Javascript Util Functions

// deepClone.js

x = { a: 1, b: 2, z: { c: 3, d: 4, y: { e: 5 } } }

const deepClone = (obj) => {
  if (typeof obj === "object" && obj !== null) {
    return Object
      .keys(obj)
      .map((key) => {
        return {
          [key]: deepClone(obj[key])
        };
      })
  } else {
    return obj
  }

}

console.log(JSON.stringify (deepClone(x)));