It'd be interesting to explore something similar to the bitstring[1] library for Ocaml. Where should one start if exploring syntax extensions for Rust. I haven'

It'd be interesting to explore something similar to the bitstring[1] library for Ocaml. Where should one start if exploring syntax extensions for Rust. I haven't looked into rust in a while now so i'm not sure how far one can get with macros these days. [1] https://github.com/xguerin/bitstring https://github.com/xguerin/bitstring