Switch to using crane

flake.lock

@@ -1,5 +1,46 @@
 {
   "nodes": {
+    "crane": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "flake-utils": [
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1692750383,
+        "narHash": "sha256-n5P5HOXuu23UB1h9PuayldnRRVQuXJLpoO+xqtMO3ws=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "ef5d11e3c2e5b3924eb0309dba2e1fea2d9062ae",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1673956053,
+        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
@@ -20,25 +61,52 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1693029596,
+        "lastModified": 1693028636,
-        "narHash": "sha256-jFSmUmXjxBMNYAC+oC3ZfgeNveGd0cjPdu6SXvzSexE=",
+        "narHash": "sha256-WOG42JO/yyvgYK3jQktDEy2qtZI7R+s3Lo4Y9gBr6XM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "203f0a1f3a41e67f2161aa50acff2a76f32a3f91",
+        "rev": "e61ea96d43505ba0d2c066134eb9d67cadfddce7",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
     "root": {
       "inputs": {
+        "crane": "crane",
         "flake-utils": "flake-utils",
         "nixpkgs": "nixpkgs"
       }
     },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": [
+          "crane",
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "crane",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1691374719,
+        "narHash": "sha256-HCodqnx1Mi2vN4f3hjRPc7+lSQy18vRn8xWW68GeQOg=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "b520a3889b24aaf909e287d19d406862ced9ffc9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
     "systems": {
       "locked": {
         "lastModified": 1681028828,

flake.nix

@@ -1,25 +1,34 @@
 {
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
     flake-utils.url = "github:numtide/flake-utils";
+
+    crane.url = "github:ipetkov/crane";
+    crane.inputs = {
+      nixpkgs.follows = "nixpkgs";
+      flake-utils.follows = "flake-utils";
+    };
   };
 
-  outputs = inputs@{ self, nixpkgs, flake-utils, ... }:
+  outputs = { self, nixpkgs, crane, flake-utils, ... }:
     flake-utils.lib.eachDefaultSystem (system:
       let pkgs = import nixpkgs { inherit system; };
+          craneLib = crane.lib.${system};
       in {
-        packages.ggelo = pkgs.rustPlatform.buildRustPackage {
+        packages.ggelo = craneLib.buildPackage {
           pname = "ggelo";
           version = "0.1.0";
           src = ./.;
           cargoBuildFlags = "-p cli";
-          cargoLock.lockFile = ./Cargo.lock;
 
           nativeBuildInputs = [ pkgs.pkg-config ];
           PKG_CONFIG_PATH = "${pkgs.openssl.dev}/lib/pkgconfig";
+
+          doCheck = true;
         };
 
         packages.default = self.packages.${system}.ggelo;
+        checks.default = self.packages.${system}.ggelo;
 
         devShells.default = pkgs.mkShell {
           inputsFrom = [ self.packages.${system}.ggelo ];