From c6689c053b4f43ffe9d0a9a41eeabbc4a5c91342 Mon Sep 17 00:00:00 2001
From: Albie Spriddell <albion@dragonfruit.network>
Date: Sun, 17 Dec 2023 11:27:28 +0000
Subject: [PATCH] add null filter

---
 DragonFruit.Data.Roslyn/ApiRequestSourceGenerator.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/DragonFruit.Data.Roslyn/ApiRequestSourceGenerator.cs b/DragonFruit.Data.Roslyn/ApiRequestSourceGenerator.cs
index 9994b3b..8d0ae0a 100644
--- a/DragonFruit.Data.Roslyn/ApiRequestSourceGenerator.cs
+++ b/DragonFruit.Data.Roslyn/ApiRequestSourceGenerator.cs
@@ -63,7 +63,7 @@ public void Initialize(IncrementalGeneratorInitializationContext context)
                 predicate: (syntaxNode, _) => syntaxNode is ClassDeclarationSyntax classDecl && classDecl.Modifiers.Any(x => x.IsKind(SyntaxKind.PartialKeyword)),
                 transform: (generatorSyntaxContext, _) => GetSemanticTarget(generatorSyntaxContext));
 
-            IncrementalValueProvider<(Compilation, ImmutableArray<ClassDeclarationSyntax>)> targets = context.CompilationProvider.Combine(apiRequestDerivedClasses.Collect());
+            var targets = context.CompilationProvider.Combine(apiRequestDerivedClasses.Where(x => x != null).Collect());
             context.RegisterSourceOutput(targets, (spc, source) => Execute(source.Item1, source.Item2, spc));
         }