From c6f2b508eb844c4cf85a22f9e68e8d595704fc21 Mon Sep 17 00:00:00 2001
From: Scott Jones <sjones@microsoft.com>
Date: Tue, 20 Apr 2021 13:29:04 -0700
Subject: [PATCH] Add explicit dependency info to enable FastUpToDateCheck
 feature in VS (#813)

---
 nuget/Microsoft.Windows.CsWinRT.targets | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/nuget/Microsoft.Windows.CsWinRT.targets b/nuget/Microsoft.Windows.CsWinRT.targets
index 531f37fc9..8a0186aab 100644
--- a/nuget/Microsoft.Windows.CsWinRT.targets
+++ b/nuget/Microsoft.Windows.CsWinRT.targets
@@ -107,6 +107,13 @@ $(CsWinRTFilters)
     <WriteLinesToFile File="$(CsWinRTResponseFile)" Lines="$(CsWinRTParams)" Overwrite="true" WriteOnlyWhenDifferent="true" />
     <Message Text="$(CsWinRTCommand)" Importance="$(CsWinRTMessageImportance)" />
     <Exec Command="$(CsWinRTCommand)" />
+    <ItemGroup>
+      <CsWinRTOutputs Include="$(CsWinRTGeneratedFilesDir)/*.cs"/>
+      <UpToDateCheckInput Include="@(CsWinRTInputs)" Set="CsWinRTInputs" />
+      <UpToDateCheckOutput Include="$(CsWinRTResponseFile)" Set="CsWinRTInputs" />
+      <UpToDateCheckInput Include="$(CsWinRTResponseFile)" Set="CsWinRTOutputs" />
+      <UpToDateCheckOutput Include="@(CsWinRTOutputs)" Set="CsWinRTOutputs" />
+    </ItemGroup>
   </Target>
   
   <Target Name="CsWinRTIncludeProjection" BeforeTargets="BeforeCompile" DependsOnTargets="CsWinRTGenerateProjection" Condition="$(CsWinRTEnabled)">