It is shadowing (though it could be converted into mutation by a sufficiently smart compiler...). ReasonML does something similar with their take on Ocaml. htt

It is shadowing (though it could be converted into mutation by a sufficiently smart compiler...). ReasonML does something similar with their take on Ocaml. https://reasonml.github.io/docs/en/let-binding https://reasonml.github.io/docs/en/let-binding