[domh]

This is similar to Deno Sandbox[1] which was announced a couple of weeks back. Apparently also something similar is done with fly.io's tokenizer[2][3]

[1]: https://deno.com/blog/introducing-deno-sandbox

[2]: https://news.ycombinator.com/item?id=46874959

[3]: https://github.com/superfly/tokenizer