Initial commit

flake.nix

@@ -0,0 +1,53 @@
+{
+  description = "A basic flake with a shell";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.fenix = {
+    url = "github:nix-community/fenix";
+    inputs.nixpkgs.follows = "nixpkgs";
+    inputs.rust-analyzer-src.follows = "";
+  };
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+  inputs.crane.url = "github:ipetkov/crane";
+  inputs.cargo-aoc.url = "github:traxys/aoc-tool";
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-utils,
+      crane,
+      fenix,
+      cargo-aoc,
+    }:
+    flake-utils.lib.eachDefaultSystem (
+      system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [ fenix.overlays.default ];
+        };
+        rust = pkgs.fenix.stable.defaultToolchain;
+        craneLib = crane.mkLib pkgs;
+      in
+      {
+        devShell = pkgs.mkShell {
+          nativeBuildInputs = [
+            rust
+            cargo-aoc.defaultPackage.${system}
+          ]
+          ++ (with pkgs; [
+            hyperfine
+            cargo-flamegraph
+            cargo-show-asm
+          ]);
+          RUST_PATH = "${rust}";
+          RUST_DOC_PATH = "${rust}/share/doc/rust/html/std/index.html";
+          AOC_YEAR = "2024";
+        };
+
+        defaultPackage = craneLib.buildPackage {
+          src = craneLib.cleanCargoSource ./.;
+        };
+      }
+    );
+}