[Experiment] Replace a small shell script with go (#185)

* Replace a simple bash script with golang

* Add simple go CI

* Replace `makers` with `cargo-make make`

* Replace cargo-make installer action with asdf

* Add trigger for make file

.github/workflows/ci-go.yml

@@ -0,0 +1,50 @@
+name: CI - Go
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - '.github/workflows/ci-go.yml'
+      - '**.go'
+      - 'go.*'
+      - 'testdata/**'
+      - 'Makefile.toml'
+  pull_request:
+    paths:
+      - '.github/workflows/ci-go.yml'
+      - '**.go'
+      - 'go.*'
+      - 'testdata/**'
+      - 'Makefile.toml'
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version-file: 'go.mod'
+          cache-dependency-path: 'go.sum'
+      # https://github.com/davidB/rust-cargo-make/pull/178 is the blocker, even if this action is recommended in cargo-make official docs
+      - uses: asdf-vm/actions/install@v2
+        with:
+          # Keep same version as used in *.nix
+          tool_versions: |
+            cargo-make 0.36.10
+      # - run: go test
+      - run: makers test-race
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version-file: 'go.mod'
+          cache-dependency-path: 'go.sum'
+      - name: check format
+        run: go fmt ./... && git add --intent-to-add . && git diff --exit-code
+      - run: go vet ./...

.github/workflows/lint.yml

@@ -44,5 +44,5 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      # Keep same version as *.nix
+      # Keep same version as used in *.nix
       - uses: crate-ci/[email protected]

.gitignore

@@ -6,3 +6,5 @@
 # Managed by home-manager
 .config/fish/conf.d/
 .config/fish/config.fish
+
+dist/

.vscode/settings.json

@@ -10,6 +10,9 @@
   "[fish]": {
     "editor.defaultFormatter": "bmalehorn.vscode-fish"
   },
+  "[go]": {
+    "editor.defaultFormatter": "golang.go"
+  },
   "nix.serverPath": "nil",
   "nix.enableLanguageServer": true,
   "nix.serverSettings": {

Makefile.toml

@@ -29,4 +29,19 @@ command = './scripts/fmt.bash'
 alias = "lint"
 
 [tasks.deps]
-command = './scripts/print-deps.bash'
+command = 'go'
+args = [
+  'run',
+  './cmd/print-deps',
+]
+
+[tasks.test-race]
+command = 'go'
+args = [
+  'build',
+  '-v',
+  '-race',
+  '-o',
+  'dist/print-deps',
+  './...',
+]

cmd/print-deps/main.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"log"
+	"os/exec"
+	"strings"
+)
+
+func main() {
+	cmds := []struct {
+		path string
+		args []string
+	}{
+		{"go", []string{"version"}},
+		{"makers", []string{"--version"}},
+		{"nix", []string{"--version"}},
+		{"dprint", []string{"--version"}},
+		{"shellcheck", []string{"--version"}},
+		{"shfmt", []string{"--version"}},
+		{"fd", []string{"--version"}},
+		{"typos", []string{"--version"}},
+		{"gitleaks", []string{"version"}},
+	}
+
+	for _, cmd := range cmds {
+		output, err := exec.Command(cmd.path, cmd.args...).Output()
+		log.Printf("%s %s\n%s\n", cmd.path, strings.Join(cmd.args, " "), output)
+		if err != nil {
+			log.Fatalln(err)
+		}
+	}
+}

default.nix

@@ -16,5 +16,6 @@ pkgs.mkShell {
     pkgs.coreutils
     pkgs.fd
     pkgs.typos
+    pkgs.go_1_20
   ];
 }

go.mod

@@ -0,0 +1,3 @@
+module print-deps
+
+go 1.20

scripts/lint.bash

@@ -10,3 +10,4 @@ shellcheck ./**/*.bash
 nixpkgs-fmt --check ./**/*.nix
 typos . .github .config .vscode
 gitleaks detect
+go vet ./...