initial commits

rootdir.go

@@ -32,27 +32,28 @@ const (
 //	fmt.Printf("The maymoon root-dir is at %q \n", rootDir)
 func RootDir() (string, error) {
 
-	var path string
-
 	{
-		path = os.Getenv(publicRootEnvName)
+		path := os.Getenv(publicRootEnvName)
 		if "" != path {
 /////////////////////// RETURN
 			return path, nil
 		}
 	}
 
+	var path string
 	{
 		homedir, err := os.UserHomeDir()
 		if nil != err {
-			return "", fmt.Errorf("problem getting user home-directory: %s", err)
+/////////////////////// RETURN
+			return "", fmt.Errorf("problem getting user home-directory: %w", err)
 		}
 
-		path := filepath.Join(homedir, publicRootDirName)
-		if "" != path {
-			return path, nil
+		path = filepath.Join(homedir, publicRootDirName)
+		if "" == path {
+/////////////////////// RETURN
+			return "", errors.New("empty path")
 		}
 	}
 
-	return "", nil
+	return path, nil
 }