feat(DEV-2781): Notify Not Running in a Git Repo

cmd/cmd_utils.go

@@ -19,6 +19,7 @@
 	"github.com/cloudposse/atmos/pkg/ui/theme"
 	u "github.com/cloudposse/atmos/pkg/utils"
 	"github.com/cloudposse/atmos/pkg/version"
+	"github.com/go-git/go-git/v5"
 )
 
 // ValidateConfig holds configuration options for Atmos validation.
@@ -523,6 +524,9 @@
 		u.LogErrorAndExit(err)
 	}
 
+	// Check if we're in a git repo. Warn if not.
+	verifyInsideGitRepo()
+
 	if atmosConfig.Default {
 		// If Atmos did not find an `atmos.yaml` config file and is using the default config
 		u.PrintMessageInColor("atmos.yaml", c1)
@@ -665,6 +669,36 @@
 	return info
 }
 
+// isGitRepository checks if the current directory is within a git repository
+func isGitRepository() bool {
+	_, err := git.PlainOpenWithOptions(".", &git.PlainOpenOptions{
+		DetectDotGit: true,
+	})
+	if err != nil {
+		if err != git.ErrRepositoryNotExists {
+			u.LogTrace(fmt.Sprintf("git check failed: %v", err))
+		}
+		return false
+	}
+
+	return true
+}
+
+// verifyInsideGitRepo checks if we're in a git repo
+func verifyInsideGitRepo() bool {
+	// Skip check if either env var is set
+	if os.Getenv("ATMOS_BASE_PATH") != "" || os.Getenv("ATMOS_CLI_CONFIG_PATH") != "" {
+		return true
+	}
+
+	// Check if we're in a git repo
+	if !isGitRepository() {
+		u.LogWarning("You're not inside a git repository. Atmos feels lonely outside - bring it home!\n")
+		return false
+	}
+	return true
+}
+
 func showErrorExampleFromMarkdown(cmd *cobra.Command, arg string) {
 	commandPath := cmd.CommandPath()
 	suggestions := []string{}

tests/test-cases/empty-dir.yaml

@@ -42,3 +42,21 @@ tests:
     expect:
       diff: []
       exit_code: 0
+
+  - name: atmos warns if not in git repo
+    enabled: true
+    snapshot: true
+    description: "Test that atmos warns if not run inside of a git repo"
+    workdir: "/"
+    command: "atmos"
+    args:
+      - version
+    env:
+      ATMOS_LOGS_LEVEL: Warning
+    expect:
+      diff: []
+      stdout:
+        - "You're not inside a git repository. Atmos feels lonely outside - bring it home!"
+      stderr:
+        - "^$"
+      exit_code: 0