var _ = require('lodash')

let dragons = [
  { name: 'fluffykins', element: 'lighning' },
  { name: 'noomi', element: 'lightning' },
  { name: 'karo', element: 'fire' },
  { name: 'doomer', element: 'timewarp' }
]

let hasElement =
  _.curry((element, obj) => obj.element === element) // Curring the function

let lightingDragon =
  dragon.filter(hasElement('lightning') // removing x parameters because the function was currying

console.log(lightningDragon)