How to debug child Node.JS process in Visual Studio Code?

Question

How to debug child Node.JS process in VS Code?
Here is the example of the code that I'm trying to debug:

var spawn = require('child_process').spawn;
var scriptPath = './child-script.js';
var runner_ = spawn('node', [scriptPath]);

Answer 1

In your launch configuration add "autoAttachChildProcesses": true like shown below

{
  "type": "node",
  "request": "launch",
  "name": "Launch Program",
  "autoAttachChildProcesses": true,
  "program": "${workspaceFolder}/index.js"
}