While JavaScript might not be the ideal language to write a production compiler, you might enjoy the “Create Your Own Compiler” tutorial that does an annotated walkthrough of “The Super Tiny Compiler” ...
The compiler analyzed it, optimized it, and emitted precisely the machine instructions you expected. Same input, same output.
The new React compiler is now in production use at Meta. Let's take a look under the hood and see how it works and what it might mean for the future of front-end development. React’s development team ...