flake.nix

{
  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
    fenix = {
      url = "github:nix-community/fenix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = { self, nixpkgs, fenix, flake-utils, ... }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import nixpkgs { inherit system; };
        rust = fenix.packages."${system}";
      in
      {
        devShell = pkgs.mkShell {
          buildInputs = with pkgs; [
            (rust.complete.withComponents [
              "cargo"
              "clippy"
              "rustc"
              "rustfmt"
              "rust-src"
              "miri"
              "rust-analyzer"
            ])
            cargo-readme
            gnused
          ];
        };
      }
    );
}