Add flattenObject, unflattenObject

Tagged and tested. Quite complex methods btw.

test/unflattenObject/unflattenObject.js

@@ -0,0 +1,19 @@
+const unflattenObject = obj =>
+Object.keys(obj).reduce((acc, k) => {
+if (k.indexOf('.') !== -1) {
+const keys = k.split('.');
+Object.assign(
+acc,
+JSON.parse(
+'{' +
+keys
+.map((v, i) => (i !== keys.length - 1 ? `"${v}":{` : `"${v}":`))
+.join('') +
+obj[k] +
+'}'.repeat(keys.length)
+)
+);
+} else acc[k] = obj[k];
+return acc;
+}, {});
+module.exports = unflattenObject;

test/unflattenObject/unflattenObject.test.js

@@ -0,0 +1,14 @@
+const test = require('tape');
+const unflattenObject = require('./unflattenObject.js');
+
+test('Testing unflattenObject', (t) => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  t.true(typeof unflattenObject === 'function', 'unflattenObject is a Function');
+  t.deepEqual(unflattenObject({ 'a.b.c': 1, d: 1 }), { a: { b: { c: 1 } }, d: 1 }, 'Unflattens an object with the paths for keys');
+  //t.deepEqual(unflattenObject(args..), 'Expected');
+  //t.equal(unflattenObject(args..), 'Expected');
+  //t.false(unflattenObject(args..), 'Expected');
+  //t.throws(unflattenObject(args..), 'Expected');
+  t.end();
+});