From 33dbbb98d8728b334326b2e4ea5bdb2b43eefd70 Mon Sep 17 00:00:00 2001
From: John Luo <johluo@microsoft.com>
Date: Wed, 13 Mar 2019 11:13:48 -0700
Subject: [PATCH] Update tools to ensure error details appear in VS

---
 src/csharp/Grpc.Tools/ProtoCompile.cs                            | 1 +
 .../Grpc.Tools/build/_protobuf/Google.Protobuf.Tools.targets     | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/csharp/Grpc.Tools/ProtoCompile.cs b/src/csharp/Grpc.Tools/ProtoCompile.cs
index 93608e1ac02..f6964205d2b 100644
--- a/src/csharp/Grpc.Tools/ProtoCompile.cs
+++ b/src/csharp/Grpc.Tools/ProtoCompile.cs
@@ -322,6 +322,7 @@ namespace Grpc.Tools
             {
                 cmd.AddArg(proto.ItemSpec);
             }
+            cmd.AddSwitchMaybe("error_format", "msvs");
             return cmd.ToString();
         }
 
diff --git a/src/csharp/Grpc.Tools/build/_protobuf/Google.Protobuf.Tools.targets b/src/csharp/Grpc.Tools/build/_protobuf/Google.Protobuf.Tools.targets
index 26f9efb5a84..1fa6ca1eb36 100644
--- a/src/csharp/Grpc.Tools/build/_protobuf/Google.Protobuf.Tools.targets
+++ b/src/csharp/Grpc.Tools/build/_protobuf/Google.Protobuf.Tools.targets
@@ -271,6 +271,7 @@
       GrpcPluginExe="%(_Protobuf_OutOfDateProto.GrpcPluginExe)"
       GrpcOutputDir="%(_Protobuf_OutOfDateProto.GrpcOutputDir)"
       GrpcOutputOptions="%(_Protobuf_OutOfDateProto._GrpcOutputOptions)"
+      LogStandardErrorAsError="true"
     >
       <Output TaskParameter="GeneratedFiles" ItemName="_Protobuf_GeneratedFiles"/>
     </ProtoCompile>