eachLeaf - Recursively process each leaf in JavaScript object

each-leaf.js

import each from 'lodash/each';

const eachLeafInner = (collection, iteratee, key) => {
  if (collection && typeof collection === 'object') {
    each(collection, (value, key) => {
      eachLeafInner(value, iteratee, key);
    })
  } else if (key !== undefined) {
    iteratee(collection, key)
  }
}

const eachLeaf = (collection, iteratee) => {
  eachLeafInner(collection, iteratee);
}