keep older fallback for VS backcompat

baronfel · baronfel · commit 9e64a2c310a0 · 2025-08-09T18:07:53.000-05:00
diff --git a/src/Resolvers/Microsoft.DotNet.MSBuildSdkResolver/MSBuildSdkResolver.cs b/src/Resolvers/Microsoft.DotNet.MSBuildSdkResolver/MSBuildSdkResolver.cs
@@ -247,6 +247,10 @@ private sealed class CachedState
                     ?? Path.Combine(dotnetRoot, RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ? Constants.DotNetExe : Constants.DotNet);
                 if (File.Exists(fullPathToMuxer))
                 {
+                    // keeping this in until this component no longer needs to handle 17.14.
+                    propertiesToAdd ??= new Dictionary<string, string?>();
+                    propertiesToAdd.Add(DotnetHostExperimentalKey, fullPathToMuxer);
+                    // this is the future-facing implementation.
                     environmentVariablesToAdd ??= new Dictionary<string, string?>(1)
                     {
                         [DOTNET_HOST] = fullPathToMuxer

Original file line number	Diff line number	Diff line change
`@@ -247,6 +247,10 @@ private sealed class CachedState`
`247`	`247`	`?? Path.Combine(dotnetRoot, RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ? Constants.DotNetExe : Constants.DotNet);`
`248`	`248`	`if (File.Exists(fullPathToMuxer))`
`249`	`249`	`{`
	`250`	`+ // keeping this in until this component no longer needs to handle 17.14.`
	`251`	`+ propertiesToAdd ??= new Dictionary<string, string?>();`
	`252`	`+ propertiesToAdd.Add(DotnetHostExperimentalKey, fullPathToMuxer);`
	`253`	`+ // this is the future-facing implementation.`
`250`	`254`	`environmentVariablesToAdd ??= new Dictionary<string, string?>(1)`
`251`	`255`	`{`
`252`	`256`	`[DOTNET_HOST] = fullPathToMuxer`