nish/flake.nix

{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
    rust-overlay = {
      url = "github:oxalica/rust-overlay";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    crane.url = "github:ipetkov/crane";

    advisory-db = {
      url = "github:rustsec/advisory-db";
      flake = false;
    };
  };
  outputs = {
    self,
    nixpkgs,
    flake-utils,
    rust-overlay,
    crane,
    advisory-db,
  }:
    flake-utils.lib.eachDefaultSystem
    (
      system: let
        overlays = [(import rust-overlay)];
        pkgs = import nixpkgs {
          inherit system overlays;
        };

        rustToolchain = pkgs.pkgsBuildHost.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml;
        craneLib = (crane.mkLib pkgs).overrideToolchain rustToolchain;
        src = craneLib.cleanCargoSource ./.;

        nativeBuildInputs = with pkgs; [rustToolchain pkg-config];
        buildInputs = with pkgs; [udev];

        commonArgs = {
          inherit src buildInputs nativeBuildInputs;
        };

        cargoArtifacts = craneLib.buildDepsOnly commonArgs;
        bin = craneLib.buildPackage (commonArgs // {inherit cargoArtifacts;});
      in
        with pkgs; {
          checks = {
            inherit bin;
            clippy = craneLib.cargoClippy (commonArgs
              // {
                inherit cargoArtifacts;
                cargoClippyExtraArgs = "--all-targets -- --deny warnings";
              });
            coverage = craneLib.cargoTarpaulin (commonArgs // {inherit cargoArtifacts;});
            fmt = craneLib.cargoFmt {inherit src;};
            audit = craneLib.cargoAudit {
              inherit src advisory-db;
            };
          };

          packages = {
            default = bin;
          };

          apps = rec {
            default = flake-utils.lib.mkApp {drv = bin;};
          };

          devShells.default = craneLib.devShell {
            checks = self.checks.${system};
            packages = [];
          };
        }
    );
}