Support prefixed types in ClassInjector.SystemTypeFromIl2CppType (#153)

Author: ds5678

Il2CppInterop.Runtime/Injection/ClassInjector.cs

@@ -1147,7 +1147,9 @@ private static string GetIl2CppTypeFullName(Il2CppTypeStruct* typePointer)
     internal static Type SystemTypeFromIl2CppType(Il2CppTypeStruct* typePointer)
     {
         var fullName = GetIl2CppTypeFullName(typePointer);
-        var type = Type.GetType(fullName) ?? throw new NullReferenceException($"Couldn't find System.Type for Il2Cpp type: {fullName}");
+        var type = Type.GetType(fullName)
+            ?? Type.GetType(fullName.Contains('.') ? "Il2Cpp" + fullName : "Il2Cpp." + fullName)
+            ?? throw new NullReferenceException($"Couldn't find System.Type for Il2Cpp type: {fullName}");
 
         INativeTypeStruct wrappedType = UnityVersionHandler.Wrap(typePointer);
         if (wrappedType.Type == Il2CppTypeEnum.IL2CPP_TYPE_GENERICINST)