Add flattenObject, unflattenObject

Tagged and tested. Quite complex methods btw.

test/flattenObject/flattenObject.js

@@ -0,0 +1,12 @@
+const flattenObject = (obj, prefix = '') =>
+Object.keys(obj).reduce((acc, k) => {
+const pre = prefix.length ? (prefix + '.') : '';
+if (typeof obj[k] === 'object')
+Object.assign(
+acc,
+flattenObject(obj[k], pre + k)
+);
+else acc[pre + k] = obj[k];
+return acc;
+}, {});
+module.exports = flattenObject;

test/flattenObject/flattenObject.test.js

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