with about plugins

pkg/charcontext/context_root.go

@@ -0,0 +1,57 @@
+package charcontext
+
+import (
+	"context"
+	"errors"
+	"os"
+	"path"
+)
+
+var ErrNoContextFound = errors.New("could not find project root")
+
+const CharFileName = ".char.yml"
+
+func FindLocalRoot(ctx context.Context) (string, error) {
+	curdir, err := os.Getwd()
+	if err != nil {
+		return "", err
+	}
+
+	return recursiveFindLocalRoot(ctx, curdir)
+
+	//output, err := exec.Command("git", "rev-parse", "--show-toplevel").CombinedOutput()
+	//if err != nil {
+	//	return "", err
+	//}
+	//if len(output) == 0 {
+	//	return "", errors.New("could not find absolute path")
+	//}
+	//if _, err := os.Stat(string(output)); errors.Is(err, os.ErrNotExist) {
+	//	return "", fmt.Errorf("path does not exist %s", string(output))
+	//}
+
+	//return string(output), nil
+}
+
+func recursiveFindLocalRoot(ctx context.Context, localpath string) (string, error) {
+	entries, err := os.ReadDir(localpath)
+	if err != nil {
+		return "", err
+	}
+
+	for _, entry := range entries {
+		if entry.Name() == CharFileName {
+			return localpath, nil
+		}
+	}
+
+	if localpath == "/" {
+		return "", ErrNoContextFound
+	}
+
+	return recursiveFindLocalRoot(ctx, path.Dir(localpath))
+}
+
+func ChangeToPath(_ context.Context, path string) error {
+	return os.Chdir(path)
+}