feat: crane

Signed-off-by: Christina Sørensen <christina@cafkafk.com>

flake.lock

@@ -1,5 +1,62 @@
 {
   "nodes": {
+    "advisory-db": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1714183630,
+        "narHash": "sha256-1BVft7ggSN2XXFeXQjazU3jN9wVECd9qp2mZx/8GDMk=",
+        "owner": "rustsec",
+        "repo": "advisory-db",
+        "rev": "35e7459a331d3e0c585e56dabd03006b9b354088",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rustsec",
+        "repo": "advisory-db",
+        "type": "github"
+      }
+    },
+    "crane": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1715274763,
+        "narHash": "sha256-3Iv1PGHJn9sV3HO4FlOVaaztOxa9uGLfOmUWrH7v7+A=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "27025ab71bdca30e7ed0a16c88fd74c5970fc7f5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": []
+      },
+      "locked": {
+        "lastModified": 1715581585,
+        "narHash": "sha256-/JjvIn1NXW3yOaDcD8Me987/QcXjo+rhg+uThasPAnI=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "2c4905096782e8e908205e7fa54ef987fba62793",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "inputs": {
         "systems": [
@@ -38,11 +95,38 @@
     },
     "root": {
       "inputs": {
+        "advisory-db": "advisory-db",
+        "crane": "crane",
+        "fenix": "fenix",
         "flake-utils": "flake-utils",
         "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay",
         "systems": "systems"
       }
     },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": [
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1715652909,
+        "narHash": "sha256-aCLEDvzL1j51Rf2mCFOqK1mieMO3pAn5ItCIdr5h2LA=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "1d8fcbbfcfd3476c2665384a46ee9d07ef2b4dd9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
     "systems": {
       "locked": {
         "lastModified": 1681028828,

flake.nix

@@ -8,38 +8,156 @@
         systems.follows = "systems";
       };
     };
+    crane = {
+      url = "github:ipetkov/crane";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs = {
+        nixpkgs.follows = "nixpkgs";
+        flake-utils.follows = "flake-utils";
+      };
+    };
+    fenix = {
+      url = "github:nix-community/fenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.rust-analyzer-src.follows = "";
+    };
+    advisory-db = {
+      url = "github:rustsec/advisory-db";
+      flake = false;
+    };
   };
 
   outputs = {
+    self,
     flake-utils,
     nixpkgs,
+    crane,
+    rust-overlay,
+    advisory-db,
+    fenix,
     ...
   }:
     flake-utils.lib.eachDefaultSystem (
       system: let
-        pkgs = (import nixpkgs) {
+        pkgs = nixpkgs.legacyPackages.${system};
         inherit system;
-        };
+        inherit (pkgs) lib;
-      in {
+        overlays = [ (import rust-overlay) ];
-        packages.default = pkgs.rustPlatform.buildRustPackage {
-          pname = "since";
-          version = "0.0.1";
 
-          cargoHash = "sha256-9sA6eHkJAFB4PRX7SG5RQXAGi5RRd8m3cPien/H/1fU=";
+        craneLib = crane.lib.${system};
+        src = craneLib.cleanCargoSource (craneLib.path ./.);
 
-          checkFlags = [
+        # Common arguments can be set here to avoid repeating them later
-            "--skip=utils::tests::parse_timestamp_h"
+        commonArgs = {
-            "--skip=utils::tests::parse_timestamp_hm"
+          inherit src;
-            "--skip=utils::tests::parse_timestamp_hms"
+          strictDeps = true;
-          ];
+
+          cargoTestExtraArgs = 
+            "-- " +
+            " --skip=utils::tests::parse_timestamp_h" +
+            " --skip=utils::tests::parse_timestamp_hm" +
+            " --skip=utils::tests::parse_timestamp_hms";
 
           cargoCheckFlags = ["--show-output"];
 
-          TZ = "CET";
+          buildInputs = [
-          RUST_BACKTRACE = 1;
+            # Add additional build inputs here
+          ] ++ lib.optionals pkgs.stdenv.isDarwin [
+            # Additional darwin specific inputs can be set here
+            pkgs.libiconv
+          ];
 
-          src = ./.;
+          # Additional environment variables can be set directly
+          # MY_CUSTOM_VAR = "some value";
         };
-      }
+
-    );
+        craneLibLLvmTools = craneLib.overrideToolchain
+          (fenix.packages.${system}.complete.withComponents [
+            "cargo"
+            "llvm-tools"
+            "rustc"
+          ]);
+
+        # Build *just* the cargo dependencies, so we can reuse
+        # all of that work (e.g. via cachix) when running in CI
+        cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+
+        # Build the actual crate itself, reusing the dependency
+        # artifacts from above.
+        since = craneLib.buildPackage (commonArgs // {
+          inherit cargoArtifacts;
+        });
+      in {
+        checks = {
+          # Build the crate as part of `nix flake check` for convenience
+          inherit since;
+
+          # Run clippy (and deny all warnings) on the crate source,
+          # again, reusing the dependency artifacts from above.
+          #
+          # Note that this is done as a separate derivation so that
+          # we can block the CI if there are issues here, but not
+          # prevent downstream consumers from building our crate by itself.
+          since-clippy = craneLib.cargoClippy (commonArgs // {
+            inherit cargoArtifacts;
+            cargoClippyExtraArgs = "--all-targets -- --deny warnings";
+          });
+
+          since-doc = craneLib.cargoDoc (commonArgs // {
+            inherit cargoArtifacts;
+          });
+
+          # Check formatting
+          since-fmt = craneLib.cargoFmt {
+            inherit src;
+          };
+
+          # Audit dependencies
+          since-audit = craneLib.cargoAudit {
+            inherit src advisory-db;
+          };
+
+          # Audit licenses
+          since-deny = craneLib.cargoDeny {
+            inherit src;
+          };
+
+          # Run tests with cargo-nextest
+          # Consider setting `doCheck = false` on `my-crate` if you do not want
+          # the tests to run twice
+          since-nextest = craneLib.cargoNextest (commonArgs // {
+            inherit cargoArtifacts;
+            partitions = 1;
+            partitionType = "count";
+          });
+        };
+
+        packages = {
+          default = since;
+        } // lib.optionalAttrs (!pkgs.stdenv.isDarwin) {
+          since-llvm-coverage = craneLibLLvmTools.cargoLlvmCov (commonArgs // {
+            inherit cargoArtifacts;
+          });
+        };
+
+        apps.default = flake-utils.lib.mkApp {
+          drv = since;
+        };
+
+        devShells.default = craneLib.devShell {
+          # Inherit inputs from checks.
+          checks = self.checks.${system};
+
+          # Additional dev-shell environment variables can be set directly
+          # MY_CUSTOM_DEVELOPMENT_VAR = "something else";
+
+          # Extra inputs can be added here; cargo and rustc are provided by default.
+          packages = [
+            # pkgs.ripgrep
+          ];
+        };
+      });
 }