moy-fp/src/Object/lensPath.js

A functional programming library.

import curry from '../Function/curry'
import lens from './lens'
import path from './path'
import assocPath from './assocPath'

/**
 * [k] -> Lens s a
 * Lens s a = Functor f => (a -> f a) -> s -> f s 
 */
const lensPath = curry(
  p => lens(path(p))(assocPath(p))
)

export default lensPath