Add nullable type switch

Client/Pages/Home.razor

@@ -36,6 +36,9 @@
             </TitleContent>
             <ChildContent>
                 <MudStack>
+                    <MudSwitch @bind-Value="@includeNullableTypes" Color="Color.Primary">
+                        Include nullable types
+                    </MudSwitch>
                     <MudSwitch @bind-Value="@showErroneous" Color="Color.Primary">
                         Show erroneous bindings
                         <MudText Typo="Typo.caption" Class="d-block mud-text-secondary">
@@ -51,7 +54,7 @@
     </MudExpansionPanels>
 
     <MudTable Items="@bindingResults" Dense="true" Breakpoint="Breakpoint.None" Loading="@isLoading"
-        Filter="@(r => showErroneous ? true : !r.AllErroneous)">
+        Filter="ResultTableFilter">
         <HeaderContent>
             <MudTh>Parameter Type</MudTh>
             <MudTh>Binding Result</MudTh>

Client/Pages/Home.razor.cs

@@ -27,6 +27,8 @@ public sealed partial class Home : IDisposable
     private bool isLoading = false;
 
     private IEnumerable<BindingResults> bindingResults = [];
+
+    private bool includeNullableTypes = false;
     private bool showErroneous = false;
     private bool showDetailedErrorMessages = false;
 
@@ -67,6 +69,17 @@ private async Task GetBindingResultsAsync(string inputValue)
         bindingResults = results.OrderBy(r => r.Results.Count(r => r.Value.IsErroneous));
     }
 
+    private bool ResultTableFilter(BindingResults r)
+    {
+        if (!includeNullableTypes && r.Type.EndsWith('?'))
+            return false;
+
+        if (!showErroneous && r.AllErroneous)
+            return false;
+
+        return true;
+    }
+
     private async Task GetSharableLink()
     {
         var shareLink = NavigationManager.BaseUri + "?qs=" + Uri.EscapeDataString(_input.Value);