tracing

This post is part of a series of posts covering features in WebStorm 9 EAP: WebStorm EAP is open! Live Edit updates in WebStorm 9 - What's new? JavaScript Postfix Completion Spy-js, our "secret agent", has done a great job at tracing, debugging and profiling front-end JavaScript code. With WebStorm 9 EAP, we're expanding its job: there is no back-end Node.js code our 007 can't infiltrate. As a refresher, spy-js was introduced with WebStorm 8. It allows tracing our code without resorting to console.log, debugging it without breakpoints and profiling it without any specialized too

Introduction What is the difference between Orem, Utah, USA; Munich, Germany; Gold Coast, Queensland, Australia; and St. Petersburg, Russia? Well, they are thousands of kilometers apart, span 3 climate zones from continental to subtropical, and only one of them is home to kangaroos. What do these places share in common? They are all home to the team behind WebStorm 8. But there are things more puzzling than that. For example, have you ever suspected it's possible to trace your code without console.log, debug it without breakpoints, and profile it without JavaScript execution engine specific to