nested-functions.js

let innocentVariable = "princess";

function innocentFunction(param) {
  console.log(`innocent function is running`);
  console.log(`who is ${param}`);
  console.log(
    "innocent function removed from the callback and not calling another function"
  );
}

function badFunction() {
  console.log("bad function is running");
  let badVariable = `crazy ${innocentVariable}`;
  console.log("innocent function is called");
  innocentFunction(badVariable);
  console.log("bad function is removed from the callstack");
}

function goodFunction(param) {
  console.log("good function is running");
  let goodVariable = `smart ${param}`;
  console.log("good func is removed from the callback");
  return goodVariable;
}

console.log("bad function is called");
badFunction();
innocentFunction(goodFunction(innocentVariable));