'TypeError: is not a function' in Node.js

Question

I\'m getting the error while running the following code in Node.js

var assert = require(\'assert\');
var request = require(\'request\');
var index = require(\'./         


        

Answer 1

This is happening because two files are referencing each other i.e You are calling function (s) from file A in file B and vice versa which is called Circular Dependency.