feat: setup cargo workspace

Author: pranc1ngpegasus

Cargo.lock

@@ -0,0 +1,27 @@
+[workspace]
+members = []
+resolver = "3"
+
+[workspace.dependencies]
+
+[workspace.lints.clippy]
+all = "deny"
+expect_used = "deny"
+nursery = "deny"
+panic = "deny"
+pedantic = "deny"
+todo = "deny"
+unimplemented = "deny"
+unwrap_used = "deny"
+
+[workspace.lints.rust]
+future_incompatible = "deny"
+unsafe_code = "deny"
+unused = "deny"
+
+[workspace.metadata.crane]
+name = "labs"
+
+[workspace.package]
+edition = "2024"
+version = "0.0.0"

Cargo.toml

@@ -7,6 +7,9 @@
     git-hooks.inputs.nixpkgs.follows = "nixpkgs";
     treefmt-nix.url = "github:numtide/treefmt-nix";
     treefmt-nix.inputs.nixpkgs.follows = "nixpkgs";
+    rust-overlay.url = "github:oxalica/rust-overlay";
+    rust-overlay.inputs.nixpkgs.follows = "nixpkgs";
+    crane.url = "github:ipetkov/crane";
   };
 
   outputs =
@@ -26,17 +29,42 @@
           system,
           ...
         }:
+        let
+          rustToolchain = pkgs.rust-bin.stable.latest.default;
+          craneLib = (inputs.crane.mkLib pkgs).overrideToolchain rustToolchain;
+          src = pkgs.lib.cleanSourceWith { src = ./.; };
+          commonArgs = {
+            inherit src;
+            strictDeps = true;
+          };
+          cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+        in
         {
           _module.args.pkgs = import inputs.nixpkgs {
             inherit system;
+            overlays = [ inputs.rust-overlay.overlays.default ];
           };
 
-          checks = { };
+          checks = {
+            clippy = craneLib.cargoClippy {
+              inherit
+                src
+                cargoArtifacts
+                ;
+              cargoClippyExtraArgs = "--all-targets --all-features -- --deny warnings";
+            };
+            test = craneLib.cargoTest {
+              inherit
+                src
+                cargoArtifacts
+                ;
+            };
+          };
 
           devShells.default = pkgs.mkShellNoCC {
             inputsFrom = [ config.pre-commit.devShell ];
 
-            packages = [ ];
+            packages = [ rustToolchain ];
           };
 
           packages = { };
@@ -56,6 +84,8 @@
             projectRootFile = "flake.nix";
             programs = {
               nixfmt.enable = true;
+              rustfmt.enable = true;
+              rustfmt.package = rustToolchain;
               yamlfmt.enable = true;
             };
           };