chore: add pre-commit hooks

myypo · Aug 18, 2024 · 1c273cc · 1c273cc
1 parent 5ed68af
commit 1c273cc
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Showing 3 changed files with 172 additions and 83 deletions.
diff --git a/.gitignore b/.gitignore
@@ -1,5 +1,7 @@
 target
 result
 
+/.pre-commit-config.yaml
+
 lua/*
 !lua/.gitkeep 
diff --git a/flake.lock b/flake.lock
diff --git a/flake.nix b/flake.nix
@@ -1,7 +1,8 @@
 {
   inputs = {
     nixpkgs.url = "nixpkgs/nixos-unstable";
-    flake-utils.url = "github:numtide/flake-utils";
+
+    pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
 
     neovim-nightly-overlay.url = "github:nix-community/neovim-nightly-overlay";
     neovim-nightly-overlay.inputs.nixpkgs.follows = "nixpkgs";
@@ -11,61 +12,90 @@
   };
 
   outputs = inputs:
-    with inputs;
-      flake-utils.lib.eachDefaultSystem (
-        system: let
-          overlays = [fenix.overlays.default neovim-nightly-overlay.overlays.default];
-          pkgs = import nixpkgs {
-            inherit overlays system;
-          };
-        in {
-          packages = with pkgs; {
-            default = rustPlatform.buildRustPackage {
-              name = "compass";
-              src = lib.cleanSource ./.;
-              cargoLock = {
-                lockFile = ./Cargo.lock;
-                allowBuiltinFetchGit = true;
-              };
+    with inputs; let
+      forEachSupportedSystem = let
+        supportedSystems = ["x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin"];
+      in (
+        f:
+          nixpkgs.lib.genAttrs supportedSystems (
+            system:
+              f
+              (let
+                overlays = [fenix.overlays.default neovim-nightly-overlay.overlays.default];
+              in
+                import nixpkgs {inherit overlays system;})
+          )
+      );
+    in {
+      checks.pre-commit-check = forEachSupportedSystem (pkgs:
+        inputs.pre-commit-hooks.lib.${pkgs.system}.run {
+          src = ./.;
+          hooks = {
+            alejandra.enable = true;
 
-              doCheck = false;
+            rustfmt = {
+              enable = true;
+              packageOverrides.rustfmt = pkgs.fenix.complete.rustfmt;
+            };
+            clippy = {
+              enable = true;
+              packageOverrides.cargo = pkgs.fenix.complete.cargo;
+              packageOverrides.clippy = pkgs.fenix.complete.clippy;
+              settings.allFeatures = true;
+              settings.denyWarnings = true;
+            };
+          };
+        });
 
-              nativeBuildInputs = [
-                pkg-config
-                rustPlatform.bindgenHook
-              ];
+      packages = forEachSupportedSystem (pkgs:
+        with pkgs; {
+          default = rustPlatform.buildRustPackage {
+            name = "compass";
+            src = lib.cleanSource ./.;
+            cargoLock = {
+              lockFile = ./Cargo.lock;
             };
+
+            doCheck = false;
+
+            nativeBuildInputs = [
+              pkg-config
+              rustPlatform.bindgenHook
+            ];
           };
+        });
 
-          devShells = with pkgs; {
-            default =
-              mkShell.override {
-                stdenv = stdenvAdapters.useMoldLinker clangStdenv;
-              }
-              mkShell {
-                packages = [
-                  openssl
-                  pkg-config
+      devShells = forEachSupportedSystem (pkgs:
+        with pkgs; {
+          default =
+            mkShell.override {
+              stdenv = stdenvAdapters.useMoldLinker clangStdenv;
+            }
+            {
+              inherit (self.checks.pre-commit-check.${pkgs.system}) shellHook;
 
-                  neovim
+              packages = [
+                openssl
+                pkg-config
 
-                  rust-analyzer-nightly
+                neovim
 
-                  rustPlatform.bindgenHook
+                rust-analyzer-nightly
 
-                  (fenix.complete.withComponents [
-                    "cargo"
-                    "clippy"
-                    "rust-src"
-                    "rust-std"
-                    "rustc"
-                    "rustfmt"
-                  ])
+                rustPlatform.bindgenHook
 
-                  cargo-watch
-                ];
-              };
-          };
-        }
-      );
+                (fenix.complete.withComponents [
+                  "cargo"
+                  "clippy"
+                  "rust-src"
+                  "rust-std"
+                  "rustc"
+                  "rustfmt"
+                ])
+
+                cargo-watch
+              ];
+            };
+        });
+    };
 }