From 3a2595be942fe597801e5351bb15c65795991cd0 Mon Sep 17 00:00:00 2001
From: Zahary Karadjov <zahary@gmail.com>
Date: Wed, 20 Mar 2019 01:44:30 +0200
Subject: [PATCH] Add a common interface for producing better error messages

---
 serialization/errors.nim | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/serialization/errors.nim b/serialization/errors.nim
index 42e94a4..42cf615 100644
--- a/serialization/errors.nim
+++ b/serialization/errors.nim
@@ -2,3 +2,6 @@ type
   SerializationError* = object of CatchableError
   UnexpectedEofError* = object of SerializationError
 
+method formatMsg*(err: ref SerializationError, filename: string): string {.base.} =
+  "Serialisation error while processing " & filename
+