From 88e67715a143323a1bfde1c985d0c18ee84b7a48 Mon Sep 17 00:00:00 2001
From: Tamas Vajk <tamasvajk@github.com>
Date: Wed, 24 Apr 2024 11:53:26 +0200
Subject: [PATCH] C#: Do not download
 `Microsoft.CodeAnalysis.ResxSourceGenerator` when there are no `resx` files
 to process

---
 .../SourceGenerators/ResxGenerator.cs                      | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/csharp/extractor/Semmle.Extraction.CSharp.DependencyFetching/SourceGenerators/ResxGenerator.cs b/csharp/extractor/Semmle.Extraction.CSharp.DependencyFetching/SourceGenerators/ResxGenerator.cs
index 3c99350a9de..ff24bf0ea6f 100644
--- a/csharp/extractor/Semmle.Extraction.CSharp.DependencyFetching/SourceGenerators/ResxGenerator.cs
+++ b/csharp/extractor/Semmle.Extraction.CSharp.DependencyFetching/SourceGenerators/ResxGenerator.cs
@@ -19,6 +19,13 @@ namespace Semmle.Extraction.CSharp.DependencyFetching
             TemporaryDirectory tempWorkingDirectory,
             IEnumerable<string> references) : base(fileProvider, fileContent, dotnet, compilationInfoContainer, logger, tempWorkingDirectory, references)
         {
+            if (fileProvider.Resources.Count == 0)
+            {
+                logger.LogDebug("No resources found, skipping resource extraction.");
+                sourceGeneratorFolder = null;
+                return;
+            }
+
             try
             {
                 // The package is downloaded to `missingpackages`, which is okay, we're already after the DLL collection phase.