Object as HOF

example.js

// HOFCreator.js -----------
const HOFCreator = {
  createProxy(methods, dataContext) {
    const handler = {
      apply (_, __, property) {
        return function (...args) {
          return methods[property].call(dataContext, ...args)
        }
      },
    }

    return new Proxy(() => {}, handler)
  }
}
// -------------------------


// Person.js ---------------
const PersonMethods = {
  getFullName () {
    return this.name + ' ' + this.lastName
  },
  setFirstName (name) {
    this.name = name
  },
  setLastName (lastName) {
    this.lastName = lastName
  }
}

function Person (name, lastName) {
  const PersonContext = {name, lastName}

  return HOFCreator.createProxy(PersonMethods, PersonContext)
}
// -------------------------


// main.js -----------------
const person = Person('Hugo', 'Azevedo')

console.log(person('getFullName')()) // 'Hugo Azevedo'

person('setFirstName')('Me segue no twitter')
person('setLastName')('@hugoidont')

console.log(person('getFullName')()) // 'Me segue no twitter: @hugoidont'
// -------------------------