From 9a5bab8524bb9aa029eea4e3552b85cd11661c00 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Magnus=20=C3=85hall?= <magnus.ahall@gibon.se>
Date: Mon, 9 Jun 2025 09:00:30 +0200
Subject: [PATCH] Return error type when parsing keys to differentiate between
 public/private error

---
 pkg.go | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/pkg.go b/pkg.go
index bcb7009..d154201 100644
--- a/pkg.go
+++ b/pkg.go
@@ -38,6 +38,15 @@ type Manager struct {
 	Initialized bool
 }
 
+type KeyError struct {
+	Err error
+	KeyType string // PUBLIC or PRIVATE
+}
+
+func (kerr KeyError) Error() string {
+	return fmt.Sprintf("%s [%s]", kerr.Err.Error(), kerr.KeyType)
+}
+
 func NewManager(keyType KeyType, private, public string, expireDays int) (mngr Manager, err error) { // {{{
 	var errPriv, errPub error
 	mngr.KeyType = keyType
@@ -61,12 +70,18 @@ func NewManager(keyType KeyType, private, public string, expireDays int) (mngr M
 	}
 
 	if errPriv != nil {
-		err = errPriv
+		err = KeyError{
+			errPriv,
+			"PRIVATE",
+		}
 		return
 	}
 
 	if errPub != nil {
-		err = errPub
+		err = KeyError {
+			errPub,
+			"PUBLIC",
+		}
 		return
 	}