From f1d8576f12577fbc52c6192928e02361963fb524 Mon Sep 17 00:00:00 2001
From: Isis Lovecruft <isis@patternsinthevoid.net>
Date: Mon, 13 Jul 2020 23:19:55 +0000
Subject: [PATCH] Impl std::error::Error for SignatureError.

---
 src/errors.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/errors.rs b/src/errors.rs
index 108ca1f..08f04de 100644
--- a/src/errors.rs
+++ b/src/errors.rs
@@ -93,3 +93,6 @@ impl From<InternalError> for SignatureError {
         SignatureError::from_source(err)
     }
 }
+
+#[cfg(feature = "std")]
+impl Error for SignatureError { }