copy plugin sources

plugins/authenticator/src/error.rs

@@ -0,0 +1,22 @@
+use serde::{Serialize, Serializer};
+
+#[derive(Debug, thiserror::Error)]
+pub enum Error {
+    #[error(transparent)]
+    Base64Decode(#[from] base64::DecodeError),
+    #[error(transparent)]
+    JSON(#[from] serde_json::Error),
+    #[error(transparent)]
+    U2F(#[from] u2f::u2ferror::U2fError),
+    #[error(transparent)]
+    Auth(#[from] authenticator::errors::AuthenticatorError),
+}
+
+impl Serialize for Error {
+    fn serialize<S>(&self, serializer: S) -> std::result::Result<S::Ok, S::Error>
+    where
+        S: Serializer,
+    {
+        serializer.serialize_str(self.to_string().as_ref())
+    }
+}