Prevent GraphQL.NET 8 reflection caching (#27)

* Prevent GraphQL.NET 8 reflection caching

* update

Author: Shane32

Sample/Sample.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <NoWarn>$(NoWarn);1701;1702;CS1591</NoWarn>
   </PropertyGroup>
 

src/GraphQL.DI/DIObjectGraphType.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Linq.Expressions;
 using System.Reflection;
 using GraphQL.Types;
@@ -20,6 +21,13 @@ public class DIObjectGraphType<TDIGraph> : DIObjectGraphType<TDIGraph, object> w
 public class DIObjectGraphType<TDIGraph, TSource> : AutoRegisteringObjectGraphType<TSource>
     where TDIGraph : IDIObjectGraphBase<TSource>
 {
+    /// <summary>
+    /// Initializes a new instance of the <see cref="DIObjectGraphType{TDIGraph, TSource}"/> class.
+    /// </summary>
+    public DIObjectGraphType() : base(Array.Empty<Expression<Func<TSource, object?>>>()) // prevent GraphQL.NET 8 reflection caching
+    {
+    }
+
     /// <inheritdoc/>
     protected override void ConfigureGraph()
     {

src/Tests/Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RootNamespace/>
     <NoWarn>$(NoWarn);1701;1702;1591;IDE1006;IDE0060;0618;CA1707;CA1822;CS1591;CA1861;IDE0022;IDE0021;IDE0028;CA1852</NoWarn>
   </PropertyGroup>