This JavaScript thing might just catch on. The world's most popular programming language is starting to look like a real programming language, with classes, modules, promises and more. There's even a ...

The TypeScript language accepts JavaScript as valid, but offers the additional options of type annotations, type checking at compile time, classes, and modules.

Currently, modules must be recompiled to work with new versions of Node.js and the JavaScript engine, which traditionally has been Google’s V8 engine.