nix shell for rust projects

shell.nix

{
  pkgs ? import <nixpkgs> { },
  ...
}:

let
  fenix = import (fetchTarball "https://github.com/nix-community/fenix/archive/main.tar.gz") { };
  rustToolchain = fenix.fromToolchainFile { dir = ./.; };
in


pkgs.mkShell {
  buildInputs = with pkgs; [
    clang
    clang-tools
    rustToolchain
  ];
  LIBCLANG_PATH = "${pkgs.llvmPackages.libclang.lib}/lib";
  RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
}