flake wrapper, dev shell & direnv to autoload shell

2026-09-09 16:06:26 +02:00 · 2025-03-29 13:23:02 +01:00
parent 2d93d427c2
commit d2576f776c
3 changed files with 300 additions and 0 deletions
@@ -0,0 +1,60 @@
+{
+  description = "A basic gomod2nix flake with pre-commit hooks";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    gomod2nix.url = "github:nix-community/gomod2nix";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    devshell.url = "github:numtide/devshell";
+    git-hooks.url = "github:cachix/git-hooks.nix";
+  };
+
+  outputs = inputs:
+    inputs.flake-parts.lib.mkFlake {inherit inputs;} {
+      systems = [
+        "aarch64-darwin"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "x86_64-linux"
+      ];
+
+      imports = [
+        inputs.devshell.flakeModule
+        inputs.git-hooks.flakeModule
+      ];
+
+      perSystem = {pkgs, ...}: {
+        pre-commit.settings.hooks = {
+          alejandra.enable = true;
+          deadnix.enable = true;
+          gofmt.enable = true;
+        };
+
+        devshells.default = let
+          version = "1.23.4";
+          go = pkgs.go.overrideAttrs {
+            name = "go-${version}";
+            inherit version;
+            src = pkgs.fetchFromGitHub {
+              owner = "golang";
+              repo = "go";
+              rev = "refs/tags/go${version}";
+              hash = "sha256-rRlln7DluZ0CCmjoHWrXwHxrIIHzd7X6AnEIbSu8Kio=";
+            };
+          };
+        in {
+          packages = with pkgs; [
+            deadnix
+            alejandra
+            go
+          ];
+          env = [
+            {
+              name = "NIX_CONFIG";
+              value = "experimental-features = nix-command flakes";
+            }
+          ];
+        };
+      };
+    };
+}