feat: Support relative root directories without BasePathFs

2021-12-19 22:40:52 +01:00
parent ad3471c86a
commit 63469ad8d1
3 changed files with 22 additions and 2 deletions
@@ -4,6 +4,7 @@ import (
 	"os"
 	"time"

+	"github.com/pojntfx/stfs/internal/pathext"
 	"github.com/pojntfx/stfs/pkg/config"
 	"github.com/spf13/afero"
 )
@@ -17,14 +18,26 @@ func Cache(
 ) (afero.Fs, error) {
 	switch cacheType {
 	case CacheTypeMemory:
+		if pathext.IsRoot(root) {
+			return afero.NewCacheOnReadFs(base, afero.NewMemMapFs(), ttl), nil
+		}
+
 		return afero.NewCacheOnReadFs(afero.NewBasePathFs(base, root), afero.NewMemMapFs(), ttl), nil
 	case CacheTypeDir:
 		if err := os.MkdirAll(cacheDir, os.ModePerm); err != nil {
 			return nil, err
 		}

+		if pathext.IsRoot(root) {
+			return afero.NewCacheOnReadFs(base, afero.NewBasePathFs(afero.NewOsFs(), cacheDir), ttl), nil
+		}
+
 		return afero.NewCacheOnReadFs(afero.NewBasePathFs(base, root), afero.NewBasePathFs(afero.NewOsFs(), cacheDir), ttl), nil
 	case config.NoneKey:
+		if pathext.IsRoot(root) {
+			return base, nil
+		}
+
 		return afero.NewBasePathFs(base, root), nil
 	default:
 		return nil, ErrCacheTypeUnsupported