Handle no configured accounts gracefully

Instead of throwing a runtime error, when no accounts are configured in
accounts.conf, we provide an informative error message.

1 files changed, 4 insertions, 0 deletions

diff --git a/config/config.go b/config/config.go
index 7aff1ea..e5e332e 100644
--- a/config/config.go
+++ b/config/config.go
@@ -93,6 +93,10 @@ func loadAccountConfig(path string) ([]AccountConfig, error) {
 		}
 		accounts = append(accounts, account)
 	}
+	if len(accounts) == 0 {
+		err = errors.New("No accounts configured in accounts.conf")
+		return nil, err
+	}
 	return accounts, nil
 }