Testing JavaScript Code in Sublime Text with Node.js

Testing JavaScript code can easily be done now with today’s browser in console mode. If you want to this within an IDE like Sublime Text from the press of a button, read on.

The first thing you’ll need is a JavaScript interpreter like Node.js. Get it from http://nodejs.org/ . Then in Sublime Text go to:

Tool -> Build System -> New Build System

Create a new build system file. In this example, we’ll use JavaScript.sublime-build

By default, it’ll create it under the path:

C:\Users\Dan\AppData\Roaming\Sublime Text 2\Packages\User

Once you do that, configure the build file using the settings from the Sublime Text official docs.

So your config file will look like this:

{
  "cmd": ["C:/Program Files (x86)/nodejs/node.exe", "-p", "$file"]  
}

and that should be it.

So now when you press F7, the build system will run and the output will be shown like so: