private IEnumerable <string> GetAllowedPackageReferenceVersions(PackageReference packageReference)
{
// If this is a generator project, if it has a reference to Microsoft.CodeAnalysis.Common, that means it's
// a source generator. In that case, we require the version of the API being built against to match the toolset
// version, so that way the source generator can actually be loaded by the toolset. We don't apply this rule to
// any other project, as any other project having a reason to reference a version of Roslyn via a PackageReference
// probably doesn't fall under this rule.
if (ProjectFilePath.Contains("CompilerGeneratorTools") && packageReference.Name == "Microsoft.CodeAnalysis.Common")
{
yield return("$(SourceGeneratorMicrosoftCodeAnalysisVersion)");
}
else
{
var name = packageReference.Name.Replace(".", "").Replace("-", "");
yield return($"$({name}Version)");
yield return($"$({name}FixedVersion)");
}
}
static bool IsAllowedFloatingVersion(PackageReference packageReference, string projectFilePath) => packageReference.Name == "Microsoft.Build.Framework" && Path.GetFileName(projectFilePath) == "Microsoft.CodeAnalysis.Workspaces.MSBuild.csproj";