@ahsolo/lotide/countOnly.js

lotide assignment for Lighthouse Labs coding bootcamp

// allItems: an array of strings that we need to look through
// itemsToCount: an object specifying what to count
const countOnly = function(allItems, itemsToCount) {
  const results = {};
  for (const item of allItems) {
    if (itemsToCount[item]) results[item] = (results[item] || 0 ) + 1;
  }
  return results;
}

module.exports = countOnly;