Update

devenv/templates/elm/flake.nix

@@ -38,7 +38,7 @@
             packages =
               # We require these binaries to interact with their CLI
               (with pkgs.elmPackages; [elm-land elm-review elm-test])
-              ++ (with pkgs; [just tailwindcss tailwindcss-language-server parallel]);
+              ++ (with pkgs; [alejandra just tailwindcss tailwindcss-language-server parallel]);
             pre-commit.hooks = {
               elm-format.enable = true;
               elm-review.enable = false;

devenv/templates/elm/justfile

@@ -1,4 +1,7 @@
-all: build
+all: fmt build
+
+fmt:
+  find . -name "*.nix" | xargs alejandra
 
 build:
   elm-land build

devenv/templates/go/.envrc

@@ -0,0 +1 @@
+use flake . --impure

devenv/templates/go/.gitignore

@@ -0,0 +1,3 @@
+/.devenv
+/.direnv
+/.pre-commit-config.yaml

devenv/templates/go/flake.nix

@@ -0,0 +1,43 @@
+{
+  description = "Rust nixity";
+
+  inputs = {
+    devenv.url = "github:cachix/devenv";
+    nixities.url = "github:ereslibre/nixities";
+    systems.url = "github:nix-systems/default";
+  };
+
+  outputs = {
+    self,
+    devenv,
+    nixities,
+    systems,
+    ...
+  } @ inputs: let
+    eachSystem = nixities.nixpkgs.lib.genAttrs (import systems);
+  in {
+    devShells = eachSystem (system: let
+      pkgs = import nixities.nixpkgs {inherit system;};
+    in {
+      # The default devShell
+      default = devenv.lib.mkShell {
+        inherit pkgs;
+        inputs.nixpkgs = nixities.nixpkgs;
+        modules = [
+          ({
+            pkgs,
+            lib,
+            ...
+          }: {
+            languages.go.enable = true;
+            packages = with pkgs; [alejandra just openssl pkg-config];
+            pre-commit.hooks.gofmt.enable = true;
+          })
+        ];
+      };
+      # Example of another devShell directly forwarded from the
+      # devShells that nixities exposes
+      # inherit (nixities.devShells.${system}) wasm;
+    });
+  };
+}

devenv/templates/go/justfile

@@ -0,0 +1,11 @@
+all: fmt build test
+
+fmt:
+  find . -name "*.nix" | xargs alejandra
+  go fmt ./...
+
+build:
+  go build ./...
+
+test:
+  go test ./...

devenv/templates/jupyter/flake.nix

@@ -27,7 +27,7 @@
         inputs.nixpkgs = nixities.nixpkgs;
         modules = [
           ({pkgs, ...}: {
-            packages = with pkgs; [just];
+            packages = with pkgs; [alejandra just];
             scripts = {
               start-notebook.exec = "nix run . -- --ip 0.0.0.0";
             };

devenv/templates/microvm/flake.nix

@@ -29,7 +29,7 @@
         inputs.nixpkgs = nixities.nixpkgs;
         modules = [
           ({pkgs, ...}: {
-            packages = with pkgs; [just];
+            packages = with pkgs; [alejandra just];
           })
         ];
       };

devenv/templates/microvm/justfile

@@ -3,4 +3,7 @@ run: (run-arch "$(nix eval --impure --raw --expr 'builtins.currentSystem')")
 run-aarch64: (run-arch "aarch64-linux")
 
 run-arch guest:
-  nix run .#microvms.$(nix eval --impure --raw --expr 'builtins.currentSystem').{{guest}}.microvm.config.microvm.declaredRunner
+  nix run .#microvms.$(nix eval --impure --raw --expr 'builtins.currentSystem').{{guest}}.microvm.config.microvm.declaredRunner
+
+fmt:
+  find . -name "*.nix" | xargs alejandra

devenv/templates/nixity/flake.nix

@@ -26,7 +26,7 @@
         modules = [
           ({pkgs, ...}: {
             # https://devenv.sh/reference/options/
-            packages = with pkgs; [just];
+            packages = with pkgs; [alejandra just];
             # languages.cplusplus.enable = true;
             # pre-commit.hooks = {
             #   clang-format.enable = true;

devenv/templates/nixos-container/flake.nix

@@ -24,7 +24,7 @@
         inputs.nixpkgs = nixities.nixpkgs;
         modules = [
           ({pkgs, ...}: {
-            packages = with pkgs; [just];
+            packages = with pkgs; [alejandra just];
             enterShell = ''
               cat <<"EOF" | ${pkgs.bat}/bin/bat --decorations=never --language=markdown
               # Instructions

devenv/templates/nixos-container/justfile

@@ -1,2 +1,5 @@
 build target:
-  nix build .#nixosConfigurations.container.{{target}}.config.system.build.toplevel
+  nix build .#nixosConfigurations.container.{{target}}.config.system.build.toplevel
+
+fmt:
+  find . -name "*.nix" | xargs alejandra

devenv/templates/oci-container/flake.nix

@@ -24,7 +24,7 @@
         inputs.nixpkgs = nixities.nixpkgs;
         modules = [
           ({pkgs, ...}: {
-            packages = with pkgs; [just];
+            packages = with pkgs; [alejandra just];
           })
         ];
       };

devenv/templates/oci-container/justfile

@@ -5,4 +5,7 @@ load: build
   docker load < ./result
 
 build-for target:
-  nix build .#packages.{{target}}.default
+  nix build .#packages.{{target}}.default
+
+fmt:
+  find . -name "*.nix" | xargs alejandra

devenv/templates/python-venv/flake.nix

@@ -39,7 +39,7 @@
               package = pythonPackages.python;
             };
             packages =
-              (with pkgs; [just stdenv.cc.cc.lib])
+              (with pkgs; [alejandra just stdenv.cc.cc.lib])
               ++ (with pythonPackages; [
                 pip
                 venvShellHook

devenv/templates/python/flake.nix

@@ -39,7 +39,7 @@
               package = pythonPackages.python;
             };
             packages =
-              (with pkgs; [just stdenv.cc.cc.lib])
+              (with pkgs; [alejandra just stdenv.cc.cc.lib])
               ++ (with pythonPackages; [
                 pip
               ]);

devenv/templates/rust/flake.nix

@@ -33,7 +33,7 @@
               c.enable = true;
               rust.enable = true;
             };
-            packages = with pkgs; [just openssl pkg-config];
+            packages = with pkgs; [alejandra just openssl pkg-config];
             pre-commit.hooks = {
               rustfmt.enable = true;
               clippy.enable = true;

flake.nix

@@ -202,6 +202,10 @@
           path = ./devenv/templates/elm;
           description = "Elm project";
         };
+        go = {
+          path = ./devenv/templates/go;
+          description = "Go project";
+        };
         haskell = {
           path = ./devenv/templates/haskell;
           description = "Haskell project";