init

.envrc

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+if ! has nix_direnv_version || ! nix_direnv_version 3.1.0; then
+  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.1.0/direnvrc" "sha256-yMJ2OVMzrFaDPn7q8nCBZFRYpL/f0RcHzhmw/i6btJM="
+fi
+
+watch_file flake.nix
+watch_file flake.lock
+
+mkdir -p "$PWD/.devenv"
+DEVENV_ROOT_FILE="$PWD/.devenv/root"
+printf %s "$PWD" >"$DEVENV_ROOT_FILE"
+if ! use flake . --override-input devenv-root "file+file://$DEVENV_ROOT_FILE"; then
+  echo "devenv could not be built. The devenv environment was not loaded. Make the necessary changes to devenv.nix and hit enter to try again." >&2
+fi
+

.gitignore

@@ -0,0 +1 @@
+target

Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "example"
+version = "0.0.1"

Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "Checkers"
+description = "Game of checkers"
+version = "0.0.1"
+readme = "README.md"
+license = "gpl3"
+repository = "https://example.com"
+authors = [ "szymon-jozef" ]
+
+edition = "2024"
+
+[dependencies]

README.md

@@ -0,0 +1,2 @@
+# Game of checkers
+

flake.lock

@@ -0,0 +1,77 @@
+{
+  "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1785627969,
+        "narHash": "sha256-4dtXQk/NMePegK/nWp5NSeuZKLATItOq61lpEvmXqGw=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "427bf4bd9435fdf21321c8cc628c24efc14c0f7a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "import-tree": {
+      "locked": {
+        "lastModified": 1784254960,
+        "narHash": "sha256-iI88R3wHz8wTKQb5orvpc51L/Xr64AJyxid/0MKa/b8=",
+        "owner": "vic",
+        "repo": "import-tree",
+        "rev": "4ebb10ae17d5f1ad366e7aef5b92cb8eecf24f69",
+        "type": "github"
+      },
+      "original": {
+        "owner": "vic",
+        "repo": "import-tree",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1785571196,
+        "narHash": "sha256-KoTsyMQqnXQZq8deCEnu4QkyldkwH/bpMMhUcfMdGIw=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "148bab9c1c3c53136ecb44a6ea356a0ed5b39b06",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib": {
+      "locked": {
+        "lastModified": 1785031560,
+        "narHash": "sha256-OmshNvn2vupOFpYinLUu+1Dnpu4n7Q5N3ggGVNHpkUI=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "0e79af5e3d4dcfcd676ab5ba3f95d2e3352e078c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "import-tree": "import-tree",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,30 @@
+{
+  description = "Rust project template";
+
+  inputs = {
+    nixpkgs = {
+      url = "github:nixos/nixpkgs/nixos-unstable";
+    };
+
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    import-tree.url = "github:vic/import-tree";
+  };
+
+  outputs =
+    inputs:
+    inputs.flake-parts.lib.mkFlake { inherit inputs; } (
+      { ... }:
+      {
+        _module.args.metadata = fromTOML (builtins.readFile ./Cargo.toml);
+
+        systems = [
+          "x86_64-linux"
+          #"aarch64-darwin"
+        ];
+
+        imports = [
+          (inputs.import-tree ./nix)
+        ];
+      }
+    );
+}

nix/module.nix

@@ -0,0 +1,37 @@
+{ self, metadata, ... }:
+{
+  flake.nixosModules.default =
+    {
+      config,
+      lib,
+      pkgs,
+      ...
+    }:
+    let
+      cfg = config.programs.example;
+
+      inherit (lib)
+        mkEnableOption
+        mkOption
+        mkIf
+        ;
+
+      inherit (pkgs.stdenv.hostPlatform) system;
+
+    in
+    {
+      options.programs.example = {
+        enable = mkEnableOption metadata.package.name;
+
+        package = mkOption {
+          default = self.packages.${system}.default;
+          description = "Package to use";
+          type = lib.types.package;
+        };
+      };
+
+      config = mkIf cfg.enable {
+        environment.systemPackages = [ cfg.package ];
+      };
+    };
+}

nix/package.nix

@@ -0,0 +1,37 @@
+{ metadata, ... }:
+{
+  perSystem = { pkgs, lib, ... }: {
+    packages.default = (
+      pkgs.rustPlatform.buildRustPackage {
+        pname = metadata.package.name;
+        version = metadata.package.version;
+
+        src = lib.cleanSource ./..;
+
+        cargoLock.lockFile = ./../Cargo.lock;
+
+        # build deps
+        nativeBuildInputs = with pkgs; [
+          # cargo
+          # rustc
+          # already provided by buildRustPackage :p
+          pkg-config
+        ];
+
+        # runtime deps
+        buildInputs = with pkgs; [
+
+        ];
+
+        meta = {
+          description = metadata.package.description;
+          homepage = metadata.package.repository;
+          downloadPage = "https://example.com";
+          license = lib.licenses."${metadata.package.license}";
+          # platforms = lib.platforms.linux;
+          mainProgram = metadata.package.name;
+        };
+      }
+    );
+  };
+}

nix/shell.nix

@@ -0,0 +1,11 @@
+{
+  perSystem = { pkgs, config, ... }: {
+    devShells.default = pkgs.mkShell {
+      packages = with pkgs; [ ];
+
+      inputsFrom = [
+        (config.packages.default)
+      ];
+    };
+  };
+}

src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}