add Directory.Build.props (graphql-dotnet#1086)

SimonCropp · joemcbride · commit ca362c9c15f4 · 2019-03-22T21:03:57.000-07:00
diff --git a/src/Directory.Build.props b/src/Directory.Build.props
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project>
+  <PropertyGroup>
+    <LangVersion>latest</LangVersion>
+  </PropertyGroup>
+</Project>
diff --git a/src/GraphQL.DataLoader.Tests/GraphQL.DataLoader.Tests.csproj b/src/GraphQL.DataLoader.Tests/GraphQL.DataLoader.Tests.csproj
@@ -3,7 +3,6 @@
   <PropertyGroup>
     <TargetFramework>netcoreapp2.2</TargetFramework>
     <IsPackable>false</IsPackable>
-    <LangVersion>7.3</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/GraphQL/GraphQL.csproj b/src/GraphQL/GraphQL.csproj
@@ -18,7 +18,6 @@
     <GenerateAssemblyVersionAttribute>false</GenerateAssemblyVersionAttribute>
     <GenerateAssemblyFileVersionAttribute>false</GenerateAssemblyFileVersionAttribute>
     <GenerateAssemblyInformationalVersionAttribute>false</GenerateAssemblyInformationalVersionAttribute>
-    <LangVersion>7.3</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
