From 4a793d047f013daf0ec54b82bfeff8c4a3633cfb Mon Sep 17 00:00:00 2001
From: Sam Harwell <sam@tunnelvisionlabs.com>
Date: Mon, 9 Nov 2020 05:31:27 -0800
Subject: [PATCH] Update to C# 9

---
 StyleCop.Analyzers/Directory.Build.props              | 11 ++++++++---
 .../StyleCop.Analyzers.Test.CSharp9.csproj            |  2 +-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/StyleCop.Analyzers/Directory.Build.props b/StyleCop.Analyzers/Directory.Build.props
index 10bf1b5d1..2da11cc69 100644
--- a/StyleCop.Analyzers/Directory.Build.props
+++ b/StyleCop.Analyzers/Directory.Build.props
@@ -10,8 +10,8 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <LangVersion>8</LangVersion>
-    <Features>strict</Features>
+    <LangVersion>9</LangVersion>
+    <WarningLevel>5</WarningLevel>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(BuildingInsideVisualStudio)' != 'true'">
@@ -47,7 +47,12 @@
     <PackageReference Include="DotNetAnalyzers.DocumentationAnalyzers" Version="1.0.0-beta.46" PrivateAssets="all" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.2.0-beta.205" PrivateAssets="all" />
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.0" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.CodeStyle" Version="3.7.0-6.20427.1" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.CodeStyle" Version="3.8.0-5.final" PrivateAssets="all" />
+  </ItemGroup>
+
+  <!-- C# Compiler -->
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" Version="3.8.0-5.final" PrivateAssets="all" />
   </ItemGroup>
 
   <!-- Public API -->
diff --git a/StyleCop.Analyzers/StyleCop.Analyzers.Test.CSharp9/StyleCop.Analyzers.Test.CSharp9.csproj b/StyleCop.Analyzers/StyleCop.Analyzers.Test.CSharp9/StyleCop.Analyzers.Test.CSharp9.csproj
index f70a84a8f..cf28b2eed 100644
--- a/StyleCop.Analyzers/StyleCop.Analyzers.Test.CSharp9/StyleCop.Analyzers.Test.CSharp9.csproj
+++ b/StyleCop.Analyzers/StyleCop.Analyzers.Test.CSharp9/StyleCop.Analyzers.Test.CSharp9.csproj
@@ -17,7 +17,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis" Version="3.8.0-2.20414.4" />
+    <PackageReference Include="Microsoft.CodeAnalysis" Version="3.8.0-5.final" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1" PrivateAssets="all" />
   </ItemGroup>