From 50a50d736b5d5f1e9e2ef3c6afa6b4c0d3e50677 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ren=C3=A9=20=27Necoro=27=20Neumann?= <necoro@necoro.eu>
Date: Sun, 17 Oct 2021 13:33:55 +0200
Subject: #62: Root can be empty

---
 internal/imap/folder.go | 10 +++++++++-
 internal/imap/imap.go   |  6 ++++--
 2 files changed, 13 insertions(+), 3 deletions(-)

(limited to 'internal')

diff --git a/internal/imap/folder.go b/internal/imap/folder.go
index 6353bb3..d7562b8 100644
--- a/internal/imap/folder.go
+++ b/internal/imap/folder.go
@@ -15,8 +15,16 @@ func (f Folder) Append(other Folder) Folder {
 	if f.delimiter != other.delimiter {
 		panic("Delimiters do not match")
 	}
+
+	var prefix string
+	if f.str == "" {
+		prefix = ""
+	} else {
+		prefix = f.str + f.delimiter
+	}
+
 	return Folder{
-		str:       f.str + f.delimiter + other.str,
+		str:       prefix + other.str,
 		delimiter: f.delimiter,
 	}
 }
diff --git a/internal/imap/imap.go b/internal/imap/imap.go
index a6995af..4a18a94 100644
--- a/internal/imap/imap.go
+++ b/internal/imap/imap.go
@@ -39,8 +39,10 @@ func Connect(url config.Url) (*Client, error) {
 
 	log.Printf("Determined '%s' as toplevel, with '%s' as delimiter", client.toplevel, client.delimiter)
 
-	if err = conn.ensureFolder(client.toplevel); err != nil {
-		return nil, err
+	if toplevel != "" {
+		if err = conn.ensureFolder(client.toplevel); err != nil {
+			return nil, err
+		}
 	}
 
 	// the other connections
-- 
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