From 182459edbcfa9b20ad599b6d6e7ef901adba20a7 Mon Sep 17 00:00:00 2001
From: Mark van Renswoude <mark@x2software.net>
Date: Mon, 7 Jan 2019 16:53:30 +0100
Subject: [PATCH] Controller and method name in TopologyConfigurationException

---
 Tapeti/Default/MessageBinding.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Tapeti/Default/MessageBinding.cs b/Tapeti/Default/MessageBinding.cs
index f21cd6b..3f86b21 100644
--- a/Tapeti/Default/MessageBinding.cs
+++ b/Tapeti/Default/MessageBinding.cs
@@ -8,11 +8,11 @@ namespace Tapeti.Default
         public void Handle(IBindingContext context, Action next)
         {
             if (context.Parameters.Count == 0)
-                throw new TopologyConfigurationException("First parameter must be a message class");
+                throw new TopologyConfigurationException($"First parameter of method {context.Method.Name} in controller {context.Method.DeclaringType?.Name} must be a message class");
 
             var parameter = context.Parameters[0];
             if (!parameter.Info.ParameterType.IsClass)
-                throw new TopologyConfigurationException($"First parameter {parameter.Info.Name} must be a message class");
+                throw new TopologyConfigurationException($"First parameter {parameter.Info.Name} of method {context.Method.Name} in controller {context.Method.DeclaringType?.Name} must be a message class");
 
             parameter.SetBinding(messageContext => messageContext.Message);
             context.MessageClass = parameter.Info.ParameterType;