feat(nix): Switch to Nix for builds

.gitlab-ci.yml

@@ -5,15 +5,15 @@ stages:
   - test
 
 .rust_template: &rust_template
+  tags:
+    - nix
   before_script:
     - export CARGO_HOME="$CI_PROJECT_DIR/cargo"
-    - rustup --version
-    - rustc --version
-    - cargo --version
+    - nix develop -c rustc --version
+    - nix develop -c cargo --version
 
 rust-nightly:
   stage: build
-  image: rustlang/rust:nightly
   needs: []
   cache:
     key: "$CI_COMMIT_REF_SLUG"
@@ -22,11 +22,10 @@ rust-nightly:
       - target/
   <<: *rust_template
   script:
-    - cargo build --verbose
+    - nix develop -c cargo build --verbose
 
 rust-nightly-test:
   stage: test
-  image: rustlang/rust:nightly
   needs:
     - rust-nightly
   cache:
@@ -37,11 +36,10 @@ rust-nightly-test:
     policy: pull
   <<: *rust_template
   script:
-    - cargo test --verbose -j 1
+    - nix develop -c cargo test --verbose -j 1
 
 rust-nightly-fmt:
   stage: format
-  image: rustlang/rust:nightly
   needs: []
   cache:
     key: "$CI_COMMIT_REF_SLUG"
@@ -51,11 +49,10 @@ rust-nightly-fmt:
     policy: pull
   <<: *rust_template
   script:
-    - cargo fmt --all --verbose -- --check
+    - nix develop -c cargo fmt --all --verbose -- --check
 
 rust-nightly-clippy:
   stage: lint
-  image: rustlang/rust:nightly
   needs:
     - rust-nightly
   cache:
@@ -65,11 +62,10 @@ rust-nightly-clippy:
       - target/
   <<: *rust_template
   script:
-    - cargo clippy --all --tests --verbose -- -D warnings
+    - nix develop -c cargo clippy --all --tests --verbose -- -D warnings
 
 pages:
   stage: build
-  image: rustlang/rust:nightly
   needs:
     - rust-nightly
   cache:
@@ -80,10 +76,10 @@ pages:
     policy: pull
   <<: *rust_template
   script:
-    - cargo doc --no-deps
+    - nix develop -c cargo doc --no-deps
     - rm -rf public
     - mkdir public
     - cp -R target/doc/* public
   artifacts:
     paths:
-    - public
\ No newline at end of file
+    - public

flake.lock

+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "naersk": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1736429655,
+        "narHash": "sha256-BwMekRuVlSB9C0QgwKMICiJ5EVbLGjfe4qyueyNQyGI=",
+        "owner": "nix-community",
+        "repo": "naersk",
+        "rev": "0621e47bd95542b8e1ce2ee2d65d6a1f887a13ce",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "naersk",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1737370608,
+        "narHash": "sha256-hFA6SmioeqvGW/XvZa9bxniAeulksCOcj3kokdNT/YE=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "300081d0cc72df578b02d914df941b8ec62240e6",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1737299813,
+        "narHash": "sha256-Qw2PwmkXDK8sPQ5YQ/y/icbQ+TYgbxfjhgnkNJyT1X8=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "107d5ef05c0b1119749e381451389eded30fb0d5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-24.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "naersk": "naersk",
+        "nixpkgs": "nixpkgs_2"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

+{
+  inputs = {
+    flake-utils.url = "github:numtide/flake-utils";
+    naersk.url = "github:nix-community/naersk";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.11";
+  };
+
+  outputs = {
+    self,
+    flake-utils,
+    naersk,
+    nixpkgs,
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = (import nixpkgs) {
+          inherit system;
+        };
+
+        naersk' = pkgs.callPackage naersk {};
+      in {
+        defaultPackage = naersk'.buildPackage {
+          src = ./.;
+          buildInputs = with pkgs; [];
+          nativeBuildInputs = with pkgs; [ pkg-config ];
+        };
+
+        devShell = pkgs.mkShell {
+          buildInputs = with pkgs; [];
+          nativeBuildInputs = with pkgs; [
+            rustc
+            cargo
+            rustfmt
+            rust-analyzer
+            pkg-config
+            clippy
+            cargo-tarpaulin
+          ];
+        };
+
+        formatter = nixpkgs.legacyPackages.${system}.alejandra;
+      }
+    );
+}
+