerCase()
}

const types = () => {
  const func = (val) => getType(val) === 'function'
  const number = (val) => getType(val) === 'number'
  const string = (val) => getType(val) === 'string'
  const bool = (val) => getType(val) === 'boolean'
  const arrayOf = (type) => (val) => getType(val) === 'array' && type(val[0])
  const objectOf = (obj) => (val) => Object.entries(obj).every(([key, value]) => value(val[key]))
  const oneOfType = (types) => (val) => types.some(type => type(val))

  return {
    func,
    number,
    string,
    bool,
    arrayOf,
    objectOf,
    oneOfType,
  }
}

const createFunc = (...types) => (fn) => (...param) => {
  const isValid = types.every((type, i) => type(param[i]))
  if (isValid === false) {
    console.error('type is not valid')
    return
  }
  fn(...param)
}

const createFuncR = (...types) => (...param) => (fn) => createFuncType(...types)(fn)(...param)

// ------used------
/*
const t = types()

const Preson = t.objectOf({
  id: t.number,
  name: t.string,
})

const Personal = t.arrayOf(Preson)

const personal = [
  {id: 1, name: 'Alex'},
  {id: 1, name: 'Joh'}
]

const logPersonal = createFunc(Personal, t.bool)((p1, p2) => {
  console.log(p1, p2)
})

logPersonal(personal, true)


*/